{ "name": "Wattbench: inverter & battery fault-code library", "url": "https://wattbench.ai/fault-codes", "license": "Free to use with attribution to Wattbench (wattbench.ai).", "disclaimer": "Reference only, compiled from manufacturer documentation. Faults involving DC/AC isolation, wiring or opening a unit are licensed electrical work. Not affiliated with or endorsed by any manufacturer.", "updated": "2026-08-09", "brands": [ "Huawei", "Fronius", "SMA", "Sungrow", "Growatt", "GoodWe", "Solis", "SolaX", "Deye", "Enphase", "Sigenergy", "Tesla", "FoxESS", "Sofar", "Hoymiles" ], "count": 550, "codes": [ { "brand": "Huawei", "code": "2001", "fault": "High string input voltage", "meaning": "Open-circuit voltage exceeds the maximum input voltage.", "fix": null, "homeowner_action": "Record the alarm and cause ID if shown, leave PV, AC and earthing wiring and isolators untouched, and contact the installer. Electrical measurements and recovery work require a licensed worker.", "installer_remedy": "A licensed installer should check the number of PV modules connected in series in the PV string, and ensure the string open-circuit voltage is no greater than the maximum operating voltage. Once the PV array is correctly configured, the alarm clears automatically.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2001" }, { "brand": "Huawei", "code": "2002", "fault": "DC arc fault", "meaning": "The PV string power cable arcs or is in poor contact. Cause ID 1 = PV1, Cause ID 2 = PV2.", "fix": null, "homeowner_action": "Record the alarm and cause ID if shown, leave PV, AC and earthing wiring and isolators untouched, and contact the installer. Electrical measurements and recovery work require a licensed worker.", "installer_remedy": "A licensed installer should check whether the string cables arc or are in poor contact.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2002" }, { "brand": "Huawei", "code": "2003", "fault": "DC arc fault", "meaning": "The PV string power cable arcs or is in poor contact. Cause ID 1 = PV1, Cause ID 2 = PV2.", "fix": null, "homeowner_action": "Record the alarm and cause ID if shown, leave PV, AC and earthing wiring and isolators untouched, and contact the installer. Electrical measurements and recovery work require a licensed worker.", "installer_remedy": "A licensed installer should check whether the string cables arc or are in poor contact.", "remedy_sources": [ { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2003" }, { "brand": "Huawei", "code": "2011", "fault": "String reversed", "meaning": "The PV string is reverse-connected. Cause ID 1 = PV1, Cause ID 2 = PV2.", "fix": null, "homeowner_action": "Record the alarm and cause ID if shown, leave PV, AC and earthing wiring and isolators untouched, and contact the installer. Electrical measurements and recovery work require a licensed worker.", "installer_remedy": "A licensed installer should check whether the PV string is reverse-connected to the inverter.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2011" }, { "brand": "Huawei", "code": "2012", "fault": "String current back-feed", "meaning": "Only a few PV modules are connected in series in the string, so its end voltage is lower than the other strings. Cause ID 1 = PV1, Cause ID 2 = PV2.", "fix": null, "homeowner_action": "Record the alarm and cause ID if shown, leave PV, AC and earthing wiring and isolators untouched, and contact the installer. Electrical measurements and recovery work require a licensed worker.", "installer_remedy": "A licensed installer should compare the module count with parallel strings, check for shading, and verify the string open-circuit voltage. Any reconfiguration must follow the exact model procedure and only occur after the circuit is made safe.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2012" }, { "brand": "Huawei", "code": "2021", "fault": "AFCI check failure", "meaning": "The AFCI self-check fails. Either the AFCI check circuit is abnormal, or the AFCI circuit is faulty.", "fix": null, "homeowner_action": "Record the alarm and cause ID if shown, leave PV, AC and earthing wiring and isolators untouched, and contact the installer. Electrical measurements and recovery work require a licensed worker.", "installer_remedy": "A licensed installer should follow the exact M2 or M3 manual's controlled diagnostic and recovery procedure for this alarm. Do not substitute a generic switching sequence; if the alarm persists after the documented check, preserve the event evidence and escalate to Huawei support.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2021" }, { "brand": "Huawei", "code": "2031", "fault": "Phase wire short-circuit to PE", "meaning": "The impedance of the output phase wire is low, or it is short-circuited to PE.", "fix": null, "homeowner_action": "Record the alarm and cause ID if shown, leave PV, AC and earthing wiring and isolators untouched, and contact the installer. Electrical measurements and recovery work require a licensed worker.", "installer_remedy": "A licensed installer should check the impedance of the output phase wire to PE, locate the position with low impedance, and restore it.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2031" }, { "brand": "Huawei", "code": "2032", "fault": "Grid failure", "meaning": "The grid is experiencing an outage, the AC circuit is disconnected, or the AC switch is off.", "fix": null, "homeowner_action": "Record the alarm, cause ID if shown, and time; check only whether the property has grid supply and allow the inverter to recover. If it repeats, contact the installer; do not change protected grid settings.", "installer_remedy": "Check whether grid supply is available and record the switch states without operating them. If supply is present, a licensed installer should verify the AC cable and switch connection.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2032" }, { "brand": "Huawei", "code": "2033", "fault": "Grid under-voltage", "meaning": "The grid voltage is below the lower threshold, or the under-voltage duration exceeds the value specified by LVRT.", "fix": null, "homeowner_action": "Record the alarm, cause ID if shown, and time; check only whether the property has grid supply and allow the inverter to recover. If it repeats, contact the installer; do not change protected grid settings.", "installer_remedy": "The inverter normally recovers when the grid returns to range. If repeated, the installer should verify the measured voltage and AC connection; contact the network operator if supply is out of range. Change protection settings only with network approval.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2033" }, { "brand": "Huawei", "code": "2034", "fault": "Grid over-voltage", "meaning": "The grid voltage is above the upper threshold, or the over-voltage duration exceeds the value specified by HVRT.", "fix": null, "homeowner_action": "Record the alarm, cause ID if shown, and time; check only whether the property has grid supply and allow the inverter to recover. If it repeats, contact the installer; do not change protected grid settings.", "installer_remedy": "The inverter normally recovers when the grid returns to range. If repeated, the installer should verify the voltage at the grid connection point and contact the network operator if it is out of range. Change protection settings only with network approval.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2034" }, { "brand": "Huawei", "code": "2035", "fault": "Unbalanced grid voltage", "meaning": "The difference between grid phase voltages exceeds the upper threshold.", "fix": null, "homeowner_action": "Record the alarm, cause ID if shown, and time; check only whether the property has grid supply and allow the inverter to recover. If it repeats, contact the installer; do not change protected grid settings.", "installer_remedy": "The inverter normally recovers when the grid returns to range. If repeated, a licensed installer should verify the phase voltages and AC output cables, then escalate an out-of-range supply to the network operator.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2035" }, { "brand": "Huawei", "code": "2036", "fault": "Grid over-frequency", "meaning": "Grid exception: the actual grid frequency is higher than the local grid standard allows.", "fix": null, "homeowner_action": "Record the alarm, cause ID if shown, and time; check only whether the property has grid supply and allow the inverter to recover. If it repeats, contact the installer; do not change protected grid settings.", "installer_remedy": "The inverter normally recovers when frequency returns to range. If repeated, verify the event data and contact the network operator if supply is out of range. Change protection settings only with network approval.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2036" }, { "brand": "Huawei", "code": "2037", "fault": "Grid under-frequency", "meaning": "Grid exception: the actual grid frequency is lower than the local grid standard requires.", "fix": null, "homeowner_action": "Record the alarm, cause ID if shown, and time; check only whether the property has grid supply and allow the inverter to recover. If it repeats, contact the installer; do not change protected grid settings.", "installer_remedy": "The inverter normally recovers when frequency returns to range. If repeated, verify the event data and contact the network operator if supply is out of range. Change protection settings only with network approval.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2037" }, { "brand": "Huawei", "code": "2038", "fault": "Unstable grid frequency", "meaning": "Grid exception: the rate of change of grid frequency does not comply with the local grid standard.", "fix": null, "homeowner_action": "Record the alarm, cause ID if shown, and time; check only whether the property has grid supply and allow the inverter to recover. If it repeats, contact the installer; do not change protected grid settings.", "installer_remedy": "The inverter normally recovers when the grid stabilises. If the event repeats, have the installer verify the frequency data and contact the network operator if it is outside range.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2038" }, { "brand": "Huawei", "code": "2039", "fault": "Output over-current", "meaning": "The grid voltage drops dramatically or the grid is short-circuited, so the inverter's transient output current exceeds the upper threshold and protection is triggered.", "fix": null, "homeowner_action": "Record the alarm, cause ID if shown, and time; check only whether the property has grid supply and allow the inverter to recover. If it repeats, contact the installer; do not change protected grid settings.", "installer_remedy": "The inverter monitors for recovery automatically. If the event repeats or affects production, a licensed installer should check the AC output for a short circuit and contact Huawei support if unresolved.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2039" }, { "brand": "Huawei", "code": "2040", "fault": "Output DC component over-high", "meaning": "The DC component of the inverter output current exceeds the specified upper threshold.", "fix": null, "homeowner_action": "Record the alarm, cause ID if shown, and time; check only whether the property has grid supply and allow the inverter to recover. If it repeats, contact the installer; do not change protected grid settings.", "installer_remedy": "The inverter monitors for recovery automatically. If the event repeats, contact the installer, dealer or Huawei technical support.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2040" }, { "brand": "Huawei", "code": "2051", "fault": "Abnormal residual current", "meaning": "The insulation impedance of the input side to PE decreases while the inverter is operating.", "fix": null, "homeowner_action": "Record the alarm and cause ID if shown, leave PV, AC and earthing wiring and isolators untouched, and contact the installer. Electrical measurements and recovery work require a licensed worker.", "installer_remedy": "A transient event may clear automatically. If it repeats or persists, a licensed installer should test the impedance between each PV string and earth and rectify any insulation fault.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2051" }, { "brand": "Huawei", "code": "2061", "fault": "Abnormal grounding", "meaning": "The N cable or ground cable is not connected. When a PV array is grounded, the inverter output is not connected to an isolation transformer.", "fix": null, "homeowner_action": "Record the alarm and cause ID if shown, leave PV, AC and earthing wiring and isolators untouched, and contact the installer. Electrical measurements and recovery work require a licensed worker.", "installer_remedy": "A licensed installer should power off the inverter using the exact model procedure, verify the PE and neutral connections, and confirm any isolation-transformer configuration before changing the grounding-inspection setting.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2061" }, { "brand": "Huawei", "code": "2062", "fault": "Low insulation resistance", "meaning": "The PV array is short-circuited to PE, or the array's environment is damp and insulation between the array and ground is poor.", "fix": null, "homeowner_action": "Record the alarm and cause ID if shown, leave PV, AC and earthing wiring and isolators untouched, and contact the installer. Electrical measurements and recovery work require a licensed worker.", "installer_remedy": "A licensed installer should test the impedance between the PV array and PE, locate any short circuit or insulation defect, and verify the inverter PE connection. Do not lower the protection threshold without confirming the exact model requirements and site conditions.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2062" }, { "brand": "Huawei", "code": "2063", "fault": "Over-temperature", "meaning": "The inverter is installed in a poorly ventilated location, or the ambient temperature is too high.", "fix": null, "homeowner_action": "Record the alarm and check only for safely visible blocked ventilation or direct sun. Do not open the inverter; contact the installer if the alarm remains after the unit cools.", "installer_remedy": "Check the ventilation and ambient temperature at the install location. If ventilation is poor or the ambient temperature is above the upper threshold, improve airflow and heat dissipation. If both meet requirements, contact your dealer or Huawei technical support.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2063" }, { "brand": "Huawei", "code": "2064", "fault": "Device fault", "meaning": "An unrecoverable fault has occurred on a circuit inside the inverter.", "fix": null, "homeowner_action": "Record the alarm, inverter indicators and software version if visible. Do not power-cycle, load firmware or alter communication wiring; contact the installer or Huawei support.", "installer_remedy": "A licensed installer should follow the exact M2 or M3 manual's controlled diagnostic and recovery procedure for this alarm. Do not substitute a generic switching sequence; if the alarm persists after the documented check, preserve the event evidence and escalate to Huawei support.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2064" }, { "brand": "Huawei", "code": "2065", "fault": "Upgrade failed / software version mismatch", "meaning": "The upgrade did not complete normally.", "fix": null, "homeowner_action": "Record the alarm, inverter indicators and software version if visible. Do not power-cycle, load firmware or alter communication wiring; contact the installer or Huawei support.", "installer_remedy": "Retry the supported inverter upgrade. If it fails repeatedly, contact the dealer or Huawei technical support; do not install an unverified firmware package.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2065" }, { "brand": "Huawei", "code": "2066", "fault": "Licence expired", "meaning": "The privilege certificate has entered its grace period; the privileged feature will become invalid soon.", "fix": null, "homeowner_action": "Record the alarm, inverter indicators and software version if visible. Do not power-cycle, load firmware or alter communication wiring; contact the installer or Huawei support.", "installer_remedy": "Apply for and load a new privilege certificate through the authorised Huawei workflow.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2066" }, { "brand": "Huawei", "code": "2067", "fault": "Faulty power collector", "meaning": "Communication with the power meter is interrupted.", "fix": null, "homeowner_action": "Record the alarm and note whether monitoring or power-flow data is missing. Do not access the meter, RS485 wiring or switchboard; contact the installer if it persists.", "installer_remedy": "A licensed installer should confirm the power meter settings match the actual model, that its communications parameters match the inverter's RS485 settings, that it is powered on, and that the RS485 cable is connected correctly.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2067" }, { "brand": "Huawei", "code": "2068", "fault": "Battery abnormal", "meaning": "The battery is faulty or disconnected, or the battery circuit breaker is off while the battery is running.", "fix": "Record the battery indicator and alarm details. A qualified installer should verify the battery power, enable and communication connections and configuration; contact the battery supplier or Huawei if the alarm persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2068" }, { "brand": "Huawei", "code": "2070", "fault": "Active islanding", "meaning": "During a grid AC outage, the inverter proactively detects islanding.", "fix": "Contact your installer. Check that the grid-connection voltage of the inverter is normal.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2070" }, { "brand": "Huawei", "code": "2072", "fault": "Transient AC over-voltage", "meaning": "The inverter detects that the phase voltage exceeds the transient AC over-voltage protection threshold.", "fix": null, "homeowner_action": "Record the alarm, cause ID if shown, and time; check only whether the property has grid supply and allow the inverter to recover. If it repeats, contact the installer; do not change protected grid settings.", "installer_remedy": "A licensed installer should verify voltage at the grid connection point and its peak value. Contact the network operator if supply is too high; change the protection threshold only with network approval.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2072" }, { "brand": "Huawei", "code": "2077", "fault": "Off-grid output overload", "meaning": "The off-grid output is overloaded or short-circuited.", "fix": "Reduce non-essential loads on the backed-up circuit. If it does not clear, a licensed installer should check for an output short circuit and verify that the load configuration is within the device rating.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2077" }, { "brand": "Huawei", "code": "2080", "fault": "Abnormal PV module configuration", "meaning": "PV module configuration does not meet requirements, or the module output is reverse-connected or short-circuited. Cause IDs: 2: too many optimisers in a single string; 3: too few optimisers in a string, or abnormal sunlight; 5: abnormal optimiser output voltage; 6: abnormal string or parallel connection; 7: string configuration changed.", "fix": "Contact your installer. Check that the total number of PV modules, the number per string, and the number of strings meet requirements, and that module output is not reverse-connected.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2080" }, { "brand": "Huawei", "code": "2081", "fault": "Optimiser fault", "meaning": "The optimiser is offline or faulty.", "fix": "Contact your dealer or Huawei technical support for optimiser replacement.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2081" }, { "brand": "Huawei", "code": "2082", "fault": "Grid-tied / off-grid controller abnormal", "meaning": "The inverter fails to communicate with the Smart Backup Box, or an unrecoverable fault has occurred inside the Smart Backup Box.", "fix": "A licensed installer should follow the exact model shutdown procedure, inspect the power and RS485 connections between the inverter and backup controller, and contact Huawei if the alarm persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2082" }, { "brand": "Huawei", "code": "2085", "fault": "Built-in PID operation abnormal", "meaning": "The output resistance of the PV arrays to ground is low, or the system insulation resistance is low.", "fix": null, "homeowner_action": "Record the alarm and cause ID if shown, leave PV, AC and earthing wiring and isolators untouched, and contact the installer. Electrical measurements and recovery work require a licensed worker.", "installer_remedy": "A licensed installer should follow the exact M2 or M3 manual's controlled diagnostic and recovery procedure for this alarm. Do not substitute a generic switching sequence; if the alarm persists after the documented check, preserve the event evidence and escalate to Huawei support.", "remedy_sources": [ { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2085" }, { "brand": "Huawei", "code": "2090", "fault": "Abnormal active power scheduling instruction", "meaning": "The DI input is abnormal, or inconsistent with the configuration.", "fix": "A qualified installer should verify the DI-port wiring and active-power dry-contact mapping, then confirm the required mapping with the network operator.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2090" }, { "brand": "Huawei", "code": "2091", "fault": "Abnormal reactive power scheduling instruction", "meaning": "The DI input is abnormal, or inconsistent with the configuration.", "fix": "A qualified installer should verify the DI-port wiring and reactive-power dry-contact mapping, then confirm the required mapping with the network operator.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-2091" }, { "brand": "Huawei", "code": "61440", "fault": "Monitoring unit faulty", "meaning": "The flash memory is insufficient, or it has bad sectors.", "fix": null, "homeowner_action": "Record the alarm, inverter indicators and software version if visible. Do not power-cycle, load firmware or alter communication wiring; contact the installer or Huawei support.", "installer_remedy": "A licensed installer should follow the exact M2 or M3 manual's controlled diagnostic and recovery procedure for this alarm. Do not substitute a generic switching sequence; if the alarm persists after the documented check, preserve the event evidence and escalate to Huawei support.", "remedy_sources": [ { "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "label": "SUN2000 M2 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf", "tier": "Manufacturer" }, { "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "label": "SUN2000 M3 manual", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "huawei-sun2000-m2-au", "confidence": "confirmed", "model_family": "SUN2000-(8KTL–20KTL)-M2", "exact_models": [ "SUN2000-8KTL-M2", "SUN2000-10KTL-M2", "SUN2000-12KTL-M2", "SUN2000-15KTL-M2", "SUN2000-17KTL-M2", "SUN2000-20KTL-M2" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The Australian manual states that the 8KTL-M2 and 10KTL-M2 are applicable only to Australia. The other four models share the manual but are not labelled Australian variants by that statement.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m2-manual", "title": "SUN2000-(8KTL-20KTL)-M2 User Manual, Issue 06 (2022-03-10): Alarm List", "revision": "Issue 06", "publication_date": "2022-03-10", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/download/SUN2000-8-20KTL-M2_UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the six exact manual models. Australian-variant confirmation is narrower: it applies only to 8KTL-M2 and 10KTL-M2 unless a current exact-model source proves more; installed firmware remains unconfirmed." }, { "identity_id": "huawei-sun2000-m3", "confidence": "confirmed", "model_family": "SUN2000-(20KTL–40KTL)-M3", "exact_models": [ "SUN2000-20KTL-M3", "SUN2000-29.9KTL-M3", "SUN2000-30KTL-M3", "SUN2000-36KTL-M3", "SUN2000-40KTL-M3" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Huawei publishes this manual on its Australian service surface, but the manual does not label a distinct Australian hardware variant for every listed model.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "huawei-sun2000-m3-manual", "title": "SUN2000-(20KTL, 29.9KTL, 30KTL, 36KTL, 40KTL)-M3 User Manual, Issue 02 (2022-02-08): Alarm List", "revision": "Issue 02", "publication_date": "2022-02-08", "url": "https://solar.huawei.com/-/media/Solar/attachment/pdf/au/service/commercial/SUN2000-20-40KTL-M3-UserManual.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The alarm list covers the five exact M3 models. Installed Australian variant and firmware remain same-session checks rather than stored assumptions." } ], "url": "https://wattbench.ai/huawei-inverter-error-codes#code-61440" }, { "brand": "Fronius", "code": "102", "fault": "AC voltage too high", "meaning": "The grid voltage measured at the inverter is above the safe threshold, so it disconnects to protect itself. The single most common Fronius state.", "fix": null, "homeowner_action": "Note the state code, time and whether the property and neighbourhood have normal grid supply. The inverter should reconnect automatically when the grid returns to its permitted range; contact your installer if the state persists or repeats.", "installer_remedy": "Check the grid connection and measured supply condition against the approved operating settings. If the supply is normal but the state persists, follow the Symo/Eco service path and escalate through the authorised network or Fronius process as applicable.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-102" }, { "brand": "Fronius", "code": "103", "fault": "AC voltage too low", "meaning": "The grid voltage is below the inverter's acceptable range.", "fix": null, "homeowner_action": "Note the state code, time and whether the property and neighbourhood have normal grid supply. The inverter should reconnect automatically when the grid returns to its permitted range; contact your installer if the state persists or repeats.", "installer_remedy": "Check the grid connection and measured supply condition against the approved operating settings. If the supply is normal but the state persists, follow the Symo/Eco service path and escalate through the authorised network or Fronius process as applicable.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-103" }, { "brand": "Fronius", "code": "105", "fault": "AC frequency too high", "meaning": "The grid frequency is above the acceptable range.", "fix": null, "homeowner_action": "Note the state code, time and whether the property and neighbourhood have normal grid supply. The inverter should reconnect automatically when the grid returns to its permitted range; contact your installer if the state persists or repeats.", "installer_remedy": "Check the grid connection and measured supply condition against the approved operating settings. If the supply is normal but the state persists, follow the Symo/Eco service path and escalate through the authorised network or Fronius process as applicable.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-105" }, { "brand": "Fronius", "code": "106", "fault": "AC frequency too low", "meaning": "The grid frequency is below the acceptable range.", "fix": null, "homeowner_action": "Note the state code, time and whether the property and neighbourhood have normal grid supply. The inverter should reconnect automatically when the grid returns to its permitted range; contact your installer if the state persists or repeats.", "installer_remedy": "Check the grid connection and measured supply condition against the approved operating settings. If the supply is normal but the state persists, follow the Symo/Eco service path and escalate through the authorised network or Fronius process as applicable.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-106" }, { "brand": "Fronius", "code": "107", "fault": "No AC grid / outside limits", "meaning": "No grid is available, or several grid parameters are out of range, so the inverter can't synchronise.", "fix": null, "homeowner_action": "Note the state code, time and whether the property and neighbourhood have normal grid supply. The inverter should reconnect automatically when the grid returns to its permitted range; contact your installer if the state persists or repeats.", "installer_remedy": "Check the grid connection and measured supply condition against the approved operating settings. If the supply is normal but the state persists, follow the Symo/Eco service path and escalate through the authorised network or Fronius process as applicable.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-107" }, { "brand": "Fronius", "code": "108", "fault": "Stand-alone operation detected", "meaning": "The inverter detected an islanding condition (running disconnected from the grid).", "fix": null, "homeowner_action": "Note the state code, time and whether the property and neighbourhood have normal grid supply. The inverter should reconnect automatically when the grid returns to its permitted range; contact your installer if the state persists or repeats.", "installer_remedy": "Check the grid connection and measured supply condition against the approved operating settings. If the supply is normal but the state persists, follow the Symo/Eco service path and escalate through the authorised network or Fronius process as applicable.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-108" }, { "brand": "Fronius", "code": "112", "fault": "RCMU error", "meaning": "An error in the residual-current monitoring unit (RCMU).", "fix": null, "homeowner_action": "Record the exact state code, inverter model and time. Do not operate isolators, open the inverter or touch wiring; contact your installer if the state remains or returns.", "installer_remedy": "Follow the exact-model diagnostic procedure and preserve the state history. If the state remains, arrange assessment by a Fronius-trained service technician rather than repeatedly restarting the inverter.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-112" }, { "brand": "Fronius", "code": "301", "fault": "Overcurrent (AC)", "meaning": "A momentary AC over-current inside the inverter.", "fix": null, "homeowner_action": "Record the state code and wait for the inverter's automatic start-up attempt. Do not operate isolators or open the inverter; contact your installer if the state remains or returns.", "installer_remedy": "Follow the exact-model diagnostic procedure and preserve the state history. If the state remains, arrange assessment by a Fronius-trained service technician rather than repeatedly restarting the inverter.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-301" }, { "brand": "Fronius", "code": "302", "fault": "Overcurrent (DC)", "meaning": "A momentary DC over-current inside the inverter.", "fix": null, "homeowner_action": "Record the state code and wait for the inverter's automatic start-up attempt. Do not operate isolators or open the inverter; contact your installer if the state remains or returns.", "installer_remedy": "Follow the exact-model diagnostic procedure and preserve the state history. If the state remains, arrange assessment by a Fronius-trained service technician rather than repeatedly restarting the inverter.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-302" }, { "brand": "Fronius", "code": "303", "fault": "DC module over-temperature", "meaning": "The DC power stage is too hot: usually blocked ventilation, high ambient temperature, or units mounted too close.", "fix": null, "homeowner_action": "From a safe position, check that the external cooling openings are not visibly obstructed and allow the inverter to cool. Do not open the unit; contact your installer if the state persists.", "installer_remedy": "Purge the cooling openings and heat sink under the product maintenance procedure. If the temperature state returns after airflow is restored, arrange Fronius-trained service.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-303" }, { "brand": "Fronius", "code": "304", "fault": "AC module over-temperature", "meaning": "The AC power stage is too hot, same causes as 303.", "fix": null, "homeowner_action": "From a safe position, check that the external cooling openings are not visibly obstructed and allow the inverter to cool. Do not open the unit; contact your installer if the state persists.", "installer_remedy": "Purge the cooling openings and heat sink under the product maintenance procedure. If the temperature state returns after airflow is restored, arrange Fronius-trained service.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-304" }, { "brand": "Fronius", "code": "306 · POWER LOW", "fault": "PV output too low", "meaning": "The intermediate-circuit voltage is too low to feed in, usually just low light.", "fix": null, "homeowner_action": "Wait for stronger daylight. This state is expected when solar input is too low and should clear automatically; contact your installer if it remains in good sunlight.", "installer_remedy": "Confirm whether the state occurs only at sunrise, sunset or low irradiance. If it recurs with sufficient insolation, preserve the state history and have the system engineer check the PV input under the exact-model procedure.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-306-power-low" }, { "brand": "Fronius", "code": "307 · DC LOW", "fault": "DC input voltage too low", "meaning": "The DC input voltage is too low for grid feed-in.", "fix": null, "homeowner_action": "Wait for stronger daylight. This state is normal around sunrise and sunset and should clear automatically; contact your installer if it remains in good sunlight.", "installer_remedy": "Confirm whether the state occurs only at sunrise, sunset or low irradiance. If it recurs with sufficient insolation, preserve the state history and have the system engineer check the PV input under the exact-model procedure.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-307-dc-low" }, { "brand": "Fronius", "code": "309", "fault": "DC input voltage MPPT 1 too high", "meaning": "The DC voltage on tracker 1 exceeds the inverter's maximum.", "fix": null, "homeowner_action": "Leave the inverter and PV wiring alone, record that MPPT 1 is named and contact your installer promptly. Do not reset the inverter or operate isolators to test whether it clears.", "installer_remedy": "Treat this as an exact-model Symo/Eco DC-input overvoltage state. Under the approved safe-isolation procedure, verify the MPPT 1 string design against the exact inverter input limit before reconnection; escalate through the Fronius service path if required.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-309" }, { "brand": "Fronius", "code": "311", "fault": "DC string polarity reversed", "meaning": "A DC string is wired with reversed polarity.", "fix": null, "homeowner_action": "Leave the inverter and PV wiring alone, record the state and contact your installer promptly. Do not attempt to correct or test a live PV string.", "installer_remedy": "Under the approved safe-isolation procedure, identify the affected Symo/Eco string and correct its reversed polarity before reconnection. Preserve the state history and exact model details.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-311" }, { "brand": "Fronius", "code": "313", "fault": "DC input voltage MPPT 2 too high", "meaning": "The DC voltage on tracker 2 exceeds the inverter's maximum.", "fix": null, "homeowner_action": "Leave the inverter and PV wiring alone, record that MPPT 2 is named and contact your installer promptly. Do not reset the inverter or operate isolators to test whether it clears.", "installer_remedy": "Treat this as an exact-model Symo/Eco DC-input overvoltage state. Under the approved safe-isolation procedure, verify the MPPT 2 string design against the exact inverter input limit before reconnection; escalate through the Fronius service path if required.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-313" }, { "brand": "Fronius", "code": "326 · 327", "fault": "Fan error", "meaning": "A cooling-fan fault (fan 1 or fan 2).", "fix": null, "homeowner_action": "From a safe position, check that the external fan area is not visibly obstructed. Do not touch the fan or open the inverter; contact your installer if the state remains.", "installer_remedy": "Inspect the named fan and ventilation path under the product maintenance procedure. If the fan state persists, arrange replacement through a Fronius-trained service technician.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-326-327" }, { "brand": "Fronius", "code": "425", "fault": "No communication with power stage", "meaning": "The control can't communicate with the power-stage set.", "fix": null, "homeowner_action": "Record the exact state code, inverter model and time. Do not operate isolators, open the inverter or touch wiring; contact your installer if the state remains or returns.", "installer_remedy": "Update the inverter firmware through the authorised procedure where applicable. If communication with the power-stage set remains unavailable, arrange Fronius-trained service.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-425" }, { "brand": "Fronius", "code": "436", "fault": "Board incompatibility", "meaning": "Functional incompatibility between PC boards (often after a component replacement).", "fix": null, "homeowner_action": "Record the exact state code, inverter model and time. Do not operate isolators, open the inverter or touch wiring; contact your installer if the state remains or returns.", "installer_remedy": "Confirm the installed boards are compatible and update inverter firmware through the authorised procedure. If the incompatibility remains, arrange Fronius-trained service.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-436" }, { "brand": "Fronius", "code": "443", "fault": "Intermediate-circuit voltage fault", "meaning": "The intermediate-circuit voltage is too low or asymmetric.", "fix": null, "homeowner_action": "Record the exact state code, inverter model and time. Do not operate isolators, open the inverter or touch wiring; contact your installer if the state remains or returns.", "installer_remedy": "Follow the exact-model diagnostic procedure and preserve the state history. If the state remains, arrange assessment by a Fronius-trained service technician rather than repeatedly restarting the inverter.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-443" }, { "brand": "Fronius", "code": "447", "fault": "Insulation fault", "meaning": "An insulation fault in the inverter or PV array.", "fix": null, "homeowner_action": "Record the state code, time and weather conditions. Do not reset the inverter or touch PV wiring; arrange a licensed inspection if the insulation state remains or returns.", "installer_remedy": "Follow the Symo/Eco insulation-fault diagnostic under the approved safe-isolation procedure. If the state persists, arrange assessment by a Fronius-trained service technician.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-447" }, { "brand": "Fronius", "code": "448", "fault": "Neutral conductor not connected", "meaning": "The neutral wire is not connected.", "fix": null, "homeowner_action": "Do not reset the inverter or touch the switchboard or wiring. Record the state and arrange attendance by your installer or a licensed electrician.", "installer_remedy": "Under the approved safe-isolation procedure, verify and rectify the neutral connection before returning the Symo/Eco inverter to service. Escalate through Fronius service if the state remains.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-448" }, { "brand": "Fronius", "code": "450", "fault": "Guard cannot be found", "meaning": "The safety guard module was not detected.", "fix": null, "homeowner_action": "Record the exact state code, inverter model and time. Do not operate isolators, open the inverter or touch wiring; contact your installer if the state remains or returns.", "installer_remedy": "Follow the exact-model diagnostic procedure and preserve the state history. If the state remains, arrange assessment by a Fronius-trained service technician rather than repeatedly restarting the inverter.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-450" }, { "brand": "Fronius", "code": "452", "fault": "Processor communication error", "meaning": "A communication error between the inverter's processors.", "fix": null, "homeowner_action": "Record the exact state code, inverter model and time. Do not operate isolators, open the inverter or touch wiring; contact your installer if the state remains or returns.", "installer_remedy": "Follow the exact-model diagnostic procedure and preserve the state history. If the state remains, arrange assessment by a Fronius-trained service technician rather than repeatedly restarting the inverter.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-452" }, { "brand": "Fronius", "code": "463", "fault": "Reversed AC polarity", "meaning": "The AC connector is inserted incorrectly or the phase is reversed.", "fix": null, "homeowner_action": "Do not reset the inverter or touch the AC connector or switchboard wiring. Record the state and arrange attendance by your installer or a licensed electrician.", "installer_remedy": "Under the approved safe-isolation procedure, verify the Symo/Eco AC connector orientation and phase polarity, rectify the connection and complete the documented commissioning checks before return to service.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-463" }, { "brand": "Fronius", "code": "502", "fault": "Insulation error on the PV modules", "meaning": "An insulation fault between the array (DC+/DC−) and earth, frequently in damp or rainy weather.", "fix": null, "homeowner_action": "Record the state code, time and weather conditions. Do not reset the inverter or touch PV connectors or wiring; arrange a licensed inspection if the state remains or returns.", "installer_remedy": "Follow the Symo/Eco PV-module insulation diagnostic under the approved safe-isolation procedure. Inspect the array and cabling as directed, and return the system to service only after the insulation condition is resolved.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-502" }, { "brand": "Fronius", "code": "509", "fault": "No feed-in for 24 hours", "meaning": "The inverter hasn't fed energy into the grid in the past 24 hours.", "fix": null, "homeowner_action": "From a safe position, note whether the modules are visibly obstructed and whether another state is active. Contact your installer if there has still been no feed-in after normal daylight returns.", "installer_remedy": "Acknowledge the state, check the feed-in conditions identified by the manual and review other active states. If generation does not resume under normal conditions, follow the exact-model diagnostic path.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-509" }, { "brand": "Fronius", "code": "516", "fault": "No communication with storage unit", "meaning": "The inverter can't communicate with the connected battery/storage unit.", "fix": null, "homeowner_action": "Record the exact state code, inverter model and time. Do not operate isolators, open the inverter or touch wiring; contact your installer if the state remains or returns.", "installer_remedy": "Follow the exact-model diagnostic procedure and preserve the state history. If the state remains, arrange assessment by a Fronius-trained service technician rather than repeatedly restarting the inverter.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-516" }, { "brand": "Fronius", "code": "517", "fault": "Power derating by temperature", "meaning": "The inverter is reducing output because it's too hot.", "fix": null, "homeowner_action": "From a safe position, check that the external cooling openings are not visibly obstructed and allow the inverter to cool. Do not open the unit; contact your installer if derating persists.", "installer_remedy": "Purge the cooling openings and heat sink under the product maintenance procedure. If temperature derating remains after airflow is restored, arrange Fronius-trained service.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-517" }, { "brand": "Fronius", "code": "567", "fault": "Volt-Watt power reduction (GVDPR)", "meaning": "Grid-Voltage-Dependent Power Reduction (Volt-Watt mode) is active. The inverter is curtailing output because the grid voltage is high.", "fix": null, "homeowner_action": "Record when the state appears and wait for automatic recovery as grid voltage returns to range. Contact your installer if the power reduction is frequent or prolonged.", "installer_remedy": "Confirm the measured grid voltage and preserve the approved protection profile. If the state repeats, have the system engineer assess the grid connection and escalate a confirmed supply issue through the authorised network process.", "remedy_sources": [ { "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "label": "Symo/Eco manual", "url": "https://manuals.fronius.com/html/4204101909/en.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "fronius-symo-eco", "confidence": "confirmed", "model_family": "Fronius Symo / Fronius Eco", "exact_models": [ "Fronius Symo 3.0-3-S", "Fronius Symo 3.7-3-S", "Fronius Symo 4.5-3-S", "Fronius Symo 3.0-3-M", "Fronius Symo 3.7-3-M", "Fronius Symo 4.5-3-M", "Fronius Symo 5.0-3-M", "Fronius Symo 6.0-3-M", "Fronius Symo 7.0-3-M", "Fronius Symo 8.2-3-M", "Fronius Symo 10.0-3-M", "Fronius Symo 10.0-3-M-OS", "Fronius Symo 12.5-3-M", "Fronius Symo 15.0-3-M", "Fronius Symo 17.5-3-M", "Fronius Symo 20.0-3-M", "Fronius Eco 25.0-3-S", "Fronius Eco 27.0-3-S" ], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The live e-manual includes an Australia/New Zealand RCM conformity mark, but does not identify the installed unit as an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fronius-symo-eco-manual", "title": "Fronius Symo / Fronius Eco Operating Instructions: Status diagnosis and troubleshooting (official)", "revision": "044-17072025", "publication_date": "2025-07-17", "url": "https://manuals.fronius.com/html/4204101909/en.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The current e-manual names these 18 Symo/Eco models and the three-phase grid-tied inverter role. Exact installed variant and firmware applicability still require a nameplate and current-source check." } ], "url": "https://wattbench.ai/fronius-error-codes#code-567" }, { "brand": "SMA", "code": "101 · 102 · 103 · 105", "fault": "Grid voltage / impedance too high", "meaning": "The grid voltage or grid impedance at the inverter's connection point is too high, so it disconnects.", "fix": null, "homeowner_action": "Record the event and time, check only whether the property has grid supply, and allow the inverter to recover. If it repeats, contact the installer; do not change the country dataset or protected grid parameters.", "installer_remedy": "Usually a network issue rather than a faulty inverter. Confirm the country dataset is correct and the grid voltage is in range; if it's frequently high, contact your installer or network operator. It self-restores when voltage returns to range.", "remedy_sources": [ { "title": "SMA Sunny Tripower X (STPxx-50) event messages", "label": "Sunny Tripower X events", "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sma-sunny-tripower-x", "confidence": "confirmed", "model_family": "Sunny Tripower X 12/15/20/25", "exact_models": [ "STP12-50", "STP15-50", "STP20-50", "STP25-50" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "confirmed", "regional_variant": "STP12-50–STP25-50", "region_evidence_note": "SMA Australia's AS/NZS 4777:2020 page names all four STPxx-50 models and their minimum firmware for Australian compliance.", "firmware_range": "2.06.04.R or later", "firmware_note": "SMA Australia's AS/NZS 4777:2020 page states this minimum firmware for STP12-50, STP15-50, STP20-50 and STP25-50; confirm the installed version before relying on current settings behaviour.", "manual": { "source_id": "sma-stpxx50-event-messages", "title": "SMA Sunny Tripower X (STPxx-50) event messages", "revision": null, "publication_date": null, "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Remedies apply only to grouped records whose complete displayed code set appears in the STPxx-50 event manual. Mixed groups containing unsupported event numbers remain unconverted, and installed firmware must be checked against the stated minimum." } ], "url": "https://wattbench.ai/sma-error-codes#code-101-102-103-105" }, { "brand": "SMA", "code": "202 · 203 · 205", "fault": "Grid disconnected / voltage too low", "meaning": "The grid has been disconnected, the AC cable is damaged, or the grid voltage is too low.", "fix": "Check the AC circuit breaker / main switch is on and the grid is present. If the grid is fine and it persists, have an installer inspect the AC cable and connections.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sma-error-codes#code-202-203-205" }, { "brand": "SMA", "code": "301", "fault": "10-minute average voltage out of range", "meaning": "The ten-minute average grid voltage is outside the permissible range.", "fix": null, "homeowner_action": "Record the event and time, check only whether the property has grid supply, and allow the inverter to recover. If it repeats, contact the installer; do not change the country dataset or protected grid parameters.", "installer_remedy": "Monitor the grid voltage during operation. If it's persistently out of range due to local conditions, contact your network operator.", "remedy_sources": [ { "title": "SMA Sunny Tripower X (STPxx-50) event messages", "label": "Sunny Tripower X events", "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sma-sunny-tripower-x", "confidence": "confirmed", "model_family": "Sunny Tripower X 12/15/20/25", "exact_models": [ "STP12-50", "STP15-50", "STP20-50", "STP25-50" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "confirmed", "regional_variant": "STP12-50–STP25-50", "region_evidence_note": "SMA Australia's AS/NZS 4777:2020 page names all four STPxx-50 models and their minimum firmware for Australian compliance.", "firmware_range": "2.06.04.R or later", "firmware_note": "SMA Australia's AS/NZS 4777:2020 page states this minimum firmware for STP12-50, STP15-50, STP20-50 and STP25-50; confirm the installed version before relying on current settings behaviour.", "manual": { "source_id": "sma-stpxx50-event-messages", "title": "SMA Sunny Tripower X (STPxx-50) event messages", "revision": null, "publication_date": null, "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Remedies apply only to grouped records whose complete displayed code set appears in the STPxx-50 event manual. Mixed groups containing unsupported event numbers remain unconverted, and installed firmware must be checked against the stated minimum." } ], "url": "https://wattbench.ai/sma-error-codes#code-301" }, { "brand": "SMA", "code": "302", "fault": "Power reduced: high AC voltage", "meaning": "The inverter has reduced its output because the grid voltage is high (Volt-Watt response, to support grid stability).", "fix": null, "homeowner_action": "Record the event and time, check only whether the property has grid supply, and allow the inverter to recover. If it repeats, contact the installer; do not change the country dataset or protected grid parameters.", "installer_remedy": "Expected behaviour when grid voltage is high, not a fault. If it happens often it's costing you generation. Your network voltage is high; contact your installer or network operator.", "remedy_sources": [ { "title": "SMA Sunny Tripower X (STPxx-50) event messages", "label": "Sunny Tripower X events", "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sma-sunny-tripower-x", "confidence": "confirmed", "model_family": "Sunny Tripower X 12/15/20/25", "exact_models": [ "STP12-50", "STP15-50", "STP20-50", "STP25-50" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "confirmed", "regional_variant": "STP12-50–STP25-50", "region_evidence_note": "SMA Australia's AS/NZS 4777:2020 page names all four STPxx-50 models and their minimum firmware for Australian compliance.", "firmware_range": "2.06.04.R or later", "firmware_note": "SMA Australia's AS/NZS 4777:2020 page states this minimum firmware for STP12-50, STP15-50, STP20-50 and STP25-50; confirm the installed version before relying on current settings behaviour.", "manual": { "source_id": "sma-stpxx50-event-messages", "title": "SMA Sunny Tripower X (STPxx-50) event messages", "revision": null, "publication_date": null, "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Remedies apply only to grouped records whose complete displayed code set appears in the STPxx-50 event manual. Mixed groups containing unsupported event numbers remain unconverted, and installed firmware must be checked against the stated minimum." } ], "url": "https://wattbench.ai/sma-error-codes#code-302" }, { "brand": "SMA", "code": "401 · 404", "fault": "Islanding / frequency change", "meaning": "A stand-alone (islanded) grid or a very large change in grid frequency was detected.", "fix": null, "homeowner_action": "Record the event and time, check only whether the property has grid supply, and allow the inverter to recover. If it repeats, contact the installer; do not change the country dataset or protected grid parameters.", "installer_remedy": "Usually a short-term grid event that self-clears. If it recurs, have your installer check the grid connection for frequency fluctuations.", "remedy_sources": [ { "title": "SMA Sunny Tripower X (STPxx-50) event messages", "label": "Sunny Tripower X events", "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sma-sunny-tripower-x", "confidence": "confirmed", "model_family": "Sunny Tripower X 12/15/20/25", "exact_models": [ "STP12-50", "STP15-50", "STP20-50", "STP25-50" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "confirmed", "regional_variant": "STP12-50–STP25-50", "region_evidence_note": "SMA Australia's AS/NZS 4777:2020 page names all four STPxx-50 models and their minimum firmware for Australian compliance.", "firmware_range": "2.06.04.R or later", "firmware_note": "SMA Australia's AS/NZS 4777:2020 page states this minimum firmware for STP12-50, STP15-50, STP20-50 and STP25-50; confirm the installed version before relying on current settings behaviour.", "manual": { "source_id": "sma-stpxx50-event-messages", "title": "SMA Sunny Tripower X (STPxx-50) event messages", "revision": null, "publication_date": null, "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Remedies apply only to grouped records whose complete displayed code set appears in the STPxx-50 event manual. Mixed groups containing unsupported event numbers remain unconverted, and installed firmware must be checked against the stated minimum." } ], "url": "https://wattbench.ai/sma-error-codes#code-401-404" }, { "brand": "SMA", "code": "501", "fault": "Grid frequency out of range", "meaning": "The power frequency is outside the permissible range.", "fix": null, "homeowner_action": "Record the event and time, check only whether the property has grid supply, and allow the inverter to recover. If it repeats, contact the installer; do not change the country dataset or protected grid parameters.", "installer_remedy": "Monitor the frequency. If fluctuations are frequent, common on a backup generator, contact your network operator.", "remedy_sources": [ { "title": "SMA Sunny Tripower X (STPxx-50) event messages", "label": "Sunny Tripower X events", "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sma-sunny-tripower-x", "confidence": "confirmed", "model_family": "Sunny Tripower X 12/15/20/25", "exact_models": [ "STP12-50", "STP15-50", "STP20-50", "STP25-50" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "confirmed", "regional_variant": "STP12-50–STP25-50", "region_evidence_note": "SMA Australia's AS/NZS 4777:2020 page names all four STPxx-50 models and their minimum firmware for Australian compliance.", "firmware_range": "2.06.04.R or later", "firmware_note": "SMA Australia's AS/NZS 4777:2020 page states this minimum firmware for STP12-50, STP15-50, STP20-50 and STP25-50; confirm the installed version before relying on current settings behaviour.", "manual": { "source_id": "sma-stpxx50-event-messages", "title": "SMA Sunny Tripower X (STPxx-50) event messages", "revision": null, "publication_date": null, "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Remedies apply only to grouped records whose complete displayed code set appears in the STPxx-50 event manual. Mixed groups containing unsupported event numbers remain unconverted, and installed firmware must be checked against the stated minimum." } ], "url": "https://wattbench.ai/sma-error-codes#code-501" }, { "brand": "SMA", "code": "601", "fault": "Excess DC in grid current", "meaning": "The inverter detected an excessively high proportion of direct current in the grid current.", "fix": null, "homeowner_action": "Record the event and time, check only whether the property has grid supply, and allow the inverter to recover. If it repeats, contact the installer; do not change the country dataset or protected grid parameters.", "installer_remedy": "A licensed installer should verify the event, grid-current condition and current country dataset against the STPxx-50 event manual. Do not raise a monitoring threshold without the required network approval; escalate a recurring event to SMA service.", "remedy_sources": [ { "title": "SMA Sunny Tripower X (STPxx-50) event messages", "label": "Sunny Tripower X events", "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sma-sunny-tripower-x", "confidence": "confirmed", "model_family": "Sunny Tripower X 12/15/20/25", "exact_models": [ "STP12-50", "STP15-50", "STP20-50", "STP25-50" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "confirmed", "regional_variant": "STP12-50–STP25-50", "region_evidence_note": "SMA Australia's AS/NZS 4777:2020 page names all four STPxx-50 models and their minimum firmware for Australian compliance.", "firmware_range": "2.06.04.R or later", "firmware_note": "SMA Australia's AS/NZS 4777:2020 page states this minimum firmware for STP12-50, STP15-50, STP20-50 and STP25-50; confirm the installed version before relying on current settings behaviour.", "manual": { "source_id": "sma-stpxx50-event-messages", "title": "SMA Sunny Tripower X (STPxx-50) event messages", "revision": null, "publication_date": null, "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Remedies apply only to grouped records whose complete displayed code set appears in the STPxx-50 event manual. Mixed groups containing unsupported event numbers remain unconverted, and installed firmware must be checked against the stated minimum." } ], "url": "https://wattbench.ai/sma-error-codes#code-601" }, { "brand": "SMA", "code": "901", "fault": "Grounding (PE) connection missing", "meaning": "The protective-earth (grounding) conductor is not correctly connected.", "fix": "An electrical-safety fault. Have a licensed electrician or installer check the earth connection against the installation manual. Don't keep resetting it.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sma-error-codes#code-901" }, { "brand": "SMA", "code": "1001", "fault": "Line and neutral swapped", "meaning": "The L (active) and N (neutral) connections are swapped.", "fix": null, "homeowner_action": "Record the event, leave AC, PV and earthing wiring and isolators untouched, and contact the installer. Wiring and insulation checks require a licensed worker.", "installer_remedy": "A wiring fault. Have your installer correct the L and N connections per the installation manual.", "remedy_sources": [ { "title": "SMA Sunny Tripower X (STPxx-50) event messages", "label": "Sunny Tripower X events", "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sma-sunny-tripower-x", "confidence": "confirmed", "model_family": "Sunny Tripower X 12/15/20/25", "exact_models": [ "STP12-50", "STP15-50", "STP20-50", "STP25-50" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "confirmed", "regional_variant": "STP12-50–STP25-50", "region_evidence_note": "SMA Australia's AS/NZS 4777:2020 page names all four STPxx-50 models and their minimum firmware for Australian compliance.", "firmware_range": "2.06.04.R or later", "firmware_note": "SMA Australia's AS/NZS 4777:2020 page states this minimum firmware for STP12-50, STP15-50, STP20-50 and STP25-50; confirm the installed version before relying on current settings behaviour.", "manual": { "source_id": "sma-stpxx50-event-messages", "title": "SMA Sunny Tripower X (STPxx-50) event messages", "revision": null, "publication_date": null, "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Remedies apply only to grouped records whose complete displayed code set appears in the STPxx-50 event manual. Mixed groups containing unsupported event numbers remain unconverted, and installed firmware must be checked against the stated minimum." } ], "url": "https://wattbench.ai/sma-error-codes#code-1001" }, { "brand": "SMA", "code": "1302", "fault": "Waiting for grid voltage", "meaning": "L or N is not connected (or an AC conductor is damaged), often simply a mains outage.", "fix": null, "homeowner_action": "Record the event and time, check only whether the property has grid supply, and allow the inverter to recover. If it repeats, contact the installer; do not change the country dataset or protected grid parameters.", "installer_remedy": "If there's a power cut, it clears when supply returns. Otherwise check the AC main switch is on and the breaker hasn't tripped; if it persists, have an installer check the AC conductors.", "remedy_sources": [ { "title": "SMA Sunny Tripower X (STPxx-50) event messages", "label": "Sunny Tripower X events", "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sma-sunny-tripower-x", "confidence": "confirmed", "model_family": "Sunny Tripower X 12/15/20/25", "exact_models": [ "STP12-50", "STP15-50", "STP20-50", "STP25-50" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "confirmed", "regional_variant": "STP12-50–STP25-50", "region_evidence_note": "SMA Australia's AS/NZS 4777:2020 page names all four STPxx-50 models and their minimum firmware for Australian compliance.", "firmware_range": "2.06.04.R or later", "firmware_note": "SMA Australia's AS/NZS 4777:2020 page states this minimum firmware for STP12-50, STP15-50, STP20-50 and STP25-50; confirm the installed version before relying on current settings behaviour.", "manual": { "source_id": "sma-stpxx50-event-messages", "title": "SMA Sunny Tripower X (STPxx-50) event messages", "revision": null, "publication_date": null, "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Remedies apply only to grouped records whose complete displayed code set appears in the STPxx-50 event manual. Mixed groups containing unsupported event numbers remain unconverted, and installed firmware must be checked against the stated minimum." } ], "url": "https://wattbench.ai/sma-error-codes#code-1302" }, { "brand": "SMA", "code": "1501", "fault": "Reconnection fault (country dataset)", "meaning": "A changed country dataset or parameter value doesn't match local requirements.", "fix": null, "homeowner_action": "Record the event and leave protected settings and self-test controls to the responsible installer. Contact the installer if the event blocks operation or repeats.", "installer_remedy": "The responsible installer should verify the Australian country dataset and protected parameter state against the STPxx-50 manual. Use authorised credentials only for an approved change; do not alter grid settings merely to clear the event.", "remedy_sources": [ { "title": "SMA Sunny Tripower X (STPxx-50) event messages", "label": "Sunny Tripower X events", "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sma-sunny-tripower-x", "confidence": "confirmed", "model_family": "Sunny Tripower X 12/15/20/25", "exact_models": [ "STP12-50", "STP15-50", "STP20-50", "STP25-50" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "confirmed", "regional_variant": "STP12-50–STP25-50", "region_evidence_note": "SMA Australia's AS/NZS 4777:2020 page names all four STPxx-50 models and their minimum firmware for Australian compliance.", "firmware_range": "2.06.04.R or later", "firmware_note": "SMA Australia's AS/NZS 4777:2020 page states this minimum firmware for STP12-50, STP15-50, STP20-50 and STP25-50; confirm the installed version before relying on current settings behaviour.", "manual": { "source_id": "sma-stpxx50-event-messages", "title": "SMA Sunny Tripower X (STPxx-50) event messages", "revision": null, "publication_date": null, "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Remedies apply only to grouped records whose complete displayed code set appears in the STPxx-50 event manual. Mixed groups containing unsupported event numbers remain unconverted, and installed firmware must be checked against the stated minimum." } ], "url": "https://wattbench.ai/sma-error-codes#code-1501" }, { "brand": "SMA", "code": "3301 · 3302 · 3303", "fault": "Unstable operation (low DC)", "meaning": "There isn't enough power at the DC input for stable operation.", "fix": "Often just low light, shading, or snow on the array. Check the panels are clear and the array is error-free; if it persists in good sun, contact your installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sma-error-codes#code-3301-3302-3303" }, { "brand": "SMA", "code": "3401 · 3402 · 3407", "fault": "DC over-voltage", "meaning": "Over-voltage at the DC input. This can destroy the inverter.", "fix": "Switch off the DC isolator and contact your installer immediately. The DC input voltage is above the inverter's maximum. The string is likely sized too long and must be corrected by a professional before reconnection.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sma-error-codes#code-3401-3402-3407" }, { "brand": "SMA", "code": "3501", "fault": "Insulation failure (ground fault)", "meaning": "A ground fault / low insulation resistance detected on the DC (PV) side, safety-critical, and common in wet weather.", "fix": null, "homeowner_action": "Record the event, leave AC, PV and earthing wiring and isolators untouched, and contact the installer. Wiring and insulation checks require a licensed worker.", "installer_remedy": "A licensed installer should follow the STPxx-50 event procedure to locate and rectify the PV insulation or residual-current cause under safe isolation. Clear the event only after the fault is corrected; do not transfer a Sunny Boy reset instruction to this Tripower X record.", "remedy_sources": [ { "title": "SMA Sunny Tripower X (STPxx-50) event messages", "label": "Sunny Tripower X events", "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sma-sunny-tripower-x", "confidence": "confirmed", "model_family": "Sunny Tripower X 12/15/20/25", "exact_models": [ "STP12-50", "STP15-50", "STP20-50", "STP25-50" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "confirmed", "regional_variant": "STP12-50–STP25-50", "region_evidence_note": "SMA Australia's AS/NZS 4777:2020 page names all four STPxx-50 models and their minimum firmware for Australian compliance.", "firmware_range": "2.06.04.R or later", "firmware_note": "SMA Australia's AS/NZS 4777:2020 page states this minimum firmware for STP12-50, STP15-50, STP20-50 and STP25-50; confirm the installed version before relying on current settings behaviour.", "manual": { "source_id": "sma-stpxx50-event-messages", "title": "SMA Sunny Tripower X (STPxx-50) event messages", "revision": null, "publication_date": null, "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Remedies apply only to grouped records whose complete displayed code set appears in the STPxx-50 event manual. Mixed groups containing unsupported event numbers remain unconverted, and installed firmware must be checked against the stated minimum." } ], "url": "https://wattbench.ai/sma-error-codes#code-3501" }, { "brand": "SMA", "code": "3701", "fault": "Residual current too high", "meaning": "The inverter detected an excessive residual (earth-leakage) current, an electric-shock hazard.", "fix": null, "homeowner_action": "Record the event, leave AC, PV and earthing wiring and isolators untouched, and contact the installer. Wiring and insulation checks require a licensed worker.", "installer_remedy": "A licensed installer should follow the STPxx-50 event procedure to locate and rectify the PV insulation or residual-current cause under safe isolation. Clear the event only after the fault is corrected; do not transfer a Sunny Boy reset instruction to this Tripower X record.", "remedy_sources": [ { "title": "SMA Sunny Tripower X (STPxx-50) event messages", "label": "Sunny Tripower X events", "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sma-sunny-tripower-x", "confidence": "confirmed", "model_family": "Sunny Tripower X 12/15/20/25", "exact_models": [ "STP12-50", "STP15-50", "STP20-50", "STP25-50" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "confirmed", "regional_variant": "STP12-50–STP25-50", "region_evidence_note": "SMA Australia's AS/NZS 4777:2020 page names all four STPxx-50 models and their minimum firmware for Australian compliance.", "firmware_range": "2.06.04.R or later", "firmware_note": "SMA Australia's AS/NZS 4777:2020 page states this minimum firmware for STP12-50, STP15-50, STP20-50 and STP25-50; confirm the installed version before relying on current settings behaviour.", "manual": { "source_id": "sma-stpxx50-event-messages", "title": "SMA Sunny Tripower X (STPxx-50) event messages", "revision": null, "publication_date": null, "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Remedies apply only to grouped records whose complete displayed code set appears in the STPxx-50 event manual. Mixed groups containing unsupported event numbers remain unconverted, and installed firmware must be checked against the stated minimum." } ], "url": "https://wattbench.ai/sma-error-codes#code-3701" }, { "brand": "SMA", "code": "3801 · 3802 · 3805", "fault": "DC over-current", "meaning": "Over-current at the DC input; the inverter briefly interrupts feed-in.", "fix": "If it's frequent, have your installer verify the PV array is correctly rated and wired (and check for a short circuit).", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sma-error-codes#code-3801-3802-3805" }, { "brand": "SMA", "code": "3901 · 3902", "fault": "Waiting for DC start conditions", "meaning": "The conditions for feeding into the grid aren't yet met, typically insufficient irradiation.", "fix": null, "homeowner_action": "Note the time and check only for safely visible shading or low light. If the event remains in good daylight, contact the installer; do not operate isolators.", "installer_remedy": "Normal early/late in the day. Make sure the array isn't covered or shaded; if it persists in good sun, contact your installer.", "remedy_sources": [ { "title": "SMA Sunny Tripower X (STPxx-50) event messages", "label": "Sunny Tripower X events", "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sma-sunny-tripower-x", "confidence": "confirmed", "model_family": "Sunny Tripower X 12/15/20/25", "exact_models": [ "STP12-50", "STP15-50", "STP20-50", "STP25-50" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "confirmed", "regional_variant": "STP12-50–STP25-50", "region_evidence_note": "SMA Australia's AS/NZS 4777:2020 page names all four STPxx-50 models and their minimum firmware for Australian compliance.", "firmware_range": "2.06.04.R or later", "firmware_note": "SMA Australia's AS/NZS 4777:2020 page states this minimum firmware for STP12-50, STP15-50, STP20-50 and STP25-50; confirm the installed version before relying on current settings behaviour.", "manual": { "source_id": "sma-stpxx50-event-messages", "title": "SMA Sunny Tripower X (STPxx-50) event messages", "revision": null, "publication_date": null, "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Remedies apply only to grouped records whose complete displayed code set appears in the STPxx-50 event manual. Mixed groups containing unsupported event numbers remain unconverted, and installed firmware must be checked against the stated minimum." } ], "url": "https://wattbench.ai/sma-error-codes#code-3901-3902" }, { "brand": "SMA", "code": "6501 · 6502 · 6509", "fault": "Over-temperature", "meaning": "The inverter has switched off (or derated) due to excessive temperature.", "fix": "Clear dust from the cooling fins and air ducts, ensure good ventilation, and keep the ambient temperature within limits (and the unit out of direct sun). If it persists, contact your installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sma-error-codes#code-6501-6502-6509" }, { "brand": "SMA", "code": "6512", "fault": "Minimum operating temperature not reached", "meaning": "It's too cold. The inverter only resumes feed-in once the temperature reaches at least −25 °C.", "fix": null, "homeowner_action": "No action is normally required. Record the event and allow the inverter to resume when its operating temperature is reached.", "installer_remedy": "No action needed; it resumes automatically as the temperature rises.", "remedy_sources": [ { "title": "SMA Sunny Tripower X (STPxx-50) event messages", "label": "Sunny Tripower X events", "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sma-sunny-tripower-x", "confidence": "confirmed", "model_family": "Sunny Tripower X 12/15/20/25", "exact_models": [ "STP12-50", "STP15-50", "STP20-50", "STP25-50" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "confirmed", "regional_variant": "STP12-50–STP25-50", "region_evidence_note": "SMA Australia's AS/NZS 4777:2020 page names all four STPxx-50 models and their minimum firmware for Australian compliance.", "firmware_range": "2.06.04.R or later", "firmware_note": "SMA Australia's AS/NZS 4777:2020 page states this minimum firmware for STP12-50, STP15-50, STP20-50 and STP25-50; confirm the installed version before relying on current settings behaviour.", "manual": { "source_id": "sma-stpxx50-event-messages", "title": "SMA Sunny Tripower X (STPxx-50) event messages", "revision": null, "publication_date": null, "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Remedies apply only to grouped records whose complete displayed code set appears in the STPxx-50 event manual. Mixed groups containing unsupported event numbers remain unconverted, and installed firmware must be checked against the stated minimum." } ], "url": "https://wattbench.ai/sma-error-codes#code-6512" }, { "brand": "SMA", "code": "7500 · 7501", "fault": "Fan fault", "meaning": "A cooling fan is not functioning properly.", "fix": "Check the fan area for blockage. If the fan is faulty it needs service. Contact your installer or SMA Service.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sma-error-codes#code-7500-7501" }, { "brand": "SMA", "code": "7701 · 7702 · 7703", "fault": "Grid relay defect", "meaning": "The grid disconnection relay is defective or failed its test.", "fix": "A hardware fault. Contact SMA Service or your installer. If shown only occasionally, note whether it recurs.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sma-error-codes#code-7701-7702-7703" }, { "brand": "SMA", "code": "8003", "fault": "Power reduced: temperature", "meaning": "The inverter has reduced output for more than ten minutes because of excessive temperature.", "fix": "Clean the cooling fins and air ducts, ensure adequate ventilation, and keep the ambient temperature within the rated limit. If it recurs, contact your installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sma-error-codes#code-8003" }, { "brand": "SMA", "code": "9002", "fault": "Grid Guard code invalid", "meaning": "The SMA Grid Guard code entered is incorrect, so the protected operating parameters stay locked.", "fix": null, "homeowner_action": "Record the event and leave protected settings and self-test controls to the responsible installer. Contact the installer if the event blocks operation or repeats.", "installer_remedy": "The responsible installer should verify the Australian country dataset and protected parameter state against the STPxx-50 manual. Use authorised credentials only for an approved change; do not alter grid settings merely to clear the event.", "remedy_sources": [ { "title": "SMA Sunny Tripower X (STPxx-50) event messages", "label": "Sunny Tripower X events", "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sma-sunny-tripower-x", "confidence": "confirmed", "model_family": "Sunny Tripower X 12/15/20/25", "exact_models": [ "STP12-50", "STP15-50", "STP20-50", "STP25-50" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "confirmed", "regional_variant": "STP12-50–STP25-50", "region_evidence_note": "SMA Australia's AS/NZS 4777:2020 page names all four STPxx-50 models and their minimum firmware for Australian compliance.", "firmware_range": "2.06.04.R or later", "firmware_note": "SMA Australia's AS/NZS 4777:2020 page states this minimum firmware for STP12-50, STP15-50, STP20-50 and STP25-50; confirm the installed version before relying on current settings behaviour.", "manual": { "source_id": "sma-stpxx50-event-messages", "title": "SMA Sunny Tripower X (STPxx-50) event messages", "revision": null, "publication_date": null, "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Remedies apply only to grouped records whose complete displayed code set appears in the STPxx-50 event manual. Mixed groups containing unsupported event numbers remain unconverted, and installed firmware must be checked against the stated minimum." } ], "url": "https://wattbench.ai/sma-error-codes#code-9002" }, { "brand": "SMA", "code": "9003", "fault": "Grid parameters locked", "meaning": "Changes to the grid parameters are now blocked (they require the Grid Guard code).", "fix": null, "homeowner_action": "Record the event and leave protected settings and self-test controls to the responsible installer. Contact the installer if the event blocks operation or repeats.", "installer_remedy": "The responsible installer should verify the Australian country dataset and protected parameter state against the STPxx-50 manual. Use authorised credentials only for an approved change; do not alter grid settings merely to clear the event.", "remedy_sources": [ { "title": "SMA Sunny Tripower X (STPxx-50) event messages", "label": "Sunny Tripower X events", "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sma-sunny-tripower-x", "confidence": "confirmed", "model_family": "Sunny Tripower X 12/15/20/25", "exact_models": [ "STP12-50", "STP15-50", "STP20-50", "STP25-50" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "confirmed", "regional_variant": "STP12-50–STP25-50", "region_evidence_note": "SMA Australia's AS/NZS 4777:2020 page names all four STPxx-50 models and their minimum firmware for Australian compliance.", "firmware_range": "2.06.04.R or later", "firmware_note": "SMA Australia's AS/NZS 4777:2020 page states this minimum firmware for STP12-50, STP15-50, STP20-50 and STP25-50; confirm the installed version before relying on current settings behaviour.", "manual": { "source_id": "sma-stpxx50-event-messages", "title": "SMA Sunny Tripower X (STPxx-50) event messages", "revision": null, "publication_date": null, "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Remedies apply only to grouped records whose complete displayed code set appears in the STPxx-50 event manual. Mixed groups containing unsupported event numbers remain unconverted, and installed firmware must be checked against the stated minimum." } ], "url": "https://wattbench.ai/sma-error-codes#code-9003" }, { "brand": "SMA", "code": "9007", "fault": "Self-test aborted", "meaning": "The inverter's self-test was terminated.", "fix": null, "homeowner_action": "Record the event and leave protected settings and self-test controls to the responsible installer. Contact the installer if the event blocks operation or repeats.", "installer_remedy": "A licensed installer should verify the AC connection and repeat the self-test only through the STPxx-50 documented procedure. Preserve the result and escalate repeated aborts to SMA service rather than changing protected settings.", "remedy_sources": [ { "title": "SMA Sunny Tripower X (STPxx-50) event messages", "label": "Sunny Tripower X events", "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sma-sunny-tripower-x", "confidence": "confirmed", "model_family": "Sunny Tripower X 12/15/20/25", "exact_models": [ "STP12-50", "STP15-50", "STP20-50", "STP25-50" ], "product_role": "three-phase-string-inverter", "documentation_region": "Australia", "australian_variant": "confirmed", "regional_variant": "STP12-50–STP25-50", "region_evidence_note": "SMA Australia's AS/NZS 4777:2020 page names all four STPxx-50 models and their minimum firmware for Australian compliance.", "firmware_range": "2.06.04.R or later", "firmware_note": "SMA Australia's AS/NZS 4777:2020 page states this minimum firmware for STP12-50, STP15-50, STP20-50 and STP25-50; confirm the installed version before relying on current settings behaviour.", "manual": { "source_id": "sma-stpxx50-event-messages", "title": "SMA Sunny Tripower X (STPxx-50) event messages", "revision": null, "publication_date": null, "url": "https://manuals.sma.de/STPxx50/en-US/12481461387.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Remedies apply only to grouped records whose complete displayed code set appears in the STPxx-50 event manual. Mixed groups containing unsupported event numbers remain unconverted, and installed firmware must be checked against the stated minimum." } ], "url": "https://wattbench.ai/sma-error-codes#code-9007" }, { "brand": "Sungrow", "code": "002", "fault": "Grid over-voltage", "meaning": "The grid voltage exceeds the protective value.", "fix": null, "homeowner_action": "Record the code and time, check only whether the property still has grid supply, and allow the inverter to reconnect automatically. If it repeats, contact the installer; do not change protection settings.", "installer_remedy": "A licensed installer should verify the measured grid condition and AC connection using the current SH5T–SH25T manual. Preserve the approved country profile and protection limits; escalate a confirmed out-of-range supply to the network service provider rather than widening settings without approval.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-002" }, { "brand": "Sungrow", "code": "003", "fault": "Transient over-voltage", "meaning": "The grid transient voltage exceeds the inverter's allowable upper limit.", "fix": null, "homeowner_action": "Record the code and time and allow the inverter to recover automatically. If it repeats, contact the installer; do not change protection settings.", "installer_remedy": "A licensed installer should verify the measured grid condition and AC connection using the current SH5T–SH25T manual. Preserve the approved country profile and protection limits; escalate a confirmed out-of-range supply to the network service provider rather than widening settings without approval.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-003" }, { "brand": "Sungrow", "code": "004", "fault": "Grid under-voltage", "meaning": "The grid voltage is below the protective value.", "fix": null, "homeowner_action": "Record the code and time, check only whether the property still has grid supply, and allow the inverter to reconnect automatically. If it repeats, contact the installer; do not change protection settings.", "installer_remedy": "A licensed installer should verify the measured grid condition and AC connection using the current SH5T–SH25T manual. Preserve the approved country profile and protection limits; escalate a confirmed out-of-range supply to the network service provider rather than widening settings without approval.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-004" }, { "brand": "Sungrow", "code": "005", "fault": "Grid under-voltage (lower threshold)", "meaning": "The grid voltage is below the protective value, lower than the threshold for code 004.", "fix": null, "homeowner_action": "Record the code and time, check only whether the property still has grid supply, and allow the inverter to reconnect automatically. If it repeats, contact the installer; do not change protection settings.", "installer_remedy": "A licensed installer should verify the measured grid condition and AC connection using the current SH5T–SH25T manual. Preserve the approved country profile and protection limits; escalate a confirmed out-of-range supply to the network service provider rather than widening settings without approval.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-005" }, { "brand": "Sungrow", "code": "006", "fault": "AC over-current", "meaning": "The AC output current exceeds the inverter's allowable upper limit.", "fix": "The inverter resumes once the output current falls below the protection value. If the fault persists, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-006" }, { "brand": "Sungrow", "code": "007", "fault": "Transient AC over-current", "meaning": "A transient AC over-current was detected.", "fix": "The inverter self-recovers after a few seconds. If the fault persists, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-007" }, { "brand": "Sungrow", "code": "008", "fault": "Grid over-frequency", "meaning": "The grid frequency exceeds the protective value.", "fix": null, "homeowner_action": "Record the code and time and allow the inverter to reconnect when the grid stabilises. If it repeats, contact the installer; do not change protection settings.", "installer_remedy": "A licensed installer should verify the measured grid condition and AC connection using the current SH5T–SH25T manual. Preserve the approved country profile and protection limits; escalate a confirmed out-of-range supply to the network service provider rather than widening settings without approval.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-008" }, { "brand": "Sungrow", "code": "009", "fault": "Grid under-frequency", "meaning": "The grid frequency is below the protective value.", "fix": null, "homeowner_action": "Record the code and time and allow the inverter to reconnect when the grid stabilises. If it repeats, contact the installer; do not change protection settings.", "installer_remedy": "A licensed installer should verify the measured grid condition and AC connection using the current SH5T–SH25T manual. Preserve the approved country profile and protection limits; escalate a confirmed out-of-range supply to the network service provider rather than widening settings without approval.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-009" }, { "brand": "Sungrow", "code": "010", "fault": "Grid failure (islanding)", "meaning": "A grid failure or islanding condition was detected.", "fix": null, "homeowner_action": "Record the code and time and check only whether the property has grid supply. If supply is present and the alarm remains, contact the installer; do not operate switchboard equipment.", "installer_remedy": "A licensed installer should verify the measured grid condition and AC connection using the current SH5T–SH25T manual. Preserve the approved country profile and protection limits; escalate a confirmed out-of-range supply to the network service provider rather than widening settings without approval.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-010" }, { "brand": "Sungrow", "code": "011", "fault": "DC injection over-current", "meaning": "The DC current injected into the AC output exceeds the upper limit.", "fix": "Wait a moment for the inverter to recover. If the fault occurs repeatedly, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-011" }, { "brand": "Sungrow", "code": "012", "fault": "Leakage current over-current", "meaning": "The leakage current exceeds the inverter's allowable upper limit.", "fix": null, "homeowner_action": "Record the code and any safely visible conditions, leave PV wiring and isolators untouched, and contact the installer if the alarm repeats.", "installer_remedy": "A licensed installer should follow the current SH5T–SH25T manual to test the indicated PV voltage, polarity, insulation or earthing condition under safe isolation. Rectify the cause before returning the inverter to service; do not bypass protection or use repeated resets as a remedy.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-012" }, { "brand": "Sungrow", "code": "013", "fault": "Grid abnormal", "meaning": "The grid voltage or frequency is outside the permissible range, so the inverter cannot connect to the grid.", "fix": null, "homeowner_action": "Record the code and time and allow the inverter to reconnect when the grid stabilises. If it repeats, contact the installer; do not change protection settings.", "installer_remedy": "A licensed installer should verify the measured grid condition and AC connection using the current SH5T–SH25T manual. Preserve the approved country profile and protection limits; escalate a confirmed out-of-range supply to the network service provider rather than widening settings without approval.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-013" }, { "brand": "Sungrow", "code": "014", "fault": "10-minute grid over-voltage", "meaning": "The average grid voltage over 10 minutes exceeds the permissible range.", "fix": null, "homeowner_action": "Record the code and time and allow the inverter to reconnect when the grid stabilises. If it repeats, contact the installer; do not change protection settings.", "installer_remedy": "A licensed installer should verify the measured grid condition and AC connection using the current SH5T–SH25T manual. Preserve the approved country profile and protection limits; escalate a confirmed out-of-range supply to the network service provider rather than widening settings without approval.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-014" }, { "brand": "Sungrow", "code": "015", "fault": "Grid over-voltage (higher threshold)", "meaning": "The grid voltage exceeds the protective value, higher than the threshold for code 002.", "fix": null, "homeowner_action": "Record the code and time and allow the inverter to reconnect when the grid stabilises. If it repeats, contact the installer; do not change protection settings.", "installer_remedy": "A licensed installer should verify the measured grid condition and AC connection using the current SH5T–SH25T manual. Preserve the approved country profile and protection limits; escalate a confirmed out-of-range supply to the network service provider rather than widening settings without approval.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-015" }, { "brand": "Sungrow", "code": "016", "fault": "High bus voltage / power", "meaning": "The bus voltage or power is high.", "fix": "Wait a moment for the inverter to recover. If the fault occurs repeatedly, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-016" }, { "brand": "Sungrow", "code": "017", "fault": "Grid voltage unbalance", "meaning": "Unbalanced three-phase grid voltage was detected.", "fix": null, "homeowner_action": "Record the code and time and allow the inverter to reconnect when the grid stabilises. If it repeats, contact the installer; do not change protection settings.", "installer_remedy": "A licensed installer should verify the measured grid condition and AC connection using the current SH5T–SH25T manual. Preserve the approved country profile and protection limits; escalate a confirmed out-of-range supply to the network service provider rather than widening settings without approval.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-017" }, { "brand": "Sungrow", "code": "019", "fault": "Bus transient over-voltage", "meaning": "The transient bus voltage exceeds the inverter's allowable upper limit.", "fix": "Wait a moment for the inverter to recover. If the fault occurs repeatedly, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-019" }, { "brand": "Sungrow", "code": "020", "fault": "Bus over-voltage", "meaning": "The bus voltage exceeds the inverter's allowable upper limit.", "fix": "Wait a moment for the inverter to recover. If the fault occurs repeatedly, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-020" }, { "brand": "Sungrow", "code": "021", "fault": "PV1 input over-current", "meaning": "The PV1 input over-current limit was exceeded.", "fix": "Check the PV1 input layout and wiring. Contact your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-021" }, { "brand": "Sungrow", "code": "022", "fault": "PV2 input over-current", "meaning": "The PV2 input over-current limit was exceeded.", "fix": "Check the PV2 input layout and wiring. Contact your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-022" }, { "brand": "Sungrow", "code": "024", "fault": "Neutral point voltage imbalance", "meaning": "The deviation of the neutral point voltage exceeds the allowable limit.", "fix": "The inverter recovers once the deviation falls below the protective limit. Wait a moment for recovery or restart the system. If the fault persists, contact your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-024" }, { "brand": "Sungrow", "code": "024–025 · 030–034 · 040–042 · 050 · 060 · 076 · 116–117", "fault": "Device abnormal", "meaning": "An internal device abnormality was detected. (Sungrow groups these codes under a single remedy.)", "fix": "Wait for the inverter to recover. Disconnect the AC and DC switches or circuit breakers, then reconnect them after 15 minutes. If the alarm persists, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-024-025-030-034-040-042-050-060-076-116-117" }, { "brand": "Sungrow", "code": "028", "fault": "PV1 reverse connection", "meaning": "PV1 is connected with reversed polarity.", "fix": null, "homeowner_action": "Record the code, leave PV cables and isolators untouched, and contact the installer. Reversed-polarity checks are electrical work.", "installer_remedy": "A licensed installer should follow the current SH5T–SH25T manual to test the indicated PV voltage, polarity, insulation or earthing condition under safe isolation. Rectify the cause before returning the inverter to service; do not bypass protection or use repeated resets as a remedy.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-028" }, { "brand": "Sungrow", "code": "029", "fault": "PV2 reverse connection", "meaning": "PV2 is connected with reversed polarity.", "fix": null, "homeowner_action": "Record the code, leave PV cables and isolators untouched, and contact the installer. Reversed-polarity checks are electrical work.", "installer_remedy": "A licensed installer should follow the current SH5T–SH25T manual to test the indicated PV voltage, polarity, insulation or earthing condition under safe isolation. Rectify the cause before returning the inverter to service; do not bypass protection or use repeated resets as a remedy.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-029" }, { "brand": "Sungrow", "code": "036", "fault": "Radiator over-temperature", "meaning": "The radiator (heat sink) temperature is too high.", "fix": "Check the ambient temperature, ensure adequate ventilation space, avoid direct sunlight, verify the fan operates, and clean the air inlets.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-036" }, { "brand": "Sungrow", "code": "037", "fault": "Internal inverter over-temperature", "meaning": "The internal temperature of the inverter is too high.", "fix": null, "homeowner_action": "Record the code and check only for safely visible blocked ventilation or direct sun. Do not open or clean inside the inverter; contact the installer if it remains after the unit cools.", "installer_remedy": "A licensed installer should verify the current SH5T–SH25T clearance, ventilation, ambient-temperature and fan requirements, then correct the indicated cooling condition. Escalate a recurring event in compliant conditions to Sungrow rather than opening or modifying the inverter.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-037" }, { "brand": "Sungrow", "code": "038", "fault": "Grid-side relay fault", "meaning": "A relay fault on the grid side was detected.", "fix": "Wait a moment for the inverter to recover. If the fault occurs repeatedly, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-038" }, { "brand": "Sungrow", "code": "039", "fault": "Low PV-to-earth insulation resistance", "meaning": "The insulation resistance of the PV array to earth is low.", "fix": null, "homeowner_action": "Record the code and whether conditions are wet, leave PV wiring and isolators untouched, and contact the installer. Insulation testing is electrical work.", "installer_remedy": "A licensed installer should follow the current SH5T–SH25T manual to test the indicated PV voltage, polarity, insulation or earthing condition under safe isolation. Rectify the cause before returning the inverter to service; do not bypass protection or use repeated resets as a remedy.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-039" }, { "brand": "Sungrow", "code": "041", "fault": "Leakage current sampling fault", "meaning": "The leakage-current sampling circuit faulted.", "fix": "Wait a moment for the inverter to recover. If the fault occurs repeatedly, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-041" }, { "brand": "Sungrow", "code": "043", "fault": "Inner under-temperature fault", "meaning": "The ambient temperature inside the inverter is too low.", "fix": "The inverter recovers once the ambient temperature rises above −25 °C.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-043" }, { "brand": "Sungrow", "code": "044", "fault": "Inverter self-test fault", "meaning": "The inverter self-test failed.", "fix": "Wait a moment for the inverter to recover. If the fault occurs repeatedly, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-044" }, { "brand": "Sungrow", "code": "045", "fault": "PV1 boost circuit fault", "meaning": "A fault was detected in the PV1 boost circuit.", "fix": "Wait a moment for the inverter to recover. If the fault occurs repeatedly, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-045" }, { "brand": "Sungrow", "code": "046", "fault": "PV2 boost circuit fault", "meaning": "A fault was detected in the PV2 boost circuit.", "fix": "Wait a moment for the inverter to recover. If the fault occurs repeatedly, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-046" }, { "brand": "Sungrow", "code": "047", "fault": "PV inputs error", "meaning": "The PV inputs order is incorrect.", "fix": "Stop and disconnect the inverter. Contact your solar installer to reset the PV inputs order.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-047" }, { "brand": "Sungrow", "code": "048", "fault": "Phase current sampling fault", "meaning": "The phase-current sampling circuit faulted.", "fix": "Wait a moment for the inverter to recover. If the fault occurs repeatedly, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-048" }, { "brand": "Sungrow", "code": "051", "fault": "Load over-power (off-grid mode)", "meaning": "The load power exceeds the limit in off-grid mode.", "fix": null, "homeowner_action": "Reduce ordinary non-essential loads on the backed-up circuits. If the alarm remains, contact the installer; do not operate switchboard equipment or inverter isolators.", "installer_remedy": "A licensed installer should compare the connected backup or controlled load with the current SH5T–SH25T rating and documented control configuration. Correct the load or command path without defeating protection, then escalate a recurring event to Sungrow.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-051" }, { "brand": "Sungrow", "code": "052", "fault": "INV under-voltage (off-grid mode)", "meaning": "Inverter under-voltage fault in off-grid mode.", "fix": "Wait 5 minutes for recovery, or restart the system.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-052" }, { "brand": "Sungrow", "code": "053", "fault": "Slave DSP grid over-voltage detection", "meaning": "The slave DSP detected that the grid voltage exceeds the inverter's allowable upper limit.", "fix": "Check the grid voltage. Contact the utility company if it exceeds the range, otherwise Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-053" }, { "brand": "Sungrow", "code": "054", "fault": "Slave DSP grid over-frequency detection", "meaning": "The slave DSP detected that the grid frequency exceeds the inverter's allowable upper limit.", "fix": "Check the grid frequency. Contact the utility company if it exceeds the range, otherwise Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-054" }, { "brand": "Sungrow", "code": "056", "fault": "Slave DSP leakage current detection", "meaning": "The slave DSP detected that the leakage current exceeds the inverter's allowable upper limit.", "fix": "Check for PV string ground faults. Contact Sungrow or your solar installer if it repeats.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-056" }, { "brand": "Sungrow", "code": "059", "fault": "Master–slave DSP communication alarm", "meaning": "A communication alarm between the master and slave DSP.", "fix": "Wait 1 minute for the inverter to recover. If the fault persists, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-059" }, { "brand": "Sungrow", "code": "061", "fault": "No inverter model setting", "meaning": "No inverter model has been set.", "fix": "Contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-061" }, { "brand": "Sungrow", "code": "062", "fault": "STB5K backup box DI fault", "meaning": "A DI fault of the STB5K backup box.", "fix": "Check the DI connection between the inverter and the backup box. Wait 5 minutes for recovery.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-062" }, { "brand": "Sungrow", "code": "063", "fault": "CPLD version undetectable", "meaning": "The version of the CPLD (complex programmable logic device) cannot be detected.", "fix": "Power off the system and program the CPLD.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-063" }, { "brand": "Sungrow", "code": "064", "fault": "INV over-voltage (off-grid mode)", "meaning": "Inverter over-voltage fault in off-grid mode.", "fix": "Wait 5 minutes for recovery, or restart the system.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-064" }, { "brand": "Sungrow", "code": "065", "fault": "INV under-frequency (off-grid mode)", "meaning": "Inverter under-frequency fault in off-grid mode (default value 47 Hz).", "fix": "Wait 5 minutes for recovery, or restart the system.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-065" }, { "brand": "Sungrow", "code": "066", "fault": "INV over-frequency (off-grid mode)", "meaning": "Inverter over-frequency fault in off-grid mode (default value 52 Hz).", "fix": "Wait 5 minutes for recovery, or restart the system.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-066" }, { "brand": "Sungrow", "code": "067", "fault": "Temporary grid over-voltage (off-grid mode)", "meaning": "A temporary grid over-voltage in off-grid mode.", "fix": "Wait 5 minutes for recovery, or restart the system.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-067" }, { "brand": "Sungrow", "code": "070", "fault": "Defective fans", "meaning": "The fans are defective (−D series only).", "fix": "Stop the inverter and disconnect the cables. Check for a blocked fan duct, and replace the fans if necessary.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-070" }, { "brand": "Sungrow", "code": "071", "fault": "SPD alarm: AC", "meaning": "An AC surge protection device (SPD) alarm.", "fix": "Check the SPD and replace it if necessary. Contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-071" }, { "brand": "Sungrow", "code": "072", "fault": "SPD alarm: DC", "meaning": "A DC surge protection device (SPD) alarm.", "fix": "Check the SPD and replace it if necessary. Contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-072" }, { "brand": "Sungrow", "code": "075", "fault": "Parallel inverter RS485 communication error", "meaning": "An RS485 communication error between two inverters in parallel.", "fix": "Check the RS485 cable connection and the parallel settings in the LCD menu. Contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-075" }, { "brand": "Sungrow", "code": "078–079", "fault": "PV string abnormal", "meaning": "A PV string is abnormal.", "fix": "Check whether the string needs to be connected, verify a reliable connection, and check the DC fuse status. Contact your installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-078-079" }, { "brand": "Sungrow", "code": "083", "fault": "Fan 2 abnormal speed warning", "meaning": "Fan 2 is running at an abnormal speed.", "fix": "Check whether the fan is blocked. Restart the system.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-083" }, { "brand": "Sungrow", "code": "084", "fault": "Energy Meter reverse cable connection", "meaning": "The Energy Meter cable connection is reversed.", "fix": "Check the power-cable polarity, verify the “Existing Inverter” setting, and check the CT clamp placement for a single-phase sensor.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-084" }, { "brand": "Sungrow", "code": "085", "fault": "Mismatched software version", "meaning": "The software versions do not match.", "fix": "Contact Sungrow.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-085" }, { "brand": "Sungrow", "code": "087", "fault": "AFCI abnormal", "meaning": "The arc-fault detection (AFCI) module is abnormal.", "fix": "The inverter can operate normally. Check whether the related cable connections and terminals are abnormal, and whether the ambient environment is abnormal; take corrective measures if so. If the alarm persists, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-087" }, { "brand": "Sungrow", "code": "088", "fault": "Arc fault", "meaning": "A DC arc fault was detected.", "fix": "Disconnect the DC inputs and check the cables for damage, the terminal connections, the fuses, and for burnt modules. Reconnect and clear the alarm via the app. Contact your installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-088" }, { "brand": "Sungrow", "code": "089", "fault": "AFCI function disabled", "meaning": "The AFCI function is disabled.", "fix": "Enable the AFCI function via the app and the inverter will recover. If the alarm persists, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-089" }, { "brand": "Sungrow", "code": "100", "fault": "AC output over-current", "meaning": "The AC output current exceeds the upper limit.", "fix": "The inverter resumes once the output current falls below the protection value. If the fault persists, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-100" }, { "brand": "Sungrow", "code": "101", "fault": "Grid over-frequency (higher threshold)", "meaning": "The grid frequency exceeds the protective value, higher than the threshold for code 008.", "fix": "Check the grid frequency. Contact the utility company if it exceeds the range, otherwise Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-101" }, { "brand": "Sungrow", "code": "102", "fault": "Grid under-frequency (lower threshold)", "meaning": "The grid frequency is below the protective value, lower than the threshold for code 009.", "fix": "Check the grid frequency. Contact the utility company if it exceeds the range, otherwise Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-102" }, { "brand": "Sungrow", "code": "105", "fault": "SPI auto-test fault (Italy only)", "meaning": "The SPI auto-test failed (Italy only).", "fix": "Restart the system and re-run the auto-test if necessary. If the fault persists, contact Sungrow for a solution.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-105" }, { "brand": "Sungrow", "code": "106", "fault": "Abnormal grounding", "meaning": "Neither the PE terminal on the AC connection block nor the second PE terminal on the enclosure is reliably connected.", "fix": null, "homeowner_action": "Record the code, leave earthing conductors and equipment untouched, and contact the installer.", "installer_remedy": "A licensed installer should follow the current SH5T–SH25T manual to test the indicated PV voltage, polarity, insulation or earthing condition under safe isolation. Rectify the cause before returning the inverter to service; do not bypass protection or use repeated resets as a remedy.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-106" }, { "brand": "Sungrow", "code": "107", "fault": "DC injection over-voltage (off-grid mode)", "meaning": "The DC injection of the inverter voltage exceeds the upper limit, in off-grid mode.", "fix": "The inverter recovers once the DC injection voltage falls below the recovery value.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-107" }, { "brand": "Sungrow", "code": "113", "fault": "Temporary bypass over-current", "meaning": "A temporary over-current on the bypass path.", "fix": "Check the BACKUP-port load power against the upper limit. Wait for recovery or restart. Contact Sungrow if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-113" }, { "brand": "Sungrow", "code": "200", "fault": "Bus hardware over-voltage", "meaning": "The bus voltage exceeds the hardware protective value.", "fix": "Wait for the inverter to recover once the bus voltage drops. If the fault occurs repeatedly, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-200" }, { "brand": "Sungrow", "code": "201", "fault": "Bus voltage too low", "meaning": "The bus voltage is too low.", "fix": "Wait a moment for the inverter to recover. If the fault occurs repeatedly, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-201" }, { "brand": "Sungrow", "code": "202", "fault": "PV hardware over-current", "meaning": "The PV1 or PV2 current exceeds the hardware protective value.", "fix": "Contact Sungrow or your solar installer if it repeats.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-202" }, { "brand": "Sungrow", "code": "203", "fault": "PV input voltage exceeds bus voltage", "meaning": "The PV input voltage exceeds the bus voltage.", "fix": "Check the PV connection terminal functionality. Contact your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-203" }, { "brand": "Sungrow", "code": "204", "fault": "PV1 boost short-circuit fault", "meaning": "A short-circuit fault in the PV1 boost stage.", "fix": "The inverter may be damaged. Contact Sungrow for a solution.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-204" }, { "brand": "Sungrow", "code": "205", "fault": "PV2 boost short-circuit fault", "meaning": "A short-circuit fault in the PV2 boost stage.", "fix": "The inverter may be damaged. Contact Sungrow for a solution.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-205" }, { "brand": "Sungrow", "code": "300", "fault": "INV over-temperature", "meaning": "Inverter over-temperature fault.", "fix": "Check and clean the heat sink, verify the inverter is not in direct sunlight and the ambient temperature is below 45–60 °C, then restart.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-300" }, { "brand": "Sungrow", "code": "302", "fault": "PV insulation resistance fault", "meaning": "Low PV insulation resistance.", "fix": "Check the PV cable connection integrity. Wait for a sunny day to test. Contact your installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-302" }, { "brand": "Sungrow", "code": "303", "fault": "Bypass relay fault", "meaning": "A fault in the bypass relay.", "fix": "Wait 5 minutes for the inverter to recover, or restart the system. If the error persists, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-303" }, { "brand": "Sungrow", "code": "304", "fault": "Off-grid relay fault", "meaning": "A fault in the off-grid relay.", "fix": "Wait 5 minutes for the inverter to recover, or restart the system. If the error persists, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-304" }, { "brand": "Sungrow", "code": "306", "fault": "Input and output power mismatch", "meaning": "The input and output power do not match.", "fix": "Contact Sungrow or your solar installer if it repeats.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-306" }, { "brand": "Sungrow", "code": "308", "fault": "Slave DSP redundant fault", "meaning": "A redundancy fault on the slave DSP.", "fix": "Restart the system. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-308" }, { "brand": "Sungrow", "code": "309", "fault": "Phase voltage sampling fault", "meaning": "The phase-voltage sampling circuit faulted.", "fix": "Restart the system. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-309" }, { "brand": "Sungrow", "code": "312", "fault": "DC injection sampling fault", "meaning": "The DC-injection sampling circuit faulted.", "fix": "Restart the system. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-312" }, { "brand": "Sungrow", "code": "315", "fault": "PV1 current sampling fault", "meaning": "The PV1 current-sampling channel is anomalous.", "fix": "Contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-315" }, { "brand": "Sungrow", "code": "316", "fault": "PV2 current sampling fault", "meaning": "The PV2 current-sampling channel is anomalous.", "fix": "Contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-316" }, { "brand": "Sungrow", "code": "317", "fault": "PV1 MPPT current sampling fault", "meaning": "The PV1 MPPT current-sampling circuit faulted.", "fix": "Restart the system. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-317" }, { "brand": "Sungrow", "code": "318", "fault": "PV2 MPPT current sampling fault", "meaning": "The PV2 MPPT current-sampling circuit faulted.", "fix": "Restart the system. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-318" }, { "brand": "Sungrow", "code": "319", "fault": "System power supply failure", "meaning": "A failure of the system power supply.", "fix": "Restart the system. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-319" }, { "brand": "Sungrow", "code": "320", "fault": "Leakage current sensor fault", "meaning": "A fault in the leakage-current sensor.", "fix": "Contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-320" }, { "brand": "Sungrow", "code": "321", "fault": "SPI communication failure", "meaning": "Communication faults between the master DSP and the slave DSP.", "fix": "Restart the system. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-321" }, { "brand": "Sungrow", "code": "322", "fault": "Master DSP communication fault", "meaning": "A communication fault on the master DSP.", "fix": "Restart the system. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-322" }, { "brand": "Sungrow", "code": "401–408", "fault": "Permanent faults", "meaning": "A permanent fault was recorded. (Sungrow groups these codes under a single remedy.)", "fix": "Restart the system. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-401-408" }, { "brand": "Sungrow", "code": "409", "fault": "All temperature sensors fail", "meaning": "All temperature sensors have failed.", "fix": "Contact Sungrow or your solar installer if it repeats.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-409" }, { "brand": "Sungrow", "code": "501", "fault": "FRAM1 reading warning", "meaning": "An external-memory read/write warning (FRAM1).", "fix": "The inverter can still connect to the grid. Restart the system. If the fault persists, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-501" }, { "brand": "Sungrow", "code": "503", "fault": "Ambient temp sensor open-circuit", "meaning": "Ambient temperature sensor open-circuit warning.", "fix": null, "homeowner_action": "Record the code and safely visible ambient conditions. Do not open the inverter; contact the installer if it repeats.", "installer_remedy": "A licensed installer should verify the current SH5T–SH25T clearance, ventilation, ambient-temperature and fan requirements, then correct the indicated cooling condition. Escalate a recurring event in compliant conditions to Sungrow rather than opening or modifying the inverter.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-503" }, { "brand": "Sungrow", "code": "504", "fault": "Ambient temp sensor short-circuit", "meaning": "Ambient temperature sensor short-circuit warning.", "fix": null, "homeowner_action": "Record the code and safely visible ambient conditions. Do not open the inverter; contact the installer if it repeats.", "installer_remedy": "A licensed installer should verify the current SH5T–SH25T clearance, ventilation, ambient-temperature and fan requirements, then correct the indicated cooling condition. Escalate a recurring event in compliant conditions to Sungrow rather than opening or modifying the inverter.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-504" }, { "brand": "Sungrow", "code": "505", "fault": "Radiator temp sensor open-circuit", "meaning": "Radiator temperature sensor open-circuit warning.", "fix": "Contact Sungrow or your solar installer if it repeats.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-505" }, { "brand": "Sungrow", "code": "506", "fault": "Radiator temp sensor short-circuit", "meaning": "Radiator temperature sensor short-circuit warning.", "fix": "Contact Sungrow or your solar installer if it repeats.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-506" }, { "brand": "Sungrow", "code": "507", "fault": "DO power settings error", "meaning": "An error in the DO (digital output) power settings.", "fix": null, "homeowner_action": "Record the code and the affected ordinary load. Do not change control settings; contact the installer.", "installer_remedy": "A licensed installer should compare the connected backup or controlled load with the current SH5T–SH25T rating and documented control configuration. Correct the load or command path without defeating protection, then escalate a recurring event to Sungrow.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-507" }, { "brand": "Sungrow", "code": "509", "fault": "Clock reset fault", "meaning": "The clock has been reset.", "fix": "Manually reset the clock, or synchronise with network time, to clear the fault.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-509" }, { "brand": "Sungrow", "code": "510", "fault": "PV over-voltage fault", "meaning": "The PV voltage exceeds the permissible range.", "fix": null, "homeowner_action": "Record the code, leave PV wiring and isolators untouched, and contact the installer. Array-voltage checks are electrical work.", "installer_remedy": "A licensed installer should follow the current SH5T–SH25T manual to test the indicated PV voltage, polarity, insulation or earthing condition under safe isolation. Rectify the cause before returning the inverter to service; do not bypass protection or use repeated resets as a remedy.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-510" }, { "brand": "Sungrow", "code": "511", "fault": "Ambient temp sensor open-circuit", "meaning": "Ambient temperature sensor open-circuit warning.", "fix": "Contact Sungrow or your solar installer if it repeats.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-511" }, { "brand": "Sungrow", "code": "513", "fault": "Fan 1 abnormal speed warning", "meaning": "Fan 1 is running at an abnormal speed.", "fix": null, "homeowner_action": "Record the code and check only for safely visible blocked ventilation. Do not open the inverter or handle its fan; contact the installer if it repeats.", "installer_remedy": "A licensed installer should verify the current SH5T–SH25T clearance, ventilation, ambient-temperature and fan requirements, then correct the indicated cooling condition. Escalate a recurring event in compliant conditions to Sungrow rather than opening or modifying the inverter.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-513" }, { "brand": "Sungrow", "code": "514", "fault": "Energy Meter communication warning", "meaning": "Abnormal Energy Meter communication (the inverter can still connect to the grid).", "fix": null, "homeowner_action": "Record the code and note whether monitoring data is missing. Do not access the meter or switchboard; contact the installer if it persists.", "installer_remedy": "A licensed installer should verify the meter model, power supply, polarity and RS485 wiring against the current SH5T–SH25T commissioning instructions. Preserve settings as found and correct the communication path before considering component replacement.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-514" }, { "brand": "Sungrow", "code": "532–535", "fault": "String reverse connection", "meaning": "A PV string is connected with reversed polarity.", "fix": "Check the string polarity; adjust only when solar radiation is low and the string current is below 0.5 A. Contact Sungrow if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-532-535" }, { "brand": "Sungrow", "code": "548–551", "fault": "Abnormal PV string current", "meaning": "A PV string current is abnormal.", "fix": "Check for shaded PV modules; remove shade and clean them. Check for abnormal module aging. Contact Sungrow if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-548-551" }, { "brand": "Sungrow", "code": "622", "fault": "Leakage current sampling fault", "meaning": "The leakage-current sampling circuit faulted.", "fix": "Wait a moment for the inverter to recover. If the fault occurs repeatedly, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-622" }, { "brand": "Sungrow", "code": "600", "fault": "Temporary BDC charging over-current", "meaning": "A temporary over-current during battery (BDC) charging.", "fix": "Wait for the system to recover, or restart.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-600" }, { "brand": "Sungrow", "code": "601", "fault": "Temporary BDC discharging over-current", "meaning": "A temporary over-current during battery (BDC) discharging.", "fix": "Wait for the system to recover, or restart.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-601" }, { "brand": "Sungrow", "code": "602", "fault": "Clamping capacitor under-voltage", "meaning": "The clamping-capacitor voltage is too low.", "fix": "Check the battery cable connection. Wait for recovery or restart.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-602" }, { "brand": "Sungrow", "code": "603", "fault": "Temporary clamping capacitor over-voltage", "meaning": "A temporary clamping-capacitor over-voltage.", "fix": "Wait for the system to recover, or restart.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-603" }, { "brand": "Sungrow", "code": "608", "fault": "BDC circuit self-check fault", "meaning": "The battery (BDC) circuit self-check failed.", "fix": "Wait for the system to recover, or restart.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-608" }, { "brand": "Sungrow", "code": "612", "fault": "BDC over-temperature", "meaning": "The battery (BDC) stage is over temperature.", "fix": "Check and clean the heat sink, verify the location is not in sunlight and the ambient temperature is below 45 °C, then restart.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-612" }, { "brand": "Sungrow", "code": "616", "fault": "BDC hardware over-current", "meaning": "The battery (BDC) hardware over-current limit was exceeded.", "fix": "The system resumes once the battery charge/discharge current falls below the upper limit, or restart the system.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-616" }, { "brand": "Sungrow", "code": "620", "fault": "BDC current sampling fault", "meaning": "The battery (BDC) current-sampling circuit faulted.", "fix": "Wait for the system to recover, or restart.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-620" }, { "brand": "Sungrow", "code": "623", "fault": "Slave DSP communication fault", "meaning": "A slave DSP communication fault.", "fix": "Wait for the system to recover, or restart.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-623" }, { "brand": "Sungrow", "code": "624", "fault": "BDC soft-start fault", "meaning": "The battery (BDC) soft-start failed.", "fix": "Wait for the system to recover, or restart.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-624" }, { "brand": "Sungrow", "code": "703", "fault": "Battery average under-voltage", "meaning": "The average battery voltage is too low.", "fix": null, "homeowner_action": "Record the code and battery indicators and allow the system to recover. Do not operate battery cabling or switches; contact the installer if it persists.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-703" }, { "brand": "Sungrow", "code": "707", "fault": "Battery over-temperature", "meaning": "The battery is over temperature.", "fix": "The inverter stays grid-connected but charge/discharge has stopped. Check the battery's ambient temperature. Wait for recovery or restart.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-707" }, { "brand": "Sungrow", "code": "708", "fault": "Battery under-temperature", "meaning": "The battery is under temperature.", "fix": "The inverter stays grid-connected but charge/discharge has stopped. Check the battery's ambient temperature. Wait for recovery or restart.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-708" }, { "brand": "Sungrow", "code": "711", "fault": "Instantaneous battery over-voltage", "meaning": "An instantaneous battery over-voltage.", "fix": null, "homeowner_action": "Record the code and battery indicators and allow the system to recover. Do not operate battery cabling or switches; contact the installer if it persists.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-711" }, { "brand": "Sungrow", "code": "712", "fault": "Battery average over-voltage", "meaning": "The average battery voltage is too high.", "fix": null, "homeowner_action": "Record the code and battery indicators and allow the system to recover. Do not operate battery cabling or switches; contact the installer if it persists.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-712" }, { "brand": "Sungrow", "code": "714", "fault": "Abnormal battery–inverter communication", "meaning": "Abnormal communication between the battery and the hybrid inverter.", "fix": null, "homeowner_action": "Record the inverter and battery indicators. Do not reconnect communication cables or operate battery switches; contact the installer if the alarm remains.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-714" }, { "brand": "Sungrow", "code": "715", "fault": "Battery hardware over-voltage", "meaning": "The battery hardware over-voltage limit was exceeded.", "fix": null, "homeowner_action": "Record the code and battery indicators and allow the system to recover. Do not operate battery cabling or switches; contact the installer if it persists.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-715" }, { "brand": "Sungrow", "code": "732", "fault": "Battery over-voltage protection", "meaning": "Battery over-voltage protection has triggered.", "fix": null, "homeowner_action": "Record the code and battery indicators and allow the system to recover. Do not operate battery cabling or switches; contact the installer if it persists.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-732" }, { "brand": "Sungrow", "code": "733", "fault": "Battery over-temperature protection", "meaning": "Battery over-temperature protection has triggered.", "fix": null, "homeowner_action": "Record the code and safely visible ambient conditions and allow the battery to cool. Do not operate battery cabling or switches; contact the installer if it persists.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-733" }, { "brand": "Sungrow", "code": "734", "fault": "Battery under-temperature protection", "meaning": "Battery under-temperature protection has triggered.", "fix": null, "homeowner_action": "Record the code and safely visible ambient conditions and allow the battery to warm within its installed environment. Do not operate battery cabling or switches; contact the installer if it persists.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-734" }, { "brand": "Sungrow", "code": "735", "fault": "Battery charge/discharge over-current protection", "meaning": "Battery charging/discharging over-current protection has triggered.", "fix": null, "homeowner_action": "Record the code and battery indicators and allow the system to recover. Do not operate battery cabling or switches; contact the installer if it persists.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-735" }, { "brand": "Sungrow", "code": "739", "fault": "Battery under-voltage protection", "meaning": "Battery under-voltage protection has triggered.", "fix": null, "homeowner_action": "Record the code and battery indicators and allow the system to recover. Do not operate battery cabling or switches; contact the installer if it persists.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-739" }, { "brand": "Sungrow", "code": "800 · 802 · 804 · 807", "fault": "BDC internal permanent fault", "meaning": "An internal permanent fault in the battery (BDC) stage. (Sungrow groups these codes under a single remedy.)", "fix": "Restart the system. Contact Sungrow if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-800-802-804-807" }, { "brand": "Sungrow", "code": "832", "fault": "Battery FET fault", "meaning": "A battery FET fault or electrical switch failure.", "fix": null, "homeowner_action": "Record the code and battery indicators. Do not force a restart or operate battery cabling or switches; contact the installer.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-832" }, { "brand": "Sungrow", "code": "834", "fault": "Battery over-current permanent fault", "meaning": "A battery charging/discharging over-current permanent fault.", "fix": "The inverter stays grid-connected but charge/discharge has stopped. Check the battery port voltage and cable connection. Force-shutdown and restart the system.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-834" }, { "brand": "Sungrow", "code": "836", "fault": "ID competing failure", "meaning": "An ID-competing failure.", "fix": "Restart the system. Contact Sungrow if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-836" }, { "brand": "Sungrow", "code": "839", "fault": "Mismatched software version", "meaning": "The software versions do not match.", "fix": "Contact Sungrow for a solution.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-839" }, { "brand": "Sungrow", "code": "844", "fault": "Software self-verifying failure", "meaning": "The software self-verification failed.", "fix": "Restart the system. Contact Sungrow if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-844" }, { "brand": "Sungrow", "code": "864", "fault": "Battery cell over-voltage", "meaning": "A battery cell over-voltage fault.", "fix": "The inverter can still connect to the grid but charge/discharge has stopped. Wait a moment for recovery or restart the system.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-864" }, { "brand": "Sungrow", "code": "866", "fault": "Battery pre-charge voltage fault", "meaning": "A battery pre-charge voltage fault.", "fix": "The inverter stays grid-connected but charge/discharge has stopped. Check the battery port voltage and cable connection. Force-shutdown and restart the system.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-866" }, { "brand": "Sungrow", "code": "867", "fault": "Battery under-voltage fault", "meaning": "A battery under-voltage fault.", "fix": "The inverter stays grid-connected but charge/discharge has stopped. Check the battery port voltage and cable connection. Force-shutdown and restart the system.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-867" }, { "brand": "Sungrow", "code": "868", "fault": "Battery cell voltage imbalance", "meaning": "A battery cell voltage imbalance fault.", "fix": "The inverter stays grid-connected but charge/discharge has stopped. Check the battery port voltage and cable connection. Force-shutdown and restart the system.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-868" }, { "brand": "Sungrow", "code": "870", "fault": "Battery cable connection fault", "meaning": "A battery cable connection fault.", "fix": "The inverter stays grid-connected but charge/discharge has stopped. Check the battery port voltage and cable connection. Force-shutdown and restart the system.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-870" }, { "brand": "Sungrow", "code": "900 · 901", "fault": "BDC temperature sensor warning", "meaning": "A battery (BDC) temperature-sensor warning. (Sungrow groups these codes under a single remedy.)", "fix": "Check and clean the heat sink, verify the location is not in sunlight and the ambient temperature is below 45 °C, then restart.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-900-901" }, { "brand": "Sungrow", "code": "906", "fault": "Transformer direction recognition error", "meaning": "The transformer direction was recognised incorrectly.", "fix": "The inverter can still connect to the grid but charge/discharge has stopped. Wait a moment for recovery or restart the system.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-906" }, { "brand": "Sungrow", "code": "909", "fault": "Low SOH (State of Health) warning", "meaning": "The battery's State of Health is low.", "fix": "The inverter stays grid-connected and charge/discharge is normal. The battery is beyond the scope of the warranty. It is recommended to contact the distributor for replacement.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-909" }, { "brand": "Sungrow", "code": "910", "fault": "FRAM2 warning", "meaning": "A FRAM2 memory warning.", "fix": "Restart the inverter.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-910" }, { "brand": "Sungrow", "code": "932", "fault": "Battery over-voltage warning", "meaning": "A battery over-voltage warning.", "fix": null, "homeowner_action": "Record the code and battery indicators and allow the system to recover. Do not operate battery cabling or switches; contact the installer if it persists.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-932" }, { "brand": "Sungrow", "code": "933", "fault": "Battery over-temperature warning", "meaning": "A battery over-temperature warning.", "fix": null, "homeowner_action": "Record the code and safely visible ambient conditions and allow the battery to cool. Do not operate battery cabling or switches; contact the installer if it persists.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-933" }, { "brand": "Sungrow", "code": "934", "fault": "Battery under-temperature warning", "meaning": "A battery under-temperature warning.", "fix": null, "homeowner_action": "Record the code and safely visible ambient conditions and allow the battery to warm within its installed environment. Do not operate battery cabling or switches; contact the installer if it persists.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-934" }, { "brand": "Sungrow", "code": "935", "fault": "Battery charge/discharge over-current warning", "meaning": "A battery charging/discharging over-current warning.", "fix": null, "homeowner_action": "Record the code and battery indicators and allow the system to recover. Do not operate battery cabling or switches; contact the installer if it persists.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-935" }, { "brand": "Sungrow", "code": "937", "fault": "Battery tray voltage imbalance warning", "meaning": "A battery tray voltage imbalance warning.", "fix": null, "homeowner_action": "Record the code and battery indicators. Do not inspect or reconnect battery cables; contact the installer if the warning remains.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-937" }, { "brand": "Sungrow", "code": "939", "fault": "Battery under-voltage warning", "meaning": "A battery under-voltage warning.", "fix": null, "homeowner_action": "Record the code and battery indicators and allow the system to recover. Do not operate battery cabling or switches; contact the installer if it persists.", "installer_remedy": "A licensed installer should use the current SH5T–SH25T manual and the exact battery documentation to verify the indicated battery state, temperature, voltage, cable or communication condition. Use only the documented recovery path and escalate persistent protection events without bypassing the BMS.", "remedy_sources": [ { "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "label": "SH5T–SH25T manual", "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sungrow-sh5-25t", "confidence": "confirmed", "model_family": "SH5T–SH25T", "exact_models": [ "SH5T", "SH6T", "SH8T", "SH10T", "SH12T", "SH15T", "SH20T", "SH25T" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "Sungrow Australia's product catalogue links the SH5T/SH10T and SH15T/SH20T/SH25T range; the shared current manual also names SH6T, SH8T and SH12T. Confirm the installed designation because Australian catalogue presence is not inferred for the three manual-only models.", "firmware_range": null, "firmware_note": "The linked public manual does not state a fault-code firmware range; confirm the installed version and current exact-model documentation.", "manual": { "source_id": "sungrow-sh5-25t-manual", "title": "Sungrow SH5T/6T/8T/10T/12T/15T/20T/25T three-phase hybrid inverter user manual, version 17 (2025-04)", "revision": "Version 17 (2025-04)", "publication_date": null, "url": "https://info-support.sungrowpower.com/product-materials/6c107da6-9979-42e0-8247-2e8b515125e8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "Alarm remedies apply only where the code cites this T-family manual. They do not apply to the separate parenthesised SH aliases, earlier RT/RS families or unreviewed generic system-fault rows; installed firmware still requires confirmation." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-939" }, { "brand": "Sungrow", "code": "964", "fault": "Battery internal warning", "meaning": "An internal battery warning.", "fix": "Consult the battery manufacturer for a solution.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-964" }, { "brand": "Sungrow", "code": "001 (SH)", "fault": "Grid over-voltage", "meaning": "SH hybrid series: grid over-voltage.", "fix": "The inverter reconnects after the grid recovers. If frequent, measure the grid voltage and contact the utility company or Sungrow. Verify the protection parameters and AC cable cross-section.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-001-sh" }, { "brand": "Sungrow", "code": "002 (SH)", "fault": "Grid under-voltage", "meaning": "SH hybrid series: grid under-voltage.", "fix": "Generally reconnects after the grid recovers. If frequent, measure the grid voltage and contact the utility company. Verify the protection parameters and AC cable connections.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-002-sh" }, { "brand": "Sungrow", "code": "003 (SH)", "fault": "Grid over-frequency", "meaning": "SH hybrid series: grid over-frequency.", "fix": "Generally reconnects after recovery. If frequent, measure the grid frequency and contact the utility company. Verify the protection parameters.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-003-sh" }, { "brand": "Sungrow", "code": "004 (SH)", "fault": "Grid under-frequency", "meaning": "SH hybrid series: grid under-frequency.", "fix": "Generally reconnects after recovery. If frequent, measure the grid frequency and contact the utility company. Verify the protection parameters.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-004-sh" }, { "brand": "Sungrow", "code": "005 (SH)", "fault": "No grid", "meaning": "SH hybrid series: no grid detected.", "fix": "Check the grid power supply reliability, AC cable connections, live/neutral wire placement, and AC switch status. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-005-sh" }, { "brand": "Sungrow", "code": "006 (SH)", "fault": "Over-high leakage current", "meaning": "SH hybrid series: leakage current too high.", "fix": "Can be caused by poor sunlight or a damp environment. The inverter reconnects after conditions improve. If the environment is normal, check that the AC and DC cables are well insulated. If the alarm persists, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-006-sh" }, { "brand": "Sungrow", "code": "007 (SH)", "fault": "Grid abnormal", "meaning": "SH hybrid series: grid abnormal.", "fix": "Generally reconnects after recovery. If frequent, measure the grid frequency and contact the utility company. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-007-sh" }, { "brand": "Sungrow", "code": "008 (SH)", "fault": "Grid voltage unbalance", "meaning": "SH hybrid series: unbalanced grid voltage.", "fix": "Generally reconnects after recovery. If frequent, measure the grid voltage; if unbalanced, contact the utility company. Modify the settings via the app if within the permissible range.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-008-sh" }, { "brand": "Sungrow", "code": "009 (SH)", "fault": "PV reverse connection fault", "meaning": "SH hybrid series: PV reverse connection fault.", "fix": "Check the string polarity; adjust only when solar radiation is low and string current is below 0.5 A. Verify that strings on the same MPPT have the same module count. Contact Sungrow if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-009-sh" }, { "brand": "Sungrow", "code": "010 (SH)", "fault": "PV reverse connection alarm", "meaning": "SH hybrid series: PV reverse connection alarm.", "fix": "Check the string polarity; adjust only when solar radiation is low and string current is below 0.5 A. Verify that strings on the same MPPT have the same module count. Contact Sungrow if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-010-sh" }, { "brand": "Sungrow", "code": "011 (SH)", "fault": "PV abnormal alarm", "meaning": "SH hybrid series: PV abnormal alarm.", "fix": "Check for shaded PV modules; remove shade and clean them. Check for abnormal module aging. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-011-sh" }, { "brand": "Sungrow", "code": "012 (SH)", "fault": "High ambient temperature", "meaning": "SH hybrid series: high ambient temperature.", "fix": "Avoid direct sunlight; clean the air ducts; check for a fan alarm via the app and replace the fan if needed. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-012-sh" }, { "brand": "Sungrow", "code": "013 (SH)", "fault": "Low ambient temperature", "meaning": "SH hybrid series: low ambient temperature.", "fix": "Stop and disconnect the inverter. Restart it when the ambient temperature is within the permissible range.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-013-sh" }, { "brand": "Sungrow", "code": "014 (SH)", "fault": "Low ISO resistance", "meaning": "SH hybrid series: low insulation (ISO) resistance.", "fix": "Wait for recovery. Verify the protection value via the app complies with regulations. Check the PV cable insulation. Clear any water/vegetation on site. Contact Sungrow if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-014-sh" }, { "brand": "Sungrow", "code": "015 (SH)", "fault": "Grounding cable fault", "meaning": "SH hybrid series: grounding cable fault.", "fix": "Check the AC cable connections. Verify the grounding-cable wire-core insulation. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-015-sh" }, { "brand": "Sungrow", "code": "016 (SH)", "fault": "Arc fault", "meaning": "SH hybrid series: DC arc fault.", "fix": "Disconnect the DC inputs and check the cables for damage, terminal connections, fuses, and burnt modules. Reconnect and clear via the app. Contact your installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-016-sh" }, { "brand": "Sungrow", "code": "017 (SH)", "fault": "Off-grid load over-power", "meaning": "SH hybrid series: off-grid load over-power.", "fix": "Reduce the power of loads connected at the off-grid port, or remove some loads. If the alarm persists, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-017-sh" }, { "brand": "Sungrow", "code": "018 (SH)", "fault": "Reverse Smart Energy Meter connection", "meaning": "SH hybrid series: Smart Energy Meter connected in reverse.", "fix": "Check the meter polarity against the cable-port markings and correct it if needed. Verify the meter is connected at the grid connection point. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-018-sh" }, { "brand": "Sungrow", "code": "019 (SH)", "fault": "Smart Energy Meter communication error", "meaning": "SH hybrid series: Smart Energy Meter communication error.", "fix": "Check the meter communication cable and terminals for abnormality, and reconnect the communication cable. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-019-sh" }, { "brand": "Sungrow", "code": "020 (SH)", "fault": "Grid confrontation", "meaning": "SH hybrid series: grid confrontation.", "fix": "Check whether the AC output port is connected to the actual grid; if so, disconnect it. If the alarm persists, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-020-sh" }, { "brand": "Sungrow", "code": "021 (SH)", "fault": "Parallel communication alarm", "meaning": "SH hybrid series: parallel communication alarm.", "fix": "Check the communication cable and terminal connections for abnormality, and reinstall the communication cable. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-021-sh" }, { "brand": "Sungrow", "code": "022 (SH)", "fault": "BMS communication error", "meaning": "SH hybrid series: battery management system (BMS) communication error.", "fix": "Check the communication cable and terminal connections for abnormality, and reinstall the communication cable. Contact Sungrow or your solar installer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-022-sh" }, { "brand": "Sungrow", "code": "023 (SH)", "fault": "Battery polarity reversed", "meaning": "SH hybrid series: battery polarity reversed.", "fix": "Check the battery polarity is correct and correct it if necessary. If the alarm persists, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-023-sh" }, { "brand": "Sungrow", "code": "024 (SH)", "fault": "Battery alarm", "meaning": "SH hybrid series: battery alarm.", "fix": "The battery generally recovers automatically. If persistent, address ambient-temperature issues or contact the battery manufacturer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-024-sh" }, { "brand": "Sungrow", "code": "025 (SH)", "fault": "Battery abnormal", "meaning": "SH hybrid series: battery abnormal.", "fix": "If the voltage is abnormal, check the battery's real-time voltage and contact the manufacturer or Sungrow. For temperature issues, improve heat dissipation. Contact the manufacturer if it persists.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-025-sh" }, { "brand": "Sungrow", "code": "063 (SH)", "fault": "System alarm", "meaning": "SH hybrid series: system alarm.", "fix": "The inverter can operate normally. Check whether the related cable connections and terminals are abnormal, and whether the ambient environment is abnormal; take corrective measures if so. If the alarm persists, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-063-sh" }, { "brand": "Sungrow", "code": "064 (SH)", "fault": "System fault", "meaning": "SH hybrid series: system fault.", "fix": "Wait for the inverter to recover. Disconnect the AC and DC switches or circuit breakers, then reconnect them after 15 minutes. If the alarm persists, contact Sungrow or your solar installer.", "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/sungrow-alarm-codes#code-064-sh" }, { "brand": "Growatt", "code": "100", "fault": "Reference-voltage fault", "meaning": "Legacy TL/MTL family: the inverter detected an internal reference-voltage fault.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-100" }, { "brand": "Growatt", "code": "101", "fault": "CPU communication fault", "meaning": "Legacy TL/MTL family: communication between the inverter's internal processors failed.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-101" }, { "brand": "Growatt", "code": "102", "fault": "Processor data mismatch", "meaning": "Legacy TL/MTL family: the data reported by the two internal processors is inconsistent.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-102" }, { "brand": "Growatt", "code": "116", "fault": "EEPROM fault", "meaning": "Legacy TL/MTL family: the inverter reported an internal memory fault.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-116" }, { "brand": "Growatt", "code": "117", "fault": "Relay-circuit fault", "meaning": "Legacy TL/MTL family: the inverter detected an abnormality in its internal relay circuit.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-117" }, { "brand": "Growatt", "code": "118", "fault": "Initialisation / model fault", "meaning": "Legacy TL/MTL family: the inverter did not initialise with a valid model configuration.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-118" }, { "brand": "Growatt", "code": "119", "fault": "GFCI device fault", "meaning": "Legacy TL/MTL family: the inverter detected an internal ground-fault monitoring device fault.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-119" }, { "brand": "Growatt", "code": "120", "fault": "Current-sensor fault", "meaning": "Legacy TL/MTL family: the inverter detected an internal current-sensor fault.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-120" }, { "brand": "Growatt", "code": "121", "fault": "CPU communication loss", "meaning": "Legacy TL/MTL family: the main processor did not receive data from the secondary processor.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-121" }, { "brand": "Growatt", "code": "122", "fault": "Bus-voltage fault", "meaning": "Legacy TL/MTL family: the inverter's internal DC bus voltage is outside its expected range.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-122" }, { "brand": "Growatt", "code": "201 · Residual I High", "fault": "Residual current high", "meaning": "MOD XH: the inverter detected excessive leakage current. Legacy TL/MTL units can display the named message Residual I High for the same class of protection event.", "fix": null, "homeowner_action": "Record the code, time and weather conditions. Do not reset the inverter, touch PV wiring or operate isolators; arrange a licensed inspection if the event persists or returns.", "installer_remedy": "Apply the MOD 3–10KTL3-XH manual's insulation, residual-current or neutral-to-earth checks under safe isolation. Rectify the cause before returning the system to service; this remedy does not cover the legacy named label.", "remedy_sources": [ { "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "label": "MOD XH manual", "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "growatt-mod-3-10ktl3-xh", "confidence": "family-level", "model_family": "MOD 3–10KTL3-XH", "exact_models": [], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "growatt-mod-xh-manual", "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "revision": null, "publication_date": null, "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The numbered MOD XH entries only, including warning 205 as PV boost driver abnormal. Exact models, legacy TL/MTL aliases, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-201-residual-i-high" }, { "brand": "Growatt", "code": "202 · PV Voltage High", "fault": "PV input voltage too high", "meaning": "The PV input voltage exceeded the inverter's permitted limit.", "fix": null, "homeowner_action": "Leave the inverter and array wiring alone, record the code and contact the installer promptly. Do not reset the unit or operate DC equipment to test whether it clears.", "installer_remedy": "Measure each string under the approved procedure and compare the temperature-corrected open-circuit voltage with the exact MOD XH input limit. Correct the design before reconnection.", "remedy_sources": [ { "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "label": "MOD XH manual", "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "growatt-mod-3-10ktl3-xh", "confidence": "family-level", "model_family": "MOD 3–10KTL3-XH", "exact_models": [], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "growatt-mod-xh-manual", "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "revision": null, "publication_date": null, "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The numbered MOD XH entries only, including warning 205 as PV boost driver abnormal. Exact models, legacy TL/MTL aliases, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-202-pv-voltage-high" }, { "brand": "Growatt", "code": "203 · PV Isolation Low", "fault": "PV insulation resistance low", "meaning": "The inverter measured low insulation resistance between the PV circuit and earth.", "fix": null, "homeowner_action": "Record the code, time and weather conditions. Do not reset the inverter, touch PV wiring or operate isolators; arrange a licensed inspection if the event persists or returns.", "installer_remedy": "Apply the MOD 3–10KTL3-XH manual's insulation, residual-current or neutral-to-earth checks under safe isolation. Rectify the cause before returning the system to service; this remedy does not cover the legacy named label.", "remedy_sources": [ { "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "label": "MOD XH manual", "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "growatt-mod-3-10ktl3-xh", "confidence": "family-level", "model_family": "MOD 3–10KTL3-XH", "exact_models": [], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "growatt-mod-xh-manual", "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "revision": null, "publication_date": null, "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The numbered MOD XH entries only, including warning 205 as PV boost driver abnormal. Exact models, legacy TL/MTL aliases, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-203-pv-isolation-low" }, { "brand": "Growatt", "code": "205 · PV boost driver abnormal", "fault": "PV boost driver abnormal", "meaning": "MOD XH warning 205: the inverter detected an abnormal condition in the PV boost driver.", "fix": null, "homeowner_action": "Record warning 205 and the exact inverter model. Do not open the inverter or operate PV equipment to investigate it; contact the installer if the warning remains.", "installer_remedy": "For a MOD 3–10KTL3-XH displaying warning 205, follow the exact model procedure for one controlled restart. If the PV boost-driver warning remains, stop and escalate to Growatt support rather than inferring a string-side repair.", "remedy_sources": [ { "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "label": "MOD XH manual", "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "growatt-mod-3-10ktl3-xh", "confidence": "family-level", "model_family": "MOD 3–10KTL3-XH", "exact_models": [], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "growatt-mod-xh-manual", "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "revision": null, "publication_date": null, "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The numbered MOD XH entries only, including warning 205 as PV boost driver abnormal. Exact models, legacy TL/MTL aliases, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-205-pv-boost-driver-abnormal" }, { "brand": "Growatt", "code": "300 · AC V Outrange", "fault": "Grid voltage out of range", "meaning": "MOD XH: the grid voltage is outside the configured operating range. Legacy TL/MTL units use the named AC V Outrange message.", "fix": null, "homeowner_action": "Record the event and whether the premises supply appears normal. Do not change the grid profile or operate solar isolators; contact the installer if it repeats.", "installer_remedy": "Check the grid condition, AC connection and approved settings using the MOD 3–10KTL3-XH manual. Preserve the grid profile and escalate a confirmed supply issue through the network process.", "remedy_sources": [ { "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "label": "MOD XH manual", "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "growatt-mod-3-10ktl3-xh", "confidence": "family-level", "model_family": "MOD 3–10KTL3-XH", "exact_models": [], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "growatt-mod-xh-manual", "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "revision": null, "publication_date": null, "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The numbered MOD XH entries only, including warning 205 as PV boost driver abnormal. Exact models, legacy TL/MTL aliases, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-300-ac-v-outrange" }, { "brand": "Growatt", "code": "302 · No AC Connection", "fault": "No AC connection", "meaning": "The inverter cannot detect an acceptable grid connection.", "fix": null, "homeowner_action": "Record the event and whether the premises supply appears normal. Do not change the grid profile or operate solar isolators; contact the installer if it repeats.", "installer_remedy": "Check the grid condition, AC connection and approved settings using the MOD 3–10KTL3-XH manual. Preserve the grid profile and escalate a confirmed supply issue through the network process.", "remedy_sources": [ { "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "label": "MOD XH manual", "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "growatt-mod-3-10ktl3-xh", "confidence": "family-level", "model_family": "MOD 3–10KTL3-XH", "exact_models": [], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "growatt-mod-xh-manual", "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "revision": null, "publication_date": null, "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The numbered MOD XH entries only, including warning 205 as PV boost driver abnormal. Exact models, legacy TL/MTL aliases, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-302-no-ac-connection" }, { "brand": "Growatt", "code": "303", "fault": "Neutral-to-earth abnormal", "meaning": "MOD XH: the inverter detected an abnormal neutral-to-earth condition (NE abnormal). This code is not labelled PE Abnormal in the reviewed MOD XH manual.", "fix": null, "homeowner_action": "Record the code, time and weather conditions. Do not reset the inverter, touch PV wiring or operate isolators; arrange a licensed inspection if the event persists or returns.", "installer_remedy": "Apply the MOD 3–10KTL3-XH manual's insulation, residual-current or neutral-to-earth checks under safe isolation. Rectify the cause before returning the system to service; this remedy does not cover the legacy named label.", "remedy_sources": [ { "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "label": "MOD XH manual", "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "growatt-mod-3-10ktl3-xh", "confidence": "family-level", "model_family": "MOD 3–10KTL3-XH", "exact_models": [], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "growatt-mod-xh-manual", "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "revision": null, "publication_date": null, "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The numbered MOD XH entries only, including warning 205 as PV boost driver abnormal. Exact models, legacy TL/MTL aliases, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-303" }, { "brand": "Growatt", "code": "304 · AC F Outrange", "fault": "Grid frequency out of range", "meaning": "MOD XH: the grid frequency is outside the configured operating range. Legacy TL/MTL units use the named AC F Outrange message.", "fix": null, "homeowner_action": "Record the event and whether the premises supply appears normal. Do not change the grid profile or operate solar isolators; contact the installer if it repeats.", "installer_remedy": "Check the grid condition, AC connection and approved settings using the MOD 3–10KTL3-XH manual. Preserve the grid profile and escalate a confirmed supply issue through the network process.", "remedy_sources": [ { "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "label": "MOD XH manual", "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "growatt-mod-3-10ktl3-xh", "confidence": "family-level", "model_family": "MOD 3–10KTL3-XH", "exact_models": [], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "growatt-mod-xh-manual", "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "revision": null, "publication_date": null, "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The numbered MOD XH entries only, including warning 205 as PV boost driver abnormal. Exact models, legacy TL/MTL aliases, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-304-ac-f-outrange" }, { "brand": "Growatt", "code": "408 · Over Temperature", "fault": "Over temperature", "meaning": "The inverter temperature exceeded its operating limit.", "fix": null, "homeowner_action": "From a safe position, keep the inverter area clear and note direct sun, abnormal heat or visibly blocked airflow. Do not open the enclosure; contact the installer if it remains.", "installer_remedy": "Check the MOD 3–10KTL3-XH installation clearances, ventilation and ambient conditions. Escalate if the inverter continues to report over-temperature in normal conditions.", "remedy_sources": [ { "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "label": "MOD XH manual", "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "growatt-mod-3-10ktl3-xh", "confidence": "family-level", "model_family": "MOD 3–10KTL3-XH", "exact_models": [], "product_role": "three-phase-string-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "growatt-mod-xh-manual", "title": "Growatt MOD 3–10KTL3-XH user manual, May 2024", "revision": null, "publication_date": null, "url": "https://en.growatt.com/upload/file/MOD_3-10KTL3-XH_User_Manual_EN_202405.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The numbered MOD XH entries only, including warning 205 as PV boost driver abnormal. Exact models, legacy TL/MTL aliases, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-408-over-temperature" }, { "brand": "Growatt", "code": "Output High DCI", "fault": "Output DC injection high", "meaning": "Legacy TL/MTL family: the measured DC component of the AC output exceeded the permitted value.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-output-high-dci" }, { "brand": "Growatt", "code": "Auto Test Failed", "fault": "Auto-test failed", "meaning": "Legacy TL/MTL family: the automatic grid-protection test used for the Italy configuration did not pass.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/growatt-error-codes#code-auto-test-failed" }, { "brand": "GoodWe", "code": "1", "fault": "SPI failure", "meaning": "An internal communication (SPI bus) failure inside the inverter.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not operate isolators or open the inverter; contact your installer or GoodWe if the code remains.", "installer_remedy": "Follow the controlled shutdown and restart sequence for the exact model. If the fault returns, preserve the code and escalate to GoodWe after-sales rather than repeatedly resetting it.", "remedy_sources": [ { "title": "GoodWe ETC Series User Manual V1.1 (official)", "label": "ETC manual V1.1", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ETC_User%20Manual-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-etc", "confidence": "confirmed", "model_family": "ETC Series", "exact_models": [ "GW50K-ETC" ], "product_role": "hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual contains Australian safety and wiring references, but does not establish that the installed GW50K-ETC is an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "goodwe-etc-manual", "title": "GoodWe ETC Series User Manual V1.1 (official)", "revision": "V1.1", "publication_date": "2023-02-15", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ETC_User%20Manual-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names GW50K-ETC and describes the ETC series as a hybrid bidirectional inverter. Exact installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-1" }, { "brand": "GoodWe", "code": "2", "fault": "EEPROM R/W failure", "meaning": "A read/write failure on the inverter's memory chip.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not operate isolators or open the inverter; contact your installer or GoodWe if the code remains.", "installer_remedy": "Follow the controlled shutdown and restart sequence for the exact model. If the fault returns, preserve the code and escalate to GoodWe after-sales rather than repeatedly resetting it.", "remedy_sources": [ { "title": "GoodWe ETC Series User Manual V1.1 (official)", "label": "ETC manual V1.1", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ETC_User%20Manual-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-etc", "confidence": "confirmed", "model_family": "ETC Series", "exact_models": [ "GW50K-ETC" ], "product_role": "hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual contains Australian safety and wiring references, but does not establish that the installed GW50K-ETC is an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "goodwe-etc-manual", "title": "GoodWe ETC Series User Manual V1.1 (official)", "revision": "V1.1", "publication_date": "2023-02-15", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ETC_User%20Manual-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names GW50K-ETC and describes the ETC series as a hybrid bidirectional inverter. Exact installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-2" }, { "brand": "GoodWe", "code": "3 · Fac Failure", "fault": "Grid frequency fault", "meaning": "The grid frequency is outside the inverter's permissible range.", "fix": null, "homeowner_action": "Note when the alarm occurs and whether the property supply appears normal. It should clear when grid frequency returns to range; contact your installer if it persists or repeats.", "installer_remedy": "Check the displayed and measured grid frequency against the approved operating settings. Preserve the configured country/protection profile and escalate persistent supply abnormalities through the authorised network process.", "remedy_sources": [ { "title": "GoodWe Official FAQs: inverter error displays & troubleshooting (official)", "label": "GoodWe FAQ", "url": "https://en.goodwe.com/faqs", "tier": "Manufacturer" }, { "title": "GoodWe ET Series User Manual V1.1 (official)", "label": "ET manual", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ET_User%20Manual-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-et-et-plus", "confidence": "confirmed", "model_family": "ET Series / ET Plus Series", "exact_models": [ "GW5K-ET", "GW6.5K-ET", "GW8K-ET", "GW10K-ET", "GW5KL-ET", "GW6KL-ET", "GW8KL-ET", "GW10KL-ET" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual contains Australia-specific installation notes, but does not assign every listed exact model to an Australian variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "goodwe-et-manual", "title": "GoodWe ET Series User Manual V1.1 (official)", "revision": "V1.1", "publication_date": "2021-02-10", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ET_User%20Manual-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names eight ET/ET Plus three-phase hybrid inverter models. Confirm the installed suffix, regional variant and current firmware before acting." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-3-fac-failure" }, { "brand": "GoodWe", "code": "7 · 25", "fault": "Relay check failure", "meaning": "The inverter's grid relay failed its self-check.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not operate isolators or open the inverter; contact your installer or GoodWe if the code remains.", "installer_remedy": "Check the AC neutral-to-earth condition under the model-specific procedure, then perform one controlled restart. A recurring relay check failure requires GoodWe service assessment.", "remedy_sources": [ { "title": "GoodWe ETC Series User Manual V1.1 (official)", "label": "ETC manual V1.1", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ETC_User%20Manual-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-etc", "confidence": "confirmed", "model_family": "ETC Series", "exact_models": [ "GW50K-ETC" ], "product_role": "hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual contains Australian safety and wiring references, but does not establish that the installed GW50K-ETC is an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "goodwe-etc-manual", "title": "GoodWe ETC Series User Manual V1.1 (official)", "revision": "V1.1", "publication_date": "2023-02-15", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ETC_User%20Manual-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names GW50K-ETC and describes the ETC series as a hybrid bidirectional inverter. Exact installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-7-25" }, { "brand": "GoodWe", "code": "12", "fault": "LCD communication failure", "meaning": "A communication error between the LCD/display and the master DSP.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not operate isolators or open the inverter; contact your installer or GoodWe if the code remains.", "installer_remedy": "Follow the controlled shutdown and restart sequence for the exact model. If the fault returns, preserve the code and escalate to GoodWe after-sales rather than repeatedly resetting it.", "remedy_sources": [ { "title": "GoodWe ETC Series User Manual V1.1 (official)", "label": "ETC manual V1.1", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ETC_User%20Manual-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-etc", "confidence": "confirmed", "model_family": "ETC Series", "exact_models": [ "GW50K-ETC" ], "product_role": "hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual contains Australian safety and wiring references, but does not establish that the installed GW50K-ETC is an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "goodwe-etc-manual", "title": "GoodWe ETC Series User Manual V1.1 (official)", "revision": "V1.1", "publication_date": "2023-02-15", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ETC_User%20Manual-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names GW50K-ETC and describes the ETC series as a hybrid bidirectional inverter. Exact installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-12" }, { "brand": "GoodWe", "code": "13", "fault": "DC injection high", "meaning": "The DC component of the AC output current exceeds the inverter's limit.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not operate isolators or open the inverter; contact your installer or GoodWe if the code remains.", "installer_remedy": "Perform one controlled restart under the exact product procedure. If the DC-injection fault returns, stop resetting and escalate immediately to GoodWe after-sales.", "remedy_sources": [ { "title": "GoodWe ETC Series User Manual V1.1 (official)", "label": "ETC manual V1.1", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ETC_User%20Manual-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-etc", "confidence": "confirmed", "model_family": "ETC Series", "exact_models": [ "GW50K-ETC" ], "product_role": "hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual contains Australian safety and wiring references, but does not establish that the installed GW50K-ETC is an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "goodwe-etc-manual", "title": "GoodWe ETC Series User Manual V1.1 (official)", "revision": "V1.1", "publication_date": "2023-02-15", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ETC_User%20Manual-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names GW50K-ETC and describes the ETC series as a hybrid bidirectional inverter. Exact installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-13" }, { "brand": "GoodWe", "code": "14 · Isolation Fail", "fault": "Isolation failure", "meaning": "Insulation resistance between the PV array and ground is too low, most common in rain or high humidity.", "fix": null, "homeowner_action": "Record the code, time and weather conditions. Do not reset the inverter, touch PV connectors or operate isolators; arrange a licensed inspection if it persists or returns.", "installer_remedy": "Test the PV insulation resistance to earth using the exact model limits and safe-isolation procedure. Inspect the affected string wiring, connectors, earthing and moisture exposure before returning the system to service.", "remedy_sources": [ { "title": "GoodWe Official FAQs: inverter error displays & troubleshooting (official)", "label": "GoodWe FAQ", "url": "https://en.goodwe.com/faqs", "tier": "Manufacturer" }, { "title": "GoodWe ET Series User Manual V1.1 (official)", "label": "ET manual", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ET_User%20Manual-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-et-et-plus", "confidence": "confirmed", "model_family": "ET Series / ET Plus Series", "exact_models": [ "GW5K-ET", "GW6.5K-ET", "GW8K-ET", "GW10K-ET", "GW5KL-ET", "GW6KL-ET", "GW8KL-ET", "GW10KL-ET" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual contains Australia-specific installation notes, but does not assign every listed exact model to an Australian variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "goodwe-et-manual", "title": "GoodWe ET Series User Manual V1.1 (official)", "revision": "V1.1", "publication_date": "2021-02-10", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ET_User%20Manual-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names eight ET/ET Plus three-phase hybrid inverter models. Confirm the installed suffix, regional variant and current firmware before acting." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-14-isolation-fail" }, { "brand": "GoodWe", "code": "15 · Vac Failure", "fault": "Grid voltage fault", "meaning": "The grid voltage is outside the acceptable range for the inverter.", "fix": null, "homeowner_action": "Note when the alarm occurs and whether other equipment has lost supply. The inverter should reconnect when grid voltage returns to range; contact your installer if it persists or repeats.", "installer_remedy": "Measure the inverter AC supply, verify wiring and the approved country/protection profile, and retain the settings as found. Escalate a confirmed supply-voltage issue through the authorised network process.", "remedy_sources": [ { "title": "GoodWe Official FAQs: inverter error displays & troubleshooting (official)", "label": "GoodWe FAQ", "url": "https://en.goodwe.com/faqs", "tier": "Manufacturer" }, { "title": "GoodWe ET Series User Manual V1.1 (official)", "label": "ET manual", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ET_User%20Manual-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-et-et-plus", "confidence": "confirmed", "model_family": "ET Series / ET Plus Series", "exact_models": [ "GW5K-ET", "GW6.5K-ET", "GW8K-ET", "GW10K-ET", "GW5KL-ET", "GW6KL-ET", "GW8KL-ET", "GW10KL-ET" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual contains Australia-specific installation notes, but does not assign every listed exact model to an Australian variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "goodwe-et-manual", "title": "GoodWe ET Series User Manual V1.1 (official)", "revision": "V1.1", "publication_date": "2021-02-10", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ET_User%20Manual-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names eight ET/ET Plus three-phase hybrid inverter models. Confirm the installed suffix, regional variant and current firmware before acting." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-15-vac-failure" }, { "brand": "GoodWe", "code": "16", "fault": "External fan failure", "meaning": "The external cooling fan has faulted.", "fix": null, "homeowner_action": "From a safe position, check that the inverter's external airflow is not visibly obstructed. Do not touch the fan or open the unit; contact your installer if the alarm remains.", "installer_remedy": "Inspect the external fan and ventilation path under the product maintenance procedure. Replace a failed fan through the authorised service process.", "remedy_sources": [ { "title": "GoodWe ET G2 6–15 kW User Manual V2.1 (official)", "label": "ET G2 manual V2.1", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_Residential-Smart-Inverter-Solutions_User-Manual-ETG2-6-15K-LXF-LXD-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-et-g2-6-15kw", "confidence": "confirmed", "model_family": "ET G2 6–15 kW", "exact_models": [ "GW6000-ET-20", "GW8000-ET-20", "GW9900-ET-20", "GW10K-ET-20", "GW12K-ET-20", "GW15K-ET-20" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual marks GW9900-ET-20 as Australia only; the one mixed-family record does not infer an Australian variant for the other five models or the installed unit.", "firmware_range": null, "firmware_note": "The manual states ARM 15.441 and DSP 03.3009 only for its parallel-system scenario; that is not a library-wide fault-code firmware range.", "manual": { "source_id": "goodwe-et-g2-manual", "title": "GoodWe ET G2 6–15 kW User Manual V2.1 (official)", "revision": "V2.1", "publication_date": "2026-05-29", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_Residential-Smart-Inverter-Solutions_User-Manual-ETG2-6-15K-LXF-LXD-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names six ET G2 three-phase hybrid inverter models. Firmware applicability for the displayed fault still requires the installed version and current exact-model documentation." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-16" }, { "brand": "GoodWe", "code": "17 · PV Over Voltage", "fault": "PV over-voltage", "meaning": "The PV array voltage exceeds the inverter's maximum input.", "fix": null, "homeowner_action": "Leave the inverter and PV wiring alone, record the code and contact your installer promptly. Do not reset the inverter or operate isolators to test whether it clears.", "installer_remedy": "Measure each string's open-circuit voltage under the approved procedure and compare it with the exact inverter input limit and temperature-corrected design. Correct the string design before reconnection.", "remedy_sources": [ { "title": "GoodWe Official FAQs: inverter error displays & troubleshooting (official)", "label": "GoodWe FAQ", "url": "https://en.goodwe.com/faqs", "tier": "Manufacturer" }, { "title": "GoodWe ET Series User Manual V1.1 (official)", "label": "ET manual", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ET_User%20Manual-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-et-et-plus", "confidence": "confirmed", "model_family": "ET Series / ET Plus Series", "exact_models": [ "GW5K-ET", "GW6.5K-ET", "GW8K-ET", "GW10K-ET", "GW5KL-ET", "GW6KL-ET", "GW8KL-ET", "GW10KL-ET" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual contains Australia-specific installation notes, but does not assign every listed exact model to an Australian variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "goodwe-et-manual", "title": "GoodWe ET Series User Manual V1.1 (official)", "revision": "V1.1", "publication_date": "2021-02-10", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ET_User%20Manual-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names eight ET/ET Plus three-phase hybrid inverter models. Confirm the installed suffix, regional variant and current firmware before acting." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-17-pv-over-voltage" }, { "brand": "GoodWe", "code": "19 · Over Temperature", "fault": "Over temperature", "meaning": "The inverter's operating temperature has exceeded its safe limit.", "fix": null, "homeowner_action": "From a safe position, keep the area around the inverter clear and note whether it is in direct sun or unusually hot. Do not open the unit; contact your installer if it does not recover after cooling.", "installer_remedy": "Check the installation ventilation, ambient conditions and fan operation against the model manual. Rectify the cooling condition or arrange service if the environment is normal and the fault persists.", "remedy_sources": [ { "title": "GoodWe ET G2 6–15 kW User Manual V2.1 (official)", "label": "ET G2 manual V2.1", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_Residential-Smart-Inverter-Solutions_User-Manual-ETG2-6-15K-LXF-LXD-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-et-g2-6-15kw", "confidence": "confirmed", "model_family": "ET G2 6–15 kW", "exact_models": [ "GW6000-ET-20", "GW8000-ET-20", "GW9900-ET-20", "GW10K-ET-20", "GW12K-ET-20", "GW15K-ET-20" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual marks GW9900-ET-20 as Australia only; the one mixed-family record does not infer an Australian variant for the other five models or the installed unit.", "firmware_range": null, "firmware_note": "The manual states ARM 15.441 and DSP 03.3009 only for its parallel-system scenario; that is not a library-wide fault-code firmware range.", "manual": { "source_id": "goodwe-et-g2-manual", "title": "GoodWe ET G2 6–15 kW User Manual V2.1 (official)", "revision": "V2.1", "publication_date": "2026-05-29", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_Residential-Smart-Inverter-Solutions_User-Manual-ETG2-6-15K-LXF-LXD-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names six ET G2 three-phase hybrid inverter models. Firmware applicability for the displayed fault still requires the installed version and current exact-model documentation." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-19-over-temperature" }, { "brand": "GoodWe", "code": "20", "fault": "Internal fan fault", "meaning": "An internal cooling-fan fault (IFAN).", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not operate isolators or open the inverter; contact your installer or GoodWe if the code remains.", "installer_remedy": "Confirm ventilation and ambient conditions, then inspect fan operation under the authorised service procedure. An internal fan fault that remains requires service; do not leave the enclosure open in operation.", "remedy_sources": [ { "title": "GoodWe ET G2 6–15 kW User Manual V2.1 (official)", "label": "ET G2 manual V2.1", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_Residential-Smart-Inverter-Solutions_User-Manual-ETG2-6-15K-LXF-LXD-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-et-g2-6-15kw", "confidence": "confirmed", "model_family": "ET G2 6–15 kW", "exact_models": [ "GW6000-ET-20", "GW8000-ET-20", "GW9900-ET-20", "GW10K-ET-20", "GW12K-ET-20", "GW15K-ET-20" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual marks GW9900-ET-20 as Australia only; the one mixed-family record does not infer an Australian variant for the other five models or the installed unit.", "firmware_range": null, "firmware_note": "The manual states ARM 15.441 and DSP 03.3009 only for its parallel-system scenario; that is not a library-wide fault-code firmware range.", "manual": { "source_id": "goodwe-et-g2-manual", "title": "GoodWe ET G2 6–15 kW User Manual V2.1 (official)", "revision": "V2.1", "publication_date": "2026-05-29", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_Residential-Smart-Inverter-Solutions_User-Manual-ETG2-6-15K-LXF-LXD-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names six ET G2 three-phase hybrid inverter models. Firmware applicability for the displayed fault still requires the installed version and current exact-model documentation." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-20" }, { "brand": "GoodWe", "code": "21", "fault": "DC bus high", "meaning": "The internal DC bus voltage is too high.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not operate isolators or open the inverter; contact your installer or GoodWe if the code remains.", "installer_remedy": "Follow the controlled shutdown and restart sequence for the exact model. If the fault returns, preserve the code and escalate to GoodWe after-sales rather than repeatedly resetting it.", "remedy_sources": [ { "title": "GoodWe ETC Series User Manual V1.1 (official)", "label": "ETC manual V1.1", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ETC_User%20Manual-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-etc", "confidence": "confirmed", "model_family": "ETC Series", "exact_models": [ "GW50K-ETC" ], "product_role": "hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual contains Australian safety and wiring references, but does not establish that the installed GW50K-ETC is an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "goodwe-etc-manual", "title": "GoodWe ETC Series User Manual V1.1 (official)", "revision": "V1.1", "publication_date": "2023-02-15", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ETC_User%20Manual-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names GW50K-ETC and describes the ETC series as a hybrid bidirectional inverter. Exact installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-21" }, { "brand": "GoodWe", "code": "22 · Ground I Fail", "fault": "Ground (residual) current failure", "meaning": "Residual-current (earth-leakage) protection has tripped. Current is leaking to ground.", "fix": null, "homeowner_action": "Record the code, time and weather conditions. Do not reset the inverter or touch system wiring; arrange a licensed inspection if the alarm persists or returns.", "installer_remedy": "Test the PV strings and AC earthing/neutral conditions under the exact product procedure. Locate damaged insulation, moisture ingress or an abnormal earth path before returning the system to service.", "remedy_sources": [ { "title": "GoodWe Official FAQs: inverter error displays & troubleshooting (official)", "label": "GoodWe FAQ", "url": "https://en.goodwe.com/faqs", "tier": "Manufacturer" }, { "title": "GoodWe ETC Series User Manual V1.1 (official)", "label": "ETC manual V1.1", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ETC_User%20Manual-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-etc", "confidence": "confirmed", "model_family": "ETC Series", "exact_models": [ "GW50K-ETC" ], "product_role": "hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual contains Australian safety and wiring references, but does not establish that the installed GW50K-ETC is an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "goodwe-etc-manual", "title": "GoodWe ETC Series User Manual V1.1 (official)", "revision": "V1.1", "publication_date": "2023-02-15", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ETC_User%20Manual-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names GW50K-ETC and describes the ETC series as a hybrid bidirectional inverter. Exact installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-22-ground-i-fail" }, { "brand": "GoodWe", "code": "23 · Utility Loss", "fault": "Utility (grid) loss", "meaning": "Loss of connection between the inverter and the utility grid, an outage or a disconnection.", "fix": null, "homeowner_action": "Check whether the property and neighbourhood have grid supply, then record the code and time. Do not operate solar isolators; contact your installer if normal grid supply is present but the alarm remains.", "installer_remedy": "Verify AC supply at the inverter, protective-device state and AC wiring under the approved procedure. If supply and wiring are sound, follow the model troubleshooting path and escalate to GoodWe.", "remedy_sources": [ { "title": "GoodWe Official FAQs: inverter error displays & troubleshooting (official)", "label": "GoodWe FAQ", "url": "https://en.goodwe.com/faqs", "tier": "Manufacturer" }, { "title": "GoodWe ET Series User Manual V1.1 (official)", "label": "ET manual", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ET_User%20Manual-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-et-et-plus", "confidence": "confirmed", "model_family": "ET Series / ET Plus Series", "exact_models": [ "GW5K-ET", "GW6.5K-ET", "GW8K-ET", "GW10K-ET", "GW5KL-ET", "GW6KL-ET", "GW8KL-ET", "GW10KL-ET" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual contains Australia-specific installation notes, but does not assign every listed exact model to an Australian variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "goodwe-et-manual", "title": "GoodWe ET Series User Manual V1.1 (official)", "revision": "V1.1", "publication_date": "2021-02-10", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ET_User%20Manual-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names eight ET/ET Plus three-phase hybrid inverter models. Confirm the installed suffix, regional variant and current firmware before acting." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-23-utility-loss" }, { "brand": "GoodWe", "code": "24 · 31", "fault": "AC HCT (current sensor) failure", "meaning": "The AC current sensor (HCT) has failed.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not operate isolators or open the inverter; contact your installer or GoodWe if the code remains.", "installer_remedy": "Perform one controlled shutdown and restart under the exact model procedure. If the AC current-sensor fault persists, arrange GoodWe service rather than attempting an internal repair.", "remedy_sources": [ { "title": "GoodWe ET G2 6–15 kW User Manual V2.1 (official)", "label": "ET G2 manual V2.1", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_Residential-Smart-Inverter-Solutions_User-Manual-ETG2-6-15K-LXF-LXD-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-et-g2-6-15kw", "confidence": "confirmed", "model_family": "ET G2 6–15 kW", "exact_models": [ "GW6000-ET-20", "GW8000-ET-20", "GW9900-ET-20", "GW10K-ET-20", "GW12K-ET-20", "GW15K-ET-20" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual marks GW9900-ET-20 as Australia only; the one mixed-family record does not infer an Australian variant for the other five models or the installed unit.", "firmware_range": null, "firmware_note": "The manual states ARM 15.441 and DSP 03.3009 only for its parallel-system scenario; that is not a library-wide fault-code firmware range.", "manual": { "source_id": "goodwe-et-g2-manual", "title": "GoodWe ET G2 6–15 kW User Manual V2.1 (official)", "revision": "V2.1", "publication_date": "2026-05-29", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_Residential-Smart-Inverter-Solutions_User-Manual-ETG2-6-15K-LXF-LXD-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names six ET G2 three-phase hybrid inverter models. Firmware applicability for the displayed fault still requires the installed version and current exact-model documentation." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-24-31" }, { "brand": "GoodWe", "code": "26 · 32", "fault": "GFCI failure", "meaning": "A failure in the leakage-current (GFCI) detection circuit.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not operate isolators or open the inverter; contact your installer or GoodWe if the code remains.", "installer_remedy": "Perform one controlled shutdown and restart under the exact model procedure. A persistent GFCI sensing fault requires prompt service because the leakage-current detection circuit cannot be relied upon.", "remedy_sources": [ { "title": "GoodWe ET G2 6–15 kW User Manual V2.1 (official)", "label": "ET G2 manual V2.1", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_Residential-Smart-Inverter-Solutions_User-Manual-ETG2-6-15K-LXF-LXD-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-et-g2-6-15kw", "confidence": "confirmed", "model_family": "ET G2 6–15 kW", "exact_models": [ "GW6000-ET-20", "GW8000-ET-20", "GW9900-ET-20", "GW10K-ET-20", "GW12K-ET-20", "GW15K-ET-20" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual marks GW9900-ET-20 as Australia only; the one mixed-family record does not infer an Australian variant for the other five models or the installed unit.", "firmware_range": null, "firmware_note": "The manual states ARM 15.441 and DSP 03.3009 only for its parallel-system scenario; that is not a library-wide fault-code firmware range.", "manual": { "source_id": "goodwe-et-g2-manual", "title": "GoodWe ET G2 6–15 kW User Manual V2.1 (official)", "revision": "V2.1", "publication_date": "2026-05-29", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_Residential-Smart-Inverter-Solutions_User-Manual-ETG2-6-15K-LXF-LXD-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names six ET G2 three-phase hybrid inverter models. Firmware applicability for the displayed fault still requires the installed version and current exact-model documentation." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-26-32" }, { "brand": "GoodWe", "code": "30", "fault": "Reference 1.5 V failure", "meaning": "The internal 1.5 V reference voltage is out of range.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not operate isolators or open the inverter; contact your installer or GoodWe if the code remains.", "installer_remedy": "Follow the controlled shutdown and restart sequence for the exact model. If the fault returns, preserve the code and escalate to GoodWe after-sales rather than repeatedly resetting it.", "remedy_sources": [ { "title": "GoodWe ETC Series User Manual V1.1 (official)", "label": "ETC manual V1.1", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ETC_User%20Manual-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-etc", "confidence": "confirmed", "model_family": "ETC Series", "exact_models": [ "GW50K-ETC" ], "product_role": "hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual contains Australian safety and wiring references, but does not establish that the installed GW50K-ETC is an Australian regional variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "goodwe-etc-manual", "title": "GoodWe ETC Series User Manual V1.1 (official)", "revision": "V1.1", "publication_date": "2023-02-15", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ETC_User%20Manual-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names GW50K-ETC and describes the ETC series as a hybrid bidirectional inverter. Exact installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-30" }, { "brand": "GoodWe", "code": "PE Loss", "fault": "Protective earth (PE) loss", "meaning": "A missing or faulty protective-earth connection, possibly loose wiring, corrosion, or grounding-system damage.", "fix": null, "homeowner_action": "Do not reset the inverter or touch electrical equipment. Record the code and arrange a licensed electrician or your installer to attend.", "installer_remedy": "Verify the protective-earth connection and continuity under the approved safe-isolation procedure. Rectify the earthing fault before the inverter is returned to service.", "remedy_sources": [ { "title": "GoodWe Official FAQs: inverter error displays & troubleshooting (official)", "label": "GoodWe FAQ", "url": "https://en.goodwe.com/faqs", "tier": "Manufacturer" }, { "title": "GoodWe ET Series User Manual V1.1 (official)", "label": "ET manual", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ET_User%20Manual-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-et-et-plus", "confidence": "confirmed", "model_family": "ET Series / ET Plus Series", "exact_models": [ "GW5K-ET", "GW6.5K-ET", "GW8K-ET", "GW10K-ET", "GW5KL-ET", "GW6KL-ET", "GW8KL-ET", "GW10KL-ET" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual contains Australia-specific installation notes, but does not assign every listed exact model to an Australian variant.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "goodwe-et-manual", "title": "GoodWe ET Series User Manual V1.1 (official)", "revision": "V1.1", "publication_date": "2021-02-10", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_ET_User%20Manual-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names eight ET/ET Plus three-phase hybrid inverter models. Confirm the installed suffix, regional variant and current firmware before acting." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-pe-loss" }, { "brand": "GoodWe", "code": "Device Failure", "fault": "Internal device failure", "meaning": "A general internal device failure (shown for faults outside the listed codes).", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not operate isolators or open the inverter; contact your installer or GoodWe if the code remains.", "installer_remedy": "Follow the controlled shutdown and restart sequence for the exact model. If the fault returns, preserve the code and escalate to GoodWe after-sales rather than repeatedly resetting it.", "remedy_sources": [ { "title": "GoodWe ET G2 6–15 kW User Manual V2.1 (official)", "label": "ET G2 manual V2.1", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_Residential-Smart-Inverter-Solutions_User-Manual-ETG2-6-15K-LXF-LXD-EN.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "goodwe-et-g2-6-15kw", "confidence": "confirmed", "model_family": "ET G2 6–15 kW", "exact_models": [ "GW6000-ET-20", "GW8000-ET-20", "GW9900-ET-20", "GW10K-ET-20", "GW12K-ET-20", "GW15K-ET-20" ], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The manual marks GW9900-ET-20 as Australia only; the one mixed-family record does not infer an Australian variant for the other five models or the installed unit.", "firmware_range": null, "firmware_note": "The manual states ARM 15.441 and DSP 03.3009 only for its parallel-system scenario; that is not a library-wide fault-code firmware range.", "manual": { "source_id": "goodwe-et-g2-manual", "title": "GoodWe ET G2 6–15 kW User Manual V2.1 (official)", "revision": "V2.1", "publication_date": "2026-05-29", "url": "https://en.goodwe.com/Ftp/EN/Downloads/User%20Manual/GW_Residential-Smart-Inverter-Solutions_User-Manual-ETG2-6-15K-LXF-LXD-EN.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names six ET G2 three-phase hybrid inverter models. Firmware applicability for the displayed fault still requires the installed version and current exact-model documentation." } ], "url": "https://wattbench.ai/goodwe-error-codes#code-device-failure" }, { "brand": "Solis", "code": "LCD blank", "fault": "No display / inverter will not turn on", "meaning": "The LCD or indicators remain blank and the inverter is not starting.", "fix": null, "homeowner_action": "Record that the display and indicators are blank. Do not operate DC equipment or test live circuits; contact the installer to follow the Solis no-display procedure.", "installer_remedy": "Use the Solis no-display procedure to verify DC input, polarity and start voltage for the exact model under safe isolation. Escalate if valid input is present and the inverter remains dark.", "remedy_sources": [ { "title": "Solis service guide: inverter will not turn on", "label": "Solis no-display guide", "url": "https://solis-service.solisinverters.com/en/support/solutions/articles/44001813420-inverter-won-t-turn-on", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-global-no-display-guidance", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-no-display", "title": "Solis service guide: inverter will not turn on", "revision": null, "publication_date": null, "url": "https://solis-service.solisinverters.com/en/support/solutions/articles/44001813420-inverter-won-t-turn-on" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global no-display service guidance only. Exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-lcd-blank" }, { "brand": "Solis", "code": "Waiting / SoftRun (init loop)", "fault": "Waiting or SoftRun does not clear", "meaning": "The inverter remains in a documented start-up state rather than progressing to generation. This is not the same as the separate INI-FAULT alarm.", "fix": null, "homeowner_action": "Record the exact displayed message and system state. Do not change settings, operate isolators or open equipment; contact the installer if the condition remains.", "installer_remedy": "Follow the matching entry in the Solis alarm list for the exact product and displayed wording. Preserve configuration as found and escalate if the documented checks do not clear the condition.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-waiting-softrun-init-loop" }, { "brand": "Solis", "code": "OV-G-V01–04", "fault": "Over grid voltage", "meaning": "The measured grid voltage is above the configured protection limit.", "fix": null, "homeowner_action": "Record the alarm, time and whether the premises supply appears normal. Do not change the grid standard or protection settings; contact the installer if the alarm repeats.", "installer_remedy": "Check the measured grid condition, AC connection and selected standard using the Solis alarm-list procedure. Preserve approved settings and obtain network approval before any protection-point change.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-ov-g-v01-04" }, { "brand": "Solis", "code": "UN-G-V01/02", "fault": "Under grid voltage", "meaning": "The measured grid voltage is below the configured protection limit.", "fix": null, "homeowner_action": "Record the alarm, time and whether the premises supply appears normal. Do not change the grid standard or protection settings; contact the installer if the alarm repeats.", "installer_remedy": "Check the measured grid condition, AC connection and selected standard using the Solis alarm-list procedure. Preserve approved settings and obtain network approval before any protection-point change.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-un-g-v01-02" }, { "brand": "Solis", "code": "OV-G-F01/02", "fault": "Over grid frequency", "meaning": "The measured grid frequency is above the configured protection limit.", "fix": null, "homeowner_action": "Record the alarm, time and whether the premises supply appears normal. Do not change the grid standard or protection settings; contact the installer if the alarm repeats.", "installer_remedy": "Check the measured grid condition, AC connection and selected standard using the Solis alarm-list procedure. Preserve approved settings and obtain network approval before any protection-point change.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-ov-g-f01-02" }, { "brand": "Solis", "code": "UN-G-F01/02", "fault": "Under grid frequency", "meaning": "The measured grid frequency is below the configured protection limit.", "fix": null, "homeowner_action": "Record the alarm, time and whether the premises supply appears normal. Do not change the grid standard or protection settings; contact the installer if the alarm repeats.", "installer_remedy": "Check the measured grid condition, AC connection and selected standard using the Solis alarm-list procedure. Preserve approved settings and obtain network approval before any protection-point change.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-un-g-f01-02" }, { "brand": "Solis", "code": "Reverse-GRID", "fault": "AC polarity incorrect", "meaning": "The inverter detects an incorrect AC connection polarity.", "fix": null, "homeowner_action": "Record the exact displayed message and system state. Do not change settings, operate isolators or open equipment; contact the installer if the condition remains.", "installer_remedy": "Follow the matching entry in the Solis alarm list for the exact product and displayed wording. Preserve configuration as found and escalate if the documented checks do not clear the condition.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-reverse-grid" }, { "brand": "Solis", "code": "Reverse-DC", "fault": "DC polarity reversed", "meaning": "The inverter detects reverse polarity at a DC input.", "fix": null, "homeowner_action": "Record the exact alarm and weather conditions, keep clear of the array and do not reset the inverter or operate DC equipment. Arrange a licensed inspection promptly.", "installer_remedy": "Follow the Solis alarm-list checks for polarity, PV voltage, insulation, leakage or arcing under the exact model's safe-isolation procedure. Rectify the cause before returning the system to service.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-reverse-dc" }, { "brand": "Solis", "code": "NO-GRID", "fault": "No grid detected", "meaning": "The inverter cannot detect an acceptable grid supply.", "fix": null, "homeowner_action": "Record the alarm, time and whether the premises supply appears normal. Do not change the grid standard or protection settings; contact the installer if the alarm repeats.", "installer_remedy": "Check the measured grid condition, AC connection and selected standard using the Solis alarm-list procedure. Preserve approved settings and obtain network approval before any protection-point change.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-no-grid" }, { "brand": "Solis", "code": "OV-DC01–04", "fault": "Over DC voltage", "meaning": "The DC input voltage is above the inverter's permitted limit.", "fix": null, "homeowner_action": "Record the exact alarm and weather conditions, keep clear of the array and do not reset the inverter or operate DC equipment. Arrange a licensed inspection promptly.", "installer_remedy": "Follow the Solis alarm-list checks for polarity, PV voltage, insulation, leakage or arcing under the exact model's safe-isolation procedure. Rectify the cause before returning the system to service.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-ov-dc01-04" }, { "brand": "Solis", "code": "OV-BUS", "fault": "Over DC bus voltage", "meaning": "The inverter's internal DC bus voltage is too high.", "fix": null, "homeowner_action": "Record the exact alarm, model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer if the alarm does not clear.", "installer_remedy": "Use the current Solis alarm-list procedure for the exact message, including one controlled restart only where documented. Escalate a persistent internal sensing, bus, relay or current fault to Solis.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-ov-bus" }, { "brand": "Solis", "code": "UN-BUS01/02", "fault": "Under DC bus voltage", "meaning": "The inverter's internal DC bus voltage is too low.", "fix": null, "homeowner_action": "Record the exact alarm, model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer if the alarm does not clear.", "installer_remedy": "Use the current Solis alarm-list procedure for the exact message, including one controlled restart only where documented. Escalate a persistent internal sensing, bus, relay or current fault to Solis.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-un-bus01-02" }, { "brand": "Solis", "code": "GRID-INTF01/02", "fault": "Grid interference", "meaning": "The inverter detected interference or instability on the grid connection.", "fix": null, "homeowner_action": "Record the alarm, time and whether the premises supply appears normal. Do not change the grid standard or protection settings; contact the installer if the alarm repeats.", "installer_remedy": "Check the measured grid condition, AC connection and selected standard using the Solis alarm-list procedure. Preserve approved settings and obtain network approval before any protection-point change.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-grid-intf01-02" }, { "brand": "Solis", "code": "OV-G-I", "fault": "Over grid current", "meaning": "The inverter measured AC output current above its allowed limit.", "fix": null, "homeowner_action": "Record the exact alarm, model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer if the alarm does not clear.", "installer_remedy": "Use the current Solis alarm-list procedure for the exact message, including one controlled restart only where documented. Escalate a persistent internal sensing, bus, relay or current fault to Solis.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-ov-g-i" }, { "brand": "Solis", "code": "IGBT-OV-I", "fault": "Over IGBT current", "meaning": "The inverter detected excessive current in its power-conversion stage.", "fix": null, "homeowner_action": "Record the exact alarm, model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer if the alarm does not clear.", "installer_remedy": "Use the current Solis alarm-list procedure for the exact message, including one controlled restart only where documented. Escalate a persistent internal sensing, bus, relay or current fault to Solis.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-igbt-ov-i" }, { "brand": "Solis", "code": "G-IMP", "fault": "High grid impedance", "meaning": "The inverter measured grid impedance outside its permitted range.", "fix": null, "homeowner_action": "Record the alarm, time and whether the premises supply appears normal. Do not change the grid standard or protection settings; contact the installer if the alarm repeats.", "installer_remedy": "Check the measured grid condition, AC connection and selected standard using the Solis alarm-list procedure. Preserve approved settings and obtain network approval before any protection-point change.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-g-imp" }, { "brand": "Solis", "code": "DC-INTF / OV-DCA-I", "fault": "DC input over-current", "meaning": "The inverter detected excessive current at a DC input or MPPT.", "fix": null, "homeowner_action": "Record the exact alarm, model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer if the alarm does not clear.", "installer_remedy": "Use the current Solis alarm-list procedure for the exact message, including one controlled restart only where documented. Escalate a persistent internal sensing, bus, relay or current fault to Solis.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-dc-intf-ov-dca-i" }, { "brand": "Solis", "code": "IGFOL-F", "fault": "Grid-current tracking failed", "meaning": "The inverter could not correctly track the grid current.", "fix": null, "homeowner_action": "Record the exact alarm, model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer if the alarm does not clear.", "installer_remedy": "Use the current Solis alarm-list procedure for the exact message, including one controlled restart only where documented. Escalate a persistent internal sensing, bus, relay or current fault to Solis.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-igfol-f" }, { "brand": "Solis", "code": "IG-AD", "fault": "Grid-current sampling failed", "meaning": "The inverter detected a fault in its grid-current sampling circuit.", "fix": null, "homeowner_action": "Record the exact alarm, model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer if the alarm does not clear.", "installer_remedy": "Use the current Solis alarm-list procedure for the exact message, including one controlled restart only where documented. Escalate a persistent internal sensing, bus, relay or current fault to Solis.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-ig-ad" }, { "brand": "Solis", "code": "OV-TEM", "fault": "Over temperature", "meaning": "The inverter temperature exceeded its permitted operating range.", "fix": null, "homeowner_action": "From a safe position, keep the area around the inverter clear and note direct sun, unusual heat or visibly blocked airflow. Do not open the unit; contact the installer if it remains.", "installer_remedy": "Check ambient conditions, installation clearances and cooling against the exact Solis model instructions. If conditions are normal and the alarm persists, follow the manufacturer escalation path.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-ov-tem" }, { "brand": "Solis", "code": "INI-FAULT", "fault": "Initialisation system fault", "meaning": "The inverter detected a system fault during initialisation.", "fix": null, "homeowner_action": "Record the exact alarm, model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer if the alarm does not clear.", "installer_remedy": "Use the current Solis alarm-list procedure for the exact message, including one controlled restart only where documented. Escalate a persistent internal sensing, bus, relay or current fault to Solis.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-ini-fault" }, { "brand": "Solis", "code": "DSP-B-FAULT", "fault": "Main–slave DSP communication failure", "meaning": "Communication between the inverter's internal control processors failed.", "fix": null, "homeowner_action": "Record the exact alarm, model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer if the alarm does not clear.", "installer_remedy": "Use the current Solis alarm-list procedure for the exact message, including one controlled restart only where documented. Escalate a persistent internal sensing, bus, relay or current fault to Solis.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-dsp-b-fault" }, { "brand": "Solis", "code": "12power-FAULT", "fault": "12 V power-supply fault", "meaning": "The inverter detected a fault in its internal 12 V supply.", "fix": null, "homeowner_action": "Record the exact alarm, model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer if the alarm does not clear.", "installer_remedy": "Use the current Solis alarm-list procedure for the exact message, including one controlled restart only where documented. Escalate a persistent internal sensing, bus, relay or current fault to Solis.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-12power-fault" }, { "brand": "Solis", "code": "PV ISO-PRO01/02", "fault": "PV insulation protection", "meaning": "The inverter measured low insulation resistance between the PV circuit and earth.", "fix": null, "homeowner_action": "Record the exact alarm and weather conditions, keep clear of the array and do not reset the inverter or operate DC equipment. Arrange a licensed inspection promptly.", "installer_remedy": "Follow the Solis alarm-list checks for polarity, PV voltage, insulation, leakage or arcing under the exact model's safe-isolation procedure. Rectify the cause before returning the system to service.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-pv-iso-pro01-02" }, { "brand": "Solis", "code": "ILeak-PRO01–04", "fault": "Leakage-current protection", "meaning": "The measured residual current exceeded the protection limit.", "fix": null, "homeowner_action": "Record the exact alarm and weather conditions, keep clear of the array and do not reset the inverter or operate DC equipment. Arrange a licensed inspection promptly.", "installer_remedy": "Follow the Solis alarm-list checks for polarity, PV voltage, insulation, leakage or arcing under the exact model's safe-isolation procedure. Rectify the cause before returning the system to service.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-ileak-pro01-04" }, { "brand": "Solis", "code": "RelayChk-FAIL", "fault": "Relay check failed", "meaning": "The inverter's internal relay self-check did not pass.", "fix": null, "homeowner_action": "Record the exact alarm, model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer if the alarm does not clear.", "installer_remedy": "Use the current Solis alarm-list procedure for the exact message, including one controlled restart only where documented. Escalate a persistent internal sensing, bus, relay or current fault to Solis.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-relaychk-fail" }, { "brand": "Solis", "code": "DCinj-FAULT", "fault": "High DC injection current", "meaning": "The measured DC component of the AC output exceeded its protection limit.", "fix": null, "homeowner_action": "Record the exact alarm, model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer if the alarm does not clear.", "installer_remedy": "Use the current Solis alarm-list procedure for the exact message, including one controlled restart only where documented. Escalate a persistent internal sensing, bus, relay or current fault to Solis.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-dcinj-fault" }, { "brand": "Solis", "code": "Screen off", "fault": "Screen off with DC present", "meaning": "The display is off even though the PV circuit may still be energised; the inverter may have an internal fault.", "fix": null, "homeowner_action": "Record the exact alarm, model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer if the alarm does not clear.", "installer_remedy": "Use the current Solis alarm-list procedure for the exact message, including one controlled restart only where documented. Escalate a persistent internal sensing, bus, relay or current fault to Solis.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-screen-off" }, { "brand": "Solis", "code": "AFCI self-test", "fault": "AFCI self-detection fault", "meaning": "The arc-fault detection module did not pass its self-check.", "fix": null, "homeowner_action": "Record the exact alarm and weather conditions, keep clear of the array and do not reset the inverter or operate DC equipment. Arrange a licensed inspection promptly.", "installer_remedy": "Follow the Solis alarm-list checks for polarity, PV voltage, insulation, leakage or arcing under the exact model's safe-isolation procedure. Rectify the cause before returning the system to service.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-afci-self-test" }, { "brand": "Solis", "code": "Arcing", "fault": "Arc detected in DC circuit", "meaning": "The inverter's arc-fault protection detected a possible DC arc.", "fix": null, "homeowner_action": "Record the exact alarm and weather conditions, keep clear of the array and do not reset the inverter or operate DC equipment. Arrange a licensed inspection promptly.", "installer_remedy": "Follow the Solis alarm-list checks for polarity, PV voltage, insulation, leakage or arcing under the exact model's safe-isolation procedure. Rectify the cause before returning the system to service.", "remedy_sources": [ { "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "label": "Solis alarm list (NA)", "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solis-north-america-alarm-vocabulary", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "United States", "australian_variant": "unknown", "regional_variant": "North America service vocabulary", "region_evidence_note": "Official Solis North America service content is not evidence of an Australian product variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solis-alarm-list", "title": "Solis Inverter Alarm Codes — Complete List, North America service centre", "revision": null, "publication_date": null, "url": "https://usservice.solisinverters.com/support/solutions/articles/73000560423-solis-inverter-alarm-codes-complete-list-" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Official alarm vocabulary, but exact model family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/solis-alarm-codes#code-arcing" }, { "brand": "SolaX", "code": "Grid Lost Fault", "fault": "Grid connection lost", "meaning": "The inverter cannot detect an acceptable grid supply and has disconnected.", "fix": null, "homeowner_action": "Record the displayed fault, time and whether the premises supply appears normal. Do not change the grid profile or operate solar isolators; contact the installer if it repeats.", "installer_remedy": "Check the grid connection, measured voltage or frequency and approved profile using the exact X1/X3-Hybrid G4 manual. Preserve approved settings and escalate a confirmed supply issue through the network process.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX Power knowledge base: Grid Lost Fault", "label": "SolaX Grid Lost guide", "url": "https://kb.solaxpower.com/faq/detail/8af1c4b2934c70480193524fee9707fc", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-grid-lost-fault" }, { "brand": "SolaX", "code": "Grid Volt Fault", "fault": "Grid voltage out of range", "meaning": "The measured grid voltage is outside the inverter's configured protection range.", "fix": null, "homeowner_action": "Record the displayed fault, time and whether the premises supply appears normal. Do not change the grid profile or operate solar isolators; contact the installer if it repeats.", "installer_remedy": "Check the grid connection, measured voltage or frequency and approved profile using the exact X1/X3-Hybrid G4 manual. Preserve approved settings and escalate a confirmed supply issue through the network process.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-grid-volt-fault" }, { "brand": "SolaX", "code": "Grid Freq Fault", "fault": "Grid frequency out of range", "meaning": "The measured grid frequency is outside the inverter's configured protection range.", "fix": null, "homeowner_action": "Record the displayed fault, time and whether the premises supply appears normal. Do not change the grid profile or operate solar isolators; contact the installer if it repeats.", "installer_remedy": "Check the grid connection, measured voltage or frequency and approved profile using the exact X1/X3-Hybrid G4 manual. Preserve approved settings and escalate a confirmed supply issue through the network process.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-grid-freq-fault" }, { "brand": "SolaX", "code": "PLL Lost Fault", "fault": "Grid synchronisation lost", "meaning": "The inverter could not lock onto (synchronise with) the grid's voltage/frequency waveform. SolaX describes this internally as 'the grid is not good'. Usually a symptom of an unstable or poor-quality grid supply rather than a hardware fault.", "fix": null, "homeowner_action": "Record the displayed fault, time and whether the premises supply appears normal. Do not change the grid profile or operate solar isolators; contact the installer if it repeats.", "installer_remedy": "Check the grid connection, measured voltage or frequency and approved profile using the exact X1/X3-Hybrid G4 manual. Preserve approved settings and escalate a confirmed supply issue through the network process.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-pll-lost-fault" }, { "brand": "SolaX", "code": "AC5M Volt Fault / AC10M Volt Fault", "fault": "Sustained grid voltage out of range (5 / 10 minute average)", "meaning": "The grid voltage averaged over a 5-minute (AC5M) or 10-minute (AC10M) window has exceeded the allowable limit, a longer-term over/under-voltage protection separate from the instantaneous trip.", "fix": null, "homeowner_action": "Record the displayed fault, time and whether the premises supply appears normal. Do not change the grid profile or operate solar isolators; contact the installer if it repeats.", "installer_remedy": "Check the grid connection, measured voltage or frequency and approved profile using the exact X1/X3-Hybrid G4 manual. Preserve approved settings and escalate a confirmed supply issue through the network process.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-ac5m-volt-fault-ac10m-volt-fault" }, { "brand": "SolaX", "code": "Isolation Fault", "fault": "DC insulation resistance too low", "meaning": "The inverter measured low insulation resistance between the DC circuit and earth.", "fix": null, "homeowner_action": "Record the exact fault and weather conditions. Do not reset the inverter, touch PV connectors or operate DC equipment; arrange a licensed inspection if it persists or returns.", "installer_remedy": "Follow the exact X1/X3-Hybrid G4 procedure for PV voltage, configuration, insulation or residual current. Rectify the DC-side cause before the system is returned to service.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-isolation-fault" }, { "brand": "SolaX", "code": "RCD Fault", "fault": "Residual-current fault", "meaning": "The inverter's residual-current monitoring detected leakage current above its protection threshold.", "fix": null, "homeowner_action": "Record the exact fault and weather conditions. Do not reset the inverter, touch PV connectors or operate DC equipment; arrange a licensed inspection if it persists or returns.", "installer_remedy": "Follow the exact X1/X3-Hybrid G4 procedure for PV voltage, configuration, insulation or residual current. Rectify the DC-side cause before the system is returned to service.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-rcd-fault" }, { "brand": "SolaX", "code": "PV Volt Fault", "fault": "PV input voltage out of range", "meaning": "The DC voltage coming from the solar array is outside the inverter's allowable input window. This can be caused by string-design issues (for example too many panels in a string, which pushes voltage high in cold conditions) or an abnormal string condition.", "fix": null, "homeowner_action": "Record the exact fault and weather conditions. Do not reset the inverter, touch PV connectors or operate DC equipment; arrange a licensed inspection if it persists or returns.", "installer_remedy": "Follow the exact X1/X3-Hybrid G4 procedure for PV voltage, configuration, insulation or residual current. Rectify the DC-side cause before the system is returned to service.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-pv-volt-fault" }, { "brand": "SolaX", "code": "PV Config Fault", "fault": "PV input configuration error", "meaning": "The PV connection/configuration setting (SolaX: 'PV Connection Setting Fault') does not match how the strings are actually wired: for example parallel vs independent MPPT input settings.", "fix": null, "homeowner_action": "Record the exact fault and weather conditions. Do not reset the inverter, touch PV connectors or operate DC equipment; arrange a licensed inspection if it persists or returns.", "installer_remedy": "Follow the exact X1/X3-Hybrid G4 procedure for PV voltage, configuration, insulation or residual current. Rectify the DC-side cause before the system is returned to service.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-pv-config-fault" }, { "brand": "SolaX", "code": "Bus Volt Fault", "fault": "Internal DC bus voltage out of range", "meaning": "The inverter's internal DC bus voltage is outside its permitted range.", "fix": null, "homeowner_action": "Record the exact fault, inverter model and time. Do not repeatedly restart the inverter, change settings or open equipment; contact the installer if the condition remains.", "installer_remedy": "Follow the exact X1/X3-Hybrid G4 troubleshooting entry and use one controlled recovery only where documented. Escalate a recurring internal, sensing, communication or relay fault to SolaX.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-bus-volt-fault" }, { "brand": "SolaX", "code": "Over Temperature Fault", "fault": "Inverter over temperature (Temp Over Fault)", "meaning": "The inverter has exceeded its safe internal operating temperature and has derated or shut down to protect itself. Common in hot weather, poor ventilation, or full-sun wall mounting.", "fix": null, "homeowner_action": "From a safe position, keep the inverter area clear and note direct sun, abnormal heat or visibly blocked airflow. Do not open the enclosure; contact the installer if it remains.", "installer_remedy": "Check ventilation, clearances and fan operation against the exact X1/X3-Hybrid G4 maintenance instructions. Rectify the cooling condition or arrange service if normal conditions do not clear the fault.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-over-temperature-fault" }, { "brand": "SolaX", "code": "Fan Fault / Fan Speed Fault", "fault": "Cooling fan fault or abnormal fan speed", "meaning": "A cooling fan (Fan1/Fan2) is not running or is running outside its normal speed range. Often caused by dust, debris or insects blocking the fan, or a worn fan.", "fix": null, "homeowner_action": "From a safe position, keep the inverter area clear and note direct sun, abnormal heat or visibly blocked airflow. Do not open the enclosure; contact the installer if it remains.", "installer_remedy": "Check ventilation, clearances and fan operation against the exact X1/X3-Hybrid G4 maintenance instructions. Rectify the cooling condition or arrange service if normal conditions do not clear the fault.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-fan-fault-fan-speed-fault" }, { "brand": "SolaX", "code": "Overload Fault", "fault": "EPS / backup output overloaded", "meaning": "While running on battery backup (EPS mode during a grid outage), the connected load drew more power than the inverter can supply, so it shut the backup output down to protect itself.", "fix": null, "homeowner_action": "Note which ordinary backup appliances were operating and reduce demand if safe to do so. Do not operate inverter isolators; contact the installer if the backup output trips again.", "installer_remedy": "Check the EPS load, surge demand and wiring against the exact X1/X3-Hybrid G4 rating. Use only the documented recovery procedure and investigate a recurring overcurrent before restoring all loads.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-overload-fault" }, { "brand": "SolaX", "code": "EPS OCP Fault", "fault": "Overcurrent in EPS (backup) mode", "meaning": "An overcurrent was detected on the backup (EPS) output: for example from a large inrush/surge or a non-linear load when running off battery during an outage.", "fix": null, "homeowner_action": "Note which ordinary backup appliances were operating and reduce demand if safe to do so. Do not operate inverter isolators; contact the installer if the backup output trips again.", "installer_remedy": "Check the EPS load, surge demand and wiring against the exact X1/X3-Hybrid G4 rating. Use only the documented recovery procedure and investigate a recurring overcurrent before restoring all loads.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-eps-ocp-fault" }, { "brand": "SolaX", "code": "Relay Fault", "fault": "Grid relay fault", "meaning": "The inverter's internal grid-relay check failed.", "fix": null, "homeowner_action": "Record the exact fault, inverter model and time. Do not repeatedly restart the inverter, change settings or open equipment; contact the installer if the condition remains.", "installer_remedy": "Follow the exact X1/X3-Hybrid G4 troubleshooting entry and use one controlled recovery only where documented. Escalate a recurring internal, sensing, communication or relay fault to SolaX.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX Power help centre: Grid Relay Fault", "label": "SolaX relay guide", "url": "https://solaxpowerservice.zendesk.com/hc/en-001/articles/11053445573135-What-is-Grid-Relay-Fault-and-how-can-I-solve-it", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-relay-fault" }, { "brand": "SolaX", "code": "TZ Protect Fault", "fault": "Hardware overcurrent protection tripped", "meaning": "The inverter's fast hardware overcurrent protection operated.", "fix": null, "homeowner_action": "Record the exact fault, inverter model and time. Do not repeatedly restart the inverter, change settings or open equipment; contact the installer if the condition remains.", "installer_remedy": "Follow the exact X1/X3-Hybrid G4 troubleshooting entry and use one controlled recovery only where documented. Escalate a recurring internal, sensing, communication or relay fault to SolaX.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-tz-protect-fault" }, { "brand": "SolaX", "code": "Inv OCP Fault", "fault": "Inverter overcurrent protection", "meaning": "The inverter detected output overcurrent and tripped for protection.", "fix": null, "homeowner_action": "Record the exact fault, inverter model and time. Do not repeatedly restart the inverter, change settings or open equipment; contact the installer if the condition remains.", "installer_remedy": "Follow the exact X1/X3-Hybrid G4 troubleshooting entry and use one controlled recovery only where documented. Escalate a recurring internal, sensing, communication or relay fault to SolaX.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-inv-ocp-fault" }, { "brand": "SolaX", "code": "SW OCP Fault", "fault": "Software-detected overcurrent", "meaning": "The control system detected overcurrent and stopped conversion.", "fix": null, "homeowner_action": "Record the exact fault, inverter model and time. Do not repeatedly restart the inverter, change settings or open equipment; contact the installer if the condition remains.", "installer_remedy": "Follow the exact X1/X3-Hybrid G4 troubleshooting entry and use one controlled recovery only where documented. Escalate a recurring internal, sensing, communication or relay fault to SolaX.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-sw-ocp-fault" }, { "brand": "SolaX", "code": "DCI / DCI OCP / RC Fault", "fault": "DC injection (DCI) fault", "meaning": "The inverter detected excessive DC current being injected into the AC grid (or a fault in the DCI sensing). Limiting DC injection is a grid-compliance safety requirement.", "fix": null, "homeowner_action": "Record the exact fault, inverter model and time. Do not repeatedly restart the inverter, change settings or open equipment; contact the installer if the condition remains.", "installer_remedy": "Follow the exact X1/X3-Hybrid G4 troubleshooting entry and use one controlled recovery only where documented. Escalate a recurring internal, sensing, communication or relay fault to SolaX.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-dci-dci-ocp-rc-fault" }, { "brand": "SolaX", "code": "CT / Meter Fault", "fault": "CT clamp or smart meter not detected", "meaning": "The inverter cannot communicate properly with the current transformer (CT) clamp or smart meter used to measure import/export (SolaX: 'the CT or the meter is not connected well'). This affects export limiting and energy monitoring rather than basic generation.", "fix": null, "homeowner_action": "Record the exact fault, inverter model and time. Do not repeatedly restart the inverter, change settings or open equipment; contact the installer if the condition remains.", "installer_remedy": "Follow the exact X1/X3-Hybrid G4 troubleshooting entry and use one controlled recovery only where documented. Escalate a recurring internal, sensing, communication or relay fault to SolaX.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-ct-meter-fault" }, { "brand": "SolaX", "code": "SPI / SCI Fault", "fault": "Internal communication fault", "meaning": "Communication between internal inverter control circuits failed.", "fix": null, "homeowner_action": "Record the exact fault, inverter model and time. Do not repeatedly restart the inverter, change settings or open equipment; contact the installer if the condition remains.", "installer_remedy": "Follow the exact X1/X3-Hybrid G4 troubleshooting entry and use one controlled recovery only where documented. Escalate a recurring internal, sensing, communication or relay fault to SolaX.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-spi-sci-fault" }, { "brand": "SolaX", "code": "CAN1 Fault / C1 CAN Fault", "fault": "Battery / charger CAN communication fault", "meaning": "The hybrid inverter lost CAN communication with the battery or legacy charger module.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-can1-fault-c1-can-fault" }, { "brand": "SolaX", "code": "Inv EEPROM / Mgr EEPROM / C1 EEPROM Fault", "fault": "Internal memory (EEPROM) fault", "meaning": "An internal memory chip (inverter, manager or charger EEPROM) has reported a read/write error. Can occasionally be transient but often indicates a hardware fault.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-inv-eeprom-mgr-eeprom-c1-eeprom-fault" }, { "brand": "SolaX", "code": "Sample Fault", "fault": "Detection/sampling circuit fault", "meaning": "An internal measurement (sampling) circuit has returned readings outside expected bounds (SolaX: 'the detection circuit fault'), so the inverter cannot trust its own sensing and has stopped.", "fix": null, "homeowner_action": "Record the exact fault, inverter model and time. Do not repeatedly restart the inverter, change settings or open equipment; contact the installer if the condition remains.", "installer_remedy": "Follow the exact X1/X3-Hybrid G4 troubleshooting entry and use one controlled recovery only where documented. Escalate a recurring internal, sensing, communication or relay fault to SolaX.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-sample-fault" }, { "brand": "SolaX", "code": "C1 Temp High / C1 Temp Low", "fault": "Battery charger over / under temperature", "meaning": "The internal battery charger module is too hot (blocked airflow, high charge current, hot environment) or too cold to operate safely.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-c1-temp-high-c1-temp-low" }, { "brand": "SolaX", "code": "C1 Bat OVP", "fault": "Battery over-voltage", "meaning": "The battery voltage has risen above the charger's safe limit, so charging stopped to protect the battery and inverter.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-c1-bat-ovp" }, { "brand": "SolaX", "code": "C1 Bus OVP / C1 Boost OVP", "fault": "Charger bus / boost over-voltage", "meaning": "An internal voltage rail in the battery charger (DC bus or boost stage) has exceeded its limit and the charger has stopped to protect itself.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-c1-bus-ovp-c1-boost-ovp" }, { "brand": "SolaX", "code": "C1 Charger OCP / C1 Boost OCP", "fault": "Charger / boost overcurrent", "meaning": "An overcurrent was detected in the battery charger or its boost stage, tripping protection.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-c1-charger-ocp-c1-boost-ocp" }, { "brand": "SolaX", "code": "DM9000 Fault", "fault": "Legacy DM9000 fault", "meaning": "Legacy X-Hybrid family: the inverter reported a DM9000 internal fault.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-dm9000-fault" }, { "brand": "SolaX", "code": "RTC Fault", "fault": "Real-time clock fault", "meaning": "The inverter reported a fault in its internal real-time clock.", "fix": null, "homeowner_action": "Record the exact fault, inverter model and time. Do not repeatedly restart the inverter, change settings or open equipment; contact the installer if the condition remains.", "installer_remedy": "Follow the exact X1/X3-Hybrid G4 troubleshooting entry and use one controlled recovery only where documented. Escalate a recurring internal, sensing, communication or relay fault to SolaX.", "remedy_sources": [ { "title": "SolaX X1-Hybrid G4 Series user manual", "label": "X1-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf", "tier": "Manufacturer" }, { "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "label": "X3-Hybrid G4 manual", "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "solax-x1-hybrid-g4", "confidence": "family-level", "model_family": "X1-Hybrid G4 Series", "exact_models": [], "product_role": "single-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x1-g4-manual", "title": "SolaX X1-Hybrid G4 Series user manual", "revision": null, "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/solax-320101081103-x1-hybrid-g4-series-user-manual-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X1-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." }, { "identity_id": "solax-x3-hybrid-g4", "confidence": "family-level", "model_family": "X3-Hybrid G4 Series", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "solax-x3-g4-manual", "title": "SolaX X3-Hybrid G4 Series user manual, version 7", "revision": "Version 7", "publication_date": null, "url": "https://www.solaxpower.com/uploads/file/x3-hybrid-g4-series-user-manual-v7-en.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current X3-Hybrid G4 family only. Exact models, Australian variant and firmware range are not confirmed; legacy C1/DM9000 entries are excluded." } ], "url": "https://wattbench.ai/solax-inverter-error-codes#code-rtc-fault" }, { "brand": "Deye", "code": "F08", "fault": "GFDI relay failure", "meaning": "The inverter's ground-fault detection (GFDI) relay has failed a self-test, or the neutral/earth bonding doesn't match the configured grid type. On deployed firmware and rebadged (Sunsynk) units this is one of the most-reported codes and is very often a grid-type setting mismatch (e.g. set to 120/240V split-phase when the system is actually single-phase) rather than a true hardware fault. (Note: the current official Deye AU and EU manuals do NOT list an F08 - they number the equivalent start/ground self-check as F07. Confirm against your unit's firmware.)", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f08" }, { "brand": "Deye", "code": "F13", "fault": "Working mode / grid mode changed", "meaning": "An informational event, not a hardware fault. The official manual logs it when the grid type or frequency setting changes, when the battery mode is switched to 'No battery', or (on some older firmware) when the system work mode changes. It normally clears itself.", "fix": null, "homeowner_action": "Record the exact code, model and time. Do not change installer settings, repeatedly restart the inverter or open equipment; contact the installer if the event remains.", "installer_remedy": "Use Chart 7-1 in the SUN-(5–12)K-SG04LP3-AU manual for the documented check. Preserve settings as found, use only the exact controlled recovery procedure and escalate a persistent event to Deye.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f13" }, { "brand": "Deye", "code": "F15", "fault": "AC over-current (software)", "meaning": "The inverter's software protection has detected excessive current on the AC side (listed in the official manual as 'AC over current fault of software'). Can be triggered by a heavy backup or common load, or by an AC sensing issue.", "fix": null, "homeowner_action": "Note which backup or household loads were operating and reduce only ordinary appliance demand if safe to do so. Do not operate inverter isolators; contact the installer if the trip returns.", "installer_remedy": "Check the connected backup/common load and relevant AC or DC connections against the SG04LP3-AU rating and Chart 7-1. Use the exact model procedure for any restart and escalate a recurring overcurrent.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f15" }, { "brand": "Deye", "code": "F16", "fault": "AC leakage current fault", "meaning": "The residual-current monitor has detected earth-leakage current above its threshold (official manual: 'AC leakage current fault'), which can indicate a PV array insulation problem or moisture in connectors. The manual's listed remedy focuses on the PV-side cable ground connection.", "fix": null, "homeowner_action": "Record the alarm, time and weather conditions. Do not reset the inverter, touch PV cabling or open equipment; arrange a licensed inspection if the alarm persists or returns.", "installer_remedy": "Follow the SG04LP3-AU fault-table checks for the PV earth, insulation or AFCI condition. Locate and rectify the source before returning the system to service; do not bypass a protection function.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f16" }, { "brand": "Deye", "code": "F18", "fault": "AC over-current (hardware)", "meaning": "A hardware-level over-current trip on the AC side (official manual: 'AC over current fault of hardware'), typically from too much load on the backup and/or common-load outputs.", "fix": null, "homeowner_action": "Note which backup or household loads were operating and reduce only ordinary appliance demand if safe to do so. Do not operate inverter isolators; contact the installer if the trip returns.", "installer_remedy": "Check the connected backup/common load and relevant AC or DC connections against the SG04LP3-AU rating and Chart 7-1. Use the exact model procedure for any restart and escalate a recurring overcurrent.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f18" }, { "brand": "Deye", "code": "F20", "fault": "DC over-current (hardware)", "meaning": "A hardware-level over-current trip on the DC side (PV or battery) - official manual: 'DC over current fault of the hardware'. Common when an off-grid/backup system is started into a large load, where inrush current briefly exceeds limits.", "fix": null, "homeowner_action": "Note which backup or household loads were operating and reduce only ordinary appliance demand if safe to do so. Do not operate inverter isolators; contact the installer if the trip returns.", "installer_remedy": "Check the connected backup/common load and relevant AC or DC connections against the SG04LP3-AU rating and Chart 7-1. Use the exact model procedure for any restart and escalate a recurring overcurrent.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f20" }, { "brand": "Deye", "code": "F22", "fault": "Emergency stop / remote shutdown (Tz_EmergStop_Fault)", "meaning": "The inverter has been shut down by a remote-control or emergency-stop signal - it is being commanded off, not failing. The official manual states 'it tells the inverter is remotely controlled'.", "fix": null, "homeowner_action": "Record the exact code, model and time. Do not change installer settings, repeatedly restart the inverter or open equipment; contact the installer if the event remains.", "installer_remedy": "Use Chart 7-1 in the SUN-(5–12)K-SG04LP3-AU manual for the documented check. Preserve settings as found, use only the exact controlled recovery procedure and escalate a persistent event to Deye.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f22" }, { "brand": "Deye", "code": "F23", "fault": "Transient leakage / GFCI over-current (Tz_GFCI_OC_Fault)", "meaning": "A transient earth-leakage (residual-current) over-current event, often linked to PV-side earthing. Confirmed in the official manual as 'Tz_GFCI_OC current is transient over current / leakage current fault'.", "fix": null, "homeowner_action": "Record the alarm, time and weather conditions. Do not reset the inverter, touch PV cabling or open equipment; arrange a licensed inspection if the alarm persists or returns.", "installer_remedy": "Follow the SG04LP3-AU fault-table checks for the PV earth, insulation or AFCI condition. Locate and rectify the source before returning the system to service; do not bypass a protection function.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f23" }, { "brand": "Deye", "code": "F24", "fault": "DC insulation / isolation impedance failure", "meaning": "PV insulation resistance to earth is too low - the array's isolation impedance has dropped (official manual: 'DC insulation failure - PV isolation resistance is too low'), which can mean a damaged cable, water ingress, or a faulty panel/connector.", "fix": null, "homeowner_action": "Record the alarm, time and weather conditions. Do not reset the inverter, touch PV cabling or open equipment; arrange a licensed inspection if the alarm persists or returns.", "installer_remedy": "Follow the SG04LP3-AU fault-table checks for the PV earth, insulation or AFCI condition. Locate and rectify the source before returning the system to service; do not bypass a protection function.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f24" }, { "brand": "Deye", "code": "F26", "fault": "DC busbar unbalanced", "meaning": "The internal DC busbar is unbalanced. The official manual notes it is logged when load across the phases is very uneven, and that it can also indicate DC leakage current.", "fix": null, "homeowner_action": "Record the exact code, model and time. Do not change installer settings, repeatedly restart the inverter or open equipment; contact the installer if the event remains.", "installer_remedy": "Use Chart 7-1 in the SUN-(5–12)K-SG04LP3-AU manual for the documented check. Preserve settings as found, use only the exact controlled recovery procedure and escalate a persistent event to Deye.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f26" }, { "brand": "Deye", "code": "F29", "fault": "Parallel CAN bus fault", "meaning": "A communication fault on the parallel-link (CAN) bus between inverters in a multi-unit/parallel system. The official manual notes it is normal to see this briefly while a parallel system is powering up, and it clears once all units are ON.", "fix": null, "homeowner_action": "Record the exact code, model and time. Do not change installer settings, repeatedly restart the inverter or open equipment; contact the installer if the event remains.", "installer_remedy": "Use Chart 7-1 in the SUN-(5–12)K-SG04LP3-AU manual for the documented check. Preserve settings as found, use only the exact controlled recovery procedure and escalate a persistent event to Deye.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f29" }, { "brand": "Deye", "code": "F34", "fault": "AC overload fault", "meaning": "The connected load exceeds what the inverter can supply (official manual: 'AC Overcurrent fault'), typically on the backup/EPS output. A common owner-facing code when too many appliances run at once on backup power.", "fix": null, "homeowner_action": "Note which backup or household loads were operating and reduce only ordinary appliance demand if safe to do so. Do not operate inverter isolators; contact the installer if the trip returns.", "installer_remedy": "Check the connected backup/common load and relevant AC or DC connections against the SG04LP3-AU rating and Chart 7-1. Use the exact model procedure for any restart and escalate a recurring overcurrent.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f34" }, { "brand": "Deye", "code": "F35", "fault": "No AC grid (AC_NoUtility_Fault)", "meaning": "The inverter cannot detect a valid utility grid - i.e. the grid is absent or out of acceptable voltage/frequency range. Often simply a grid outage or a tripped supply breaker; on three-phase units it can also be caused by incorrect phase rotation/sequence. (Note: this F35 numbering is from deployed/Sunsynk firmware; the current official Deye manuals do not list an F35 - confirm against your unit.)", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f35" }, { "brand": "Deye", "code": "F41", "fault": "Parallel system stop", "meaning": "In a parallel installation, one inverter has shut down, which causes the other paralleled inverters to report F41 and stop as a group (official manual: 'if there is 1 pcs hybrid inverter shutdown, all hybrid inverters will report F41').", "fix": null, "homeowner_action": "Record the exact code, model and time. Do not change installer settings, repeatedly restart the inverter or open equipment; contact the installer if the event remains.", "installer_remedy": "Use Chart 7-1 in the SUN-(5–12)K-SG04LP3-AU manual for the documented check. Preserve settings as found, use only the exact controlled recovery procedure and escalate a persistent event to Deye.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f41" }, { "brand": "Deye", "code": "F42", "fault": "AC line low voltage", "meaning": "Measured grid (AC line) voltage is below the allowed range (official manual: 'AC line low voltage / grid voltage fault'). Frequently a grid-side condition (sagging supply) rather than an inverter fault.", "fix": null, "homeowner_action": "Record the code, time and whether the premises supply appears normal. Do not change the grid profile or protection limits; contact the installer if the event repeats.", "installer_remedy": "Check the measured grid condition and AC connection against Chart 7-1 for the SUN-(5–12)K-SG04LP3-AU. Preserve the approved grid profile and escalate a confirmed supply abnormality through the network process.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f42" }, { "brand": "Deye", "code": "F46", "fault": "Backup battery fault", "meaning": "A fault with the connected battery (or batteries). The official Deye AU and EU manuals decode F46 as 'backup battery fault' and advise checking each battery's status - voltage, SOC and parameter settings - and making sure all parameters match. (Earlier third-party lists mislabelled F46 as 'AC under-voltage'; the decoded official manuals do not support that - treat F46 as a battery fault.)", "fix": null, "homeowner_action": "Record the code and visible battery state in the app. Do not change BMS protocols, voltage limits or battery settings; contact the installer if the alarm does not clear.", "installer_remedy": "Check battery status, configured parameters, voltage and BMS communication against the SG04LP3-AU manual and the exact battery documentation. Correct mismatched setup before escalating a persistent fault.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f46" }, { "brand": "Deye", "code": "F47", "fault": "AC over-frequency", "meaning": "Grid frequency is above the allowed range, so the inverter disconnects per grid-protection (anti-islanding) rules. Usually a grid-side event.", "fix": null, "homeowner_action": "Record the code, time and whether the premises supply appears normal. Do not change the grid profile or protection limits; contact the installer if the event repeats.", "installer_remedy": "Check the measured grid condition and AC connection against Chart 7-1 for the SUN-(5–12)K-SG04LP3-AU. Preserve the approved grid profile and escalate a confirmed supply abnormality through the network process.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f47" }, { "brand": "Deye", "code": "F48", "fault": "AC under-frequency", "meaning": "Grid frequency is below the allowed range, so the inverter disconnects per grid-protection rules (official manual: 'AC lower frequency - grid frequency out of range'). Usually a grid-side event.", "fix": null, "homeowner_action": "Record the code, time and whether the premises supply appears normal. Do not change the grid profile or protection limits; contact the installer if the event repeats.", "installer_remedy": "Check the measured grid condition and AC connection against Chart 7-1 for the SUN-(5–12)K-SG04LP3-AU. Preserve the approved grid profile and escalate a confirmed supply abnormality through the network process.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f48" }, { "brand": "Deye", "code": "F55", "fault": "DC bus voltage too high", "meaning": "The internal DC bus (busbar) voltage is too high (official manual: 'DC busbar voltage is too high - BUS voltage is too high') - typically because battery voltage or PV input voltage is above the allowed range.", "fix": null, "homeowner_action": "Record the code and visible battery state in the app. Do not change BMS protocols, voltage limits or battery settings; contact the installer if the alarm does not clear.", "installer_remedy": "Check battery status, configured parameters, voltage and BMS communication against the SG04LP3-AU manual and the exact battery documentation. Correct mismatched setup before escalating a persistent fault.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f55" }, { "brand": "Deye", "code": "F56", "fault": "DC bus voltage too low", "meaning": "The internal DC bus (busbar) voltage is too low - most often a flat or very low battery, or insufficient PV. Confirmed in the official manual as 'DC busbar voltage is too low - battery voltage low'.", "fix": null, "homeowner_action": "Record the code and visible battery state in the app. Do not change BMS protocols, voltage limits or battery settings; contact the installer if the alarm does not clear.", "installer_remedy": "Check battery status, configured parameters, voltage and BMS communication against the SG04LP3-AU manual and the exact battery documentation. Correct mismatched setup before escalating a persistent fault.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f56" }, { "brand": "Deye", "code": "F58", "fault": "BMS communication fault", "meaning": "Communication between the hybrid inverter and the battery BMS has been lost. The official manual flags it as a fault when the 'BMS_Err-Stop' protection is enabled and the BMS link drops (e.g. wrong comms cable, wrong battery protocol, or a loose RJ45).", "fix": null, "homeowner_action": "Record the code and visible battery state in the app. Do not change BMS protocols, voltage limits or battery settings; contact the installer if the alarm does not clear.", "installer_remedy": "Check battery status, configured parameters, voltage and BMS communication against the SG04LP3-AU manual and the exact battery documentation. Correct mismatched setup before escalating a persistent fault.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f58" }, { "brand": "Deye", "code": "F63", "fault": "ARC fault (AFCI)", "meaning": "The arc-fault detection (AFCI) circuit has detected a possible DC arc on the PV side. The official manual notes this detection is enabled for the US market; many AU units will not raise it.", "fix": null, "homeowner_action": "Record the alarm, time and weather conditions. Do not reset the inverter, touch PV cabling or open equipment; arrange a licensed inspection if the alarm persists or returns.", "installer_remedy": "Follow the SG04LP3-AU fault-table checks for the PV earth, insulation or AFCI condition. Locate and rectify the source before returning the system to service; do not bypass a protection function.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f63" }, { "brand": "Deye", "code": "F64", "fault": "Heat-sink high temperature failure", "meaning": "The inverter's heat sink is too hot and it has shut down to protect itself (official manual: 'Heatsink high temperature failure - heatsink temperature is too high') - usually caused by a hot/poorly ventilated install location or blocked airflow.", "fix": null, "homeowner_action": "Record the exact code, model and time. Do not change installer settings, repeatedly restart the inverter or open equipment; contact the installer if the event remains.", "installer_remedy": "Use Chart 7-1 in the SUN-(5–12)K-SG04LP3-AU manual for the documented check. Preserve settings as found, use only the exact controlled recovery procedure and escalate a persistent event to Deye.", "remedy_sources": [ { "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "label": "SG04LP3-AU manual", "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "deye-sun-sg04lp3-au", "confidence": "family-level", "model_family": "SUN-(5–12)K-SG04LP3-AU", "exact_models": [], "product_role": "three-phase-hybrid-inverter", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": "AU", "region_evidence_note": "The manual is an Australian documentation surface, but no exact-model list was recovered for an installed-unit identity claim.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "deye-sg04lp3-au-manual", "title": "Deye SUN-(5–12)K-SG04LP3-AU hybrid inverter user manual, Chart 7-1", "revision": null, "publication_date": null, "url": "https://www.deyeinverter.com/deyeinverter/2022/04/12/manual-sun-(5-12)k-sg04lp3-au-deye-1.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The remedy is tied to the SG04LP3-AU fault table. Exact model and firmware remain unconfirmed; deployed F08 and F35 entries are excluded." } ], "url": "https://wattbench.ai/deye-inverter-fault-codes#code-f64" }, { "brand": "Enphase", "code": "AC Voltage Out Of Range", "fault": "Grid voltage too high or too low", "meaning": "The microinverter is measuring AC (grid) voltage outside the limits set by its grid profile, so it disconnects and stops exporting until the grid settles back within range. In Australia high readings are extremely common on long suburban streets at midday when lots of solar is exporting and pushing local voltage up.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/enphase-microinverter-error-codes#code-ac-voltage-out-of-range" }, { "brand": "Enphase", "code": "AC Frequency Out Of Range", "fault": "Grid frequency too high or too low", "meaning": "The microinverter is measuring a grid frequency outside its safe operating band (nominal 50 Hz in Australia) and goes offline as required by grid-protection rules. It must stay off until the grid has been continuously within limits for a set period; if frequency strays again during that window, the timer restarts.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/enphase-microinverter-error-codes#code-ac-frequency-out-of-range" }, { "brand": "Enphase", "code": "Grid Gone", "fault": "No grid / AC supply detected", "meaning": "The microinverter has disconnected from the grid/mains because it cannot detect a valid supply, so it shuts down. Enphase units are anti-islanding by design and will not produce power without a stable grid present. This appears during a blackout, or when an AC isolator, breaker or RCD on the solar circuit has been switched off.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/enphase-microinverter-error-codes#code-grid-gone" }, { "brand": "Enphase", "code": "DC Voltage Too Low", "fault": "Not enough DC input from the panel", "meaning": "The microinverter is seeing DC input voltage from its solar module below the level needed to operate. This is completely normal early morning, late evening, in heavy shade, or on very overcast days. If it appears in good daylight, it can indicate a poor or broken DC connection between the panel and the microinverter, or, on a new system, that a grid profile still needs to be applied at commissioning before the units will produce.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/enphase-microinverter-error-codes#code-dc-voltage-too-low" }, { "brand": "Enphase", "code": "DC Power Too Low", "fault": "Panel producing too little power", "meaning": "Closely related to DC Voltage Too Low. The microinverter is measuring DC power below its operating threshold. Most often this is just low light (dawn, dusk, shade, cloud). If it occurs in full sun, it can point to a shaded, soiled or underperforming panel, or a degraded DC connection.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/enphase-microinverter-error-codes#code-dc-power-too-low" }, { "brand": "Enphase", "code": "DC Voltage Too High", "fault": "Too much DC input from the panel", "meaning": "The microinverter reports DC input voltage from the solar module above its rated maximum. On a correctly matched panel/microinverter pairing this is unusual and generally suggests a microinverter malfunction or a module/wiring mismatch.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/enphase-microinverter-error-codes#code-dc-voltage-too-high" }, { "brand": "Enphase", "code": "GFI Tripped", "fault": "Ground-fault current detected", "meaning": "The microinverter's built-in ground-fault (GFI) sensor has detected leakage current to earth during normal operation and has opened the circuit to protect against a fault. It can be triggered by moisture/weather, but a persistent trip points to damaged module insulation (such as cracked module glass), a damaged connector or cable, or water ingress.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/enphase-microinverter-error-codes#code-gfi-tripped" }, { "brand": "Enphase", "code": "DC Resistance Low - Power Off", "fault": "Insulation resistance to earth too low", "meaning": "An insulation-resistance (IR) sensor in the microinverter measures the resistance to earth from the positive and negative DC inputs. If it drops below the acceptable threshold (around 7 kΩ on IQ units), the unit stops producing and latches off. On IQ8 units this shows as a solid red status LED (after DC power has been cycled), and the gateway keeps reporting the fault until it is cleared. Common causes are moisture ingress, damaged cabling/connectors, or degraded module insulation.", "fix": null, "homeowner_action": "Record the event, affected panel and weather conditions. Do not go onto the roof, reset the device or touch array wiring; contact the installer because the IQ8 remains power-off for this condition.", "installer_remedy": "Use the IQ8 manual's DC-resistance troubleshooting path to inspect the affected module and DC connection under safe isolation. Rectify the insulation condition before clearing the event or returning the unit to service.", "remedy_sources": [ { "title": "Enphase IQ8 Series microinverter installation and operation manual, IOM-00068-3.0-EN, May 2026", "label": "IQ8 manual", "url": "https://enphase.com/download/iq8-series-microinverter-installation-and-operation-manual", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "enphase-iq8-series", "confidence": "family-level", "model_family": "IQ8 Series", "exact_models": [], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "enphase-iq8-manual", "title": "Enphase IQ8 Series microinverter installation and operation manual, IOM-00068-3.0-EN, May 2026", "revision": "IOM-00068-3.0-EN", "publication_date": null, "url": "https://enphase.com/download/iq8-series-microinverter-installation-and-operation-manual" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Only the IQ8 manual-backed condition resolves to this family. Exact models, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/enphase-microinverter-error-codes#code-dc-resistance-low-power-off" }, { "brand": "Enphase", "code": "Over Temperature / Critical Temperature", "fault": "Microinverter running too hot", "meaning": "An internal temperature measurement inside the microinverter is above its normal range. To protect itself it automatically reduces (derates) its power output, and in extreme cases shuts down, until it cools; full power resumes once the temperature falls to an acceptable level. Note this is an internal reading, not ambient air temperature (IQ8 units run at full power up to about 50 °C ambient and derate above that). It can be driven by very high roof temperatures or restricted airflow behind the panel.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/enphase-microinverter-error-codes#code-over-temperature-critical-temperature" }, { "brand": "Enphase", "code": "Microinverter Failed to Report", "fault": "Gateway has lost contact with a microinverter", "meaning": "The IQ Gateway is no longer receiving data from one or more microinverters over the powerline communication (PLC) link, so the panel shows grey (not reporting). It can be caused by powerline-communication interference (e.g. a surge strip, noise source, or the gateway being plugged into a power board rather than a wall outlet), a tripped solar breaker/isolator, an AC wiring issue, or a failed unit. It does not necessarily mean the panel has stopped producing.", "fix": null, "homeowner_action": "Check the affected panel's last-report time in the Enphase app and wait for a short-lived communication interruption to clear. If it remains beyond 24 hours, contact the installer; do not operate solar breakers.", "installer_remedy": "Follow Enphase's microinverter-not-reporting workflow, separating power-line communication interference from AC, wiring or device faults. Document the result before replacement or warranty escalation.", "remedy_sources": [ { "title": "Enphase troubleshooting and support: Gateway and microinverter not reporting", "label": "Current troubleshooting", "url": "https://enphase.com/learn/home-energy/using-your-system/troubleshooting-and-support", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "enphase-current-monitoring-guidance", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "gateway", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "enphase-current-troubleshooting", "title": "Enphase troubleshooting and support: Gateway and microinverter not reporting", "revision": null, "publication_date": null, "url": "https://enphase.com/learn/home-energy/using-your-system/troubleshooting-and-support" }, "live_status_source_ids": [], "scope_note": "Current monitoring guidance only. Exact IQ microinverter or Gateway family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/enphase-microinverter-error-codes#code-microinverter-failed-to-report" }, { "brand": "Enphase", "code": "Microinverter Not Detected / Not Found", "fault": "New microinverter not discovered during commissioning", "meaning": "During or after installation the IQ Gateway / Enphase Installer App cannot find a microinverter to add it to the system. This is a commissioning-stage condition (the device shows as \"not discovered\") rather than a logged operational fault, and usually means the unit isn't yet powered, hasn't been given time to be discovered, or its serial wasn't scanned correctly.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/enphase-microinverter-error-codes#code-microinverter-not-detected-not-found" }, { "brand": "Enphase", "code": "Device Produced No Power", "fault": "No energy generated in the last 24 hours", "meaning": "A microinverter that previously produced has generated no power within the last 24 hours. Causes range across the grid (a profile/voltage/frequency condition keeping it off), the AC side (a tripped breaker or isolator), or a failed unit.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/enphase-microinverter-error-codes#code-device-produced-no-power" }, { "brand": "Enphase", "code": "Gateway / Envoy Not Reporting", "fault": "IQ Gateway not sending data to Enphase", "meaning": "The IQ Gateway (Envoy) itself has stopped uploading data to the Enphase cloud, so the whole system appears offline in the app. This is almost always an internet/connectivity problem (router, Wi-Fi, or the gateway's own connection) rather than a solar production fault. Your panels may still be generating normally.", "fix": null, "homeowner_action": "Confirm the home internet is working and follow the Gateway Not Reporting steps presented in the Enphase app. This monitoring fault does not by itself prove that solar production has stopped.", "installer_remedy": "Confirm gateway power and its Wi-Fi or Ethernet path, then use the current Enphase gateway reconnection workflow. Escalate if the gateway remains offline after the documented connectivity checks.", "remedy_sources": [ { "title": "Enphase troubleshooting and support: Gateway and microinverter not reporting", "label": "Current troubleshooting", "url": "https://enphase.com/learn/home-energy/using-your-system/troubleshooting-and-support", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "enphase-current-monitoring-guidance", "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "gateway", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "enphase-current-troubleshooting", "title": "Enphase troubleshooting and support: Gateway and microinverter not reporting", "revision": null, "publication_date": null, "url": "https://enphase.com/learn/home-energy/using-your-system/troubleshooting-and-support" }, "live_status_source_ids": [], "scope_note": "Current monitoring guidance only. Exact IQ microinverter or Gateway family, Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/enphase-microinverter-error-codes#code-gateway-envoy-not-reporting" }, { "brand": "Sigenergy", "code": "1002", "fault": "Low insulation resistance (ISO fault)", "meaning": "The inverter has measured low insulation resistance on the PV (DC) side, meaning the system is detecting a possible leakage path to earth. Common triggers are moisture ingress in a connector or cable, a damaged DC cable, or a string partially shorting to the protective earth (PE). It often appears in the early morning when humidity is highest and may self-clear as things dry out.", "fix": null, "homeowner_action": "Record the alarm, sub-ID, time and weather conditions. Keep clear of PV wiring and do not operate isolators; contact your installer if the low-insulation alarm persists or repeats.", "installer_remedy": "Under the approved safe-isolation procedure, check the identified DC cable for short circuit, damage and positive- or negative-to-earth faults. Verify the ISO threshold against local requirements and submit app feedback if the alarm remains.", "remedy_sources": [ { "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "label": "Alarm List v05", "url": "https://www.sigenergy.com/au/support/files/642", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sigenergy-sigenstor-alarm-list-v05", "confidence": "family-level", "model_family": "SigenStor", "exact_models": [], "product_role": "integrated-energy-storage-system", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The alarm list is published on Sigenergy's Australian support surface, but does not bind these alarms to a nameplate-exact AU model in the library.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "sigenergy-alarm-list-v05", "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "revision": "Version 05", "publication_date": "2025-10-24", "url": "https://www.sigenergy.com/au/support/files/642" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "The Australian alarm list supports SigenStor family guidance and the official AU product surface describes SigenStor as an integrated energy-storage system. Exact model, installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/sigenergy-sigenstor-fault-codes#code-1002" }, { "brand": "Sigenergy", "code": "1003", "fault": "Inverter over-temperature", "meaning": "The inverter has exceeded its safe internal operating temperature and has throttled or shut down to protect itself. Usual causes are high ambient temperature, the unit sitting in direct sun, or restricted airflow/poor ventilation around the tower.", "fix": null, "homeowner_action": "From a safe position, check that external ventilation is not visibly obstructed and note whether the unit is in direct sun. Allow it to cool; do not open the enclosure and contact your installer if it persists.", "installer_remedy": "Check ventilation and direct-sun exposure against the installation requirements. The unit should restart after temperature returns to normal; submit app feedback if the alarm remains under compliant conditions.", "remedy_sources": [ { "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "label": "Alarm List v05", "url": "https://www.sigenergy.com/au/support/files/642", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sigenergy-sigenstor-alarm-list-v05", "confidence": "family-level", "model_family": "SigenStor", "exact_models": [], "product_role": "integrated-energy-storage-system", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The alarm list is published on Sigenergy's Australian support surface, but does not bind these alarms to a nameplate-exact AU model in the library.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "sigenergy-alarm-list-v05", "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "revision": "Version 05", "publication_date": "2025-10-24", "url": "https://www.sigenergy.com/au/support/files/642" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "The Australian alarm list supports SigenStor family guidance and the official AU product surface describes SigenStor as an integrated energy-storage system. Exact model, installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/sigenergy-sigenstor-fault-codes#code-1003" }, { "brand": "Sigenergy", "code": "1006", "fault": "String input overvoltage (PV)", "meaning": "The DC voltage from a PV string (the sub-ID identifies which string: e.g. ID1 = String 1) is above the inverter's maximum allowed input voltage. This almost always means too many panels were wired in series for that string, and the problem shows up worst on cold, bright mornings when panel voltage peaks.", "fix": null, "homeowner_action": "Leave the SigenStor and PV wiring alone, record the alarm and string sub-ID, and contact your installer promptly. Do not reset the system or operate isolators to test whether it clears.", "installer_remedy": "Under the approved safe-isolation procedure, measure the identified string voltage and compare it with the exact product limit and string design. Reduce the series module count if required before reconnection and submit app feedback if the alarm remains.", "remedy_sources": [ { "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "label": "Alarm List v05", "url": "https://www.sigenergy.com/au/support/files/642", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sigenergy-sigenstor-alarm-list-v05", "confidence": "family-level", "model_family": "SigenStor", "exact_models": [], "product_role": "integrated-energy-storage-system", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The alarm list is published on Sigenergy's Australian support surface, but does not bind these alarms to a nameplate-exact AU model in the library.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "sigenergy-alarm-list-v05", "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "revision": "Version 05", "publication_date": "2025-10-24", "url": "https://www.sigenergy.com/au/support/files/642" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "The Australian alarm list supports SigenStor family guidance and the official AU product surface describes SigenStor as an integrated energy-storage system. Exact model, installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/sigenergy-sigenstor-fault-codes#code-1006" }, { "brand": "Sigenergy", "code": "1009", "fault": "AFCI fault (DC arc detected)", "meaning": "The arc-fault circuit interrupter has detected what looks like an electrical arc on a PV string (the sub-ID flags which string). This is a genuine fire-safety feature. Arcs are usually caused by a damaged DC cable, a loose or corroded connector, or a poor contact at a string terminal.", "fix": null, "homeowner_action": "Treat the arc alarm as urgent: record the string sub-ID, keep clear of the equipment and contact your installer. Do not clear the alarm, operate isolators or touch PV connectors or wiring.", "installer_remedy": "Disconnect the PV DC supply under the approved safe-isolation procedure, then inspect the identified string's cables, connectors and terminations for damage, looseness or burning. Rectify the cause before clearing the alarm in the app; submit support feedback if it remains.", "remedy_sources": [ { "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "label": "Alarm List v05", "url": "https://www.sigenergy.com/au/support/files/642", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sigenergy-sigenstor-alarm-list-v05", "confidence": "family-level", "model_family": "SigenStor", "exact_models": [], "product_role": "integrated-energy-storage-system", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The alarm list is published on Sigenergy's Australian support surface, but does not bind these alarms to a nameplate-exact AU model in the library.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "sigenergy-alarm-list-v05", "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "revision": "Version 05", "publication_date": "2025-10-24", "url": "https://www.sigenergy.com/au/support/files/642" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "The Australian alarm list supports SigenStor family guidance and the official AU product surface describes SigenStor as an integrated energy-storage system. Exact model, installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/sigenergy-sigenstor-fault-codes#code-1009" }, { "brand": "Sigenergy", "code": "1010", "fault": "Grid power outage / grid power failure lock", "meaning": "The inverter has detected that the grid has gone away, either an actual blackout or the AC isolator/main switch being turned off (ID1). A persistent or repeated loss can put the system into a grid-failure lock state (ID2). With backup configured, the system transfers to battery/backup; otherwise it stops exporting and waits.", "fix": null, "homeowner_action": "Check whether the property and neighbourhood have grid supply, then record the alarm and sub-ID. The system should reconnect automatically; contact your installer if normal supply is present but the alarm remains locked.", "installer_remedy": "Verify reliable grid supply, AC switch and circuit-breaker state, and whether off-grid operation is correctly enabled. Clear the ID2 lock in the app only after the site condition is confirmed safe; submit feedback if it remains.", "remedy_sources": [ { "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "label": "Alarm List v05", "url": "https://www.sigenergy.com/au/support/files/642", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sigenergy-sigenstor-alarm-list-v05", "confidence": "family-level", "model_family": "SigenStor", "exact_models": [], "product_role": "integrated-energy-storage-system", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The alarm list is published on Sigenergy's Australian support surface, but does not bind these alarms to a nameplate-exact AU model in the library.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "sigenergy-alarm-list-v05", "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "revision": "Version 05", "publication_date": "2025-10-24", "url": "https://www.sigenergy.com/au/support/files/642" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "The Australian alarm list supports SigenStor family guidance and the official AU product surface describes SigenStor as an integrated energy-storage system. Exact model, installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/sigenergy-sigenstor-fault-codes#code-1010" }, { "brand": "Sigenergy", "code": "1011", "fault": "Grid overvoltage (Level I / II / III)", "meaning": "The grid voltage at your connection point has risen above the allowed protection threshold, so the inverter disconnects to protect itself and comply with grid rules. Level I is mildest, Level III most severe. This is one of the most common alarms in Australia, especially around midday in areas with lots of rooftop solar pushing voltage up.", "fix": null, "homeowner_action": "Record the alarm, sub-ID and time, then wait for automatic recovery when the grid returns to range. Contact your installer if the alarm persists or repeats; do not change protection settings.", "installer_remedy": "Measure the actual grid voltage and compare it with the approved protection settings. Preserve the commissioned profile, contact the grid operator if supply is abnormal and change protection only with operator consent; submit app feedback if the alarm persists.", "remedy_sources": [ { "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "label": "Alarm List v05", "url": "https://www.sigenergy.com/au/support/files/642", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sigenergy-sigenstor-alarm-list-v05", "confidence": "family-level", "model_family": "SigenStor", "exact_models": [], "product_role": "integrated-energy-storage-system", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The alarm list is published on Sigenergy's Australian support surface, but does not bind these alarms to a nameplate-exact AU model in the library.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "sigenergy-alarm-list-v05", "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "revision": "Version 05", "publication_date": "2025-10-24", "url": "https://www.sigenergy.com/au/support/files/642" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "The Australian alarm list supports SigenStor family guidance and the official AU product surface describes SigenStor as an integrated energy-storage system. Exact model, installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/sigenergy-sigenstor-fault-codes#code-1011" }, { "brand": "Sigenergy", "code": "1012", "fault": "Grid undervoltage (Level I / II / III)", "meaning": "The grid voltage has dropped below the protection threshold, so the inverter disconnects until it recovers. It usually reflects a weak or sagging grid supply rather than an inverter fault, and is more common on long rural feeders or during high-demand periods.", "fix": null, "homeowner_action": "Record the alarm, sub-ID and time, then wait for automatic recovery when the grid returns to range. Contact your installer if the alarm persists or repeats; do not change protection settings.", "installer_remedy": "Measure the actual grid voltage and compare it with the approved protection settings. Preserve the commissioned profile, contact the grid operator if supply is abnormal and change protection only with operator consent; submit app feedback if the alarm persists.", "remedy_sources": [ { "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "label": "Alarm List v05", "url": "https://www.sigenergy.com/au/support/files/642", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sigenergy-sigenstor-alarm-list-v05", "confidence": "family-level", "model_family": "SigenStor", "exact_models": [], "product_role": "integrated-energy-storage-system", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The alarm list is published on Sigenergy's Australian support surface, but does not bind these alarms to a nameplate-exact AU model in the library.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "sigenergy-alarm-list-v05", "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "revision": "Version 05", "publication_date": "2025-10-24", "url": "https://www.sigenergy.com/au/support/files/642" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "The Australian alarm list supports SigenStor family guidance and the official AU product surface describes SigenStor as an integrated energy-storage system. Exact model, installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/sigenergy-sigenstor-fault-codes#code-1012" }, { "brand": "Sigenergy", "code": "1013", "fault": "Grid overfrequency (Level I / II / III)", "meaning": "The grid frequency has risen above the allowed threshold and the inverter has disconnected per grid protection rules. This is a grid-side condition, not an internal fault, and usually clears within seconds.", "fix": null, "homeowner_action": "Record the alarm, sub-ID and time, then wait for automatic recovery when the grid returns to range. Contact your installer if the alarm persists or repeats; do not change protection settings.", "installer_remedy": "Measure the actual grid frequency and compare it with the approved protection settings. Preserve the commissioned profile, contact the grid operator if supply is abnormal and submit app feedback if the alarm persists.", "remedy_sources": [ { "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "label": "Alarm List v05", "url": "https://www.sigenergy.com/au/support/files/642", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sigenergy-sigenstor-alarm-list-v05", "confidence": "family-level", "model_family": "SigenStor", "exact_models": [], "product_role": "integrated-energy-storage-system", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The alarm list is published on Sigenergy's Australian support surface, but does not bind these alarms to a nameplate-exact AU model in the library.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "sigenergy-alarm-list-v05", "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "revision": "Version 05", "publication_date": "2025-10-24", "url": "https://www.sigenergy.com/au/support/files/642" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "The Australian alarm list supports SigenStor family guidance and the official AU product surface describes SigenStor as an integrated energy-storage system. Exact model, installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/sigenergy-sigenstor-fault-codes#code-1013" }, { "brand": "Sigenergy", "code": "1014", "fault": "Grid underfrequency (Level I / II / III)", "meaning": "The grid frequency has fallen below the allowed threshold and the inverter has disconnected to comply with grid protection requirements. Like overfrequency, it is a grid-side event that normally clears within seconds.", "fix": null, "homeowner_action": "Record the alarm, sub-ID and time, then wait for automatic recovery when the grid returns to range. Contact your installer if the alarm persists or repeats; do not change protection settings.", "installer_remedy": "Measure the actual grid frequency and compare it with the approved protection settings. Preserve the commissioned profile, contact the grid operator if supply is abnormal and submit app feedback if the alarm persists.", "remedy_sources": [ { "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "label": "Alarm List v05", "url": "https://www.sigenergy.com/au/support/files/642", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sigenergy-sigenstor-alarm-list-v05", "confidence": "family-level", "model_family": "SigenStor", "exact_models": [], "product_role": "integrated-energy-storage-system", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The alarm list is published on Sigenergy's Australian support surface, but does not bind these alarms to a nameplate-exact AU model in the library.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "sigenergy-alarm-list-v05", "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "revision": "Version 05", "publication_date": "2025-10-24", "url": "https://www.sigenergy.com/au/support/files/642" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "The Australian alarm list supports SigenStor family guidance and the official AU product surface describes SigenStor as an integrated energy-storage system. Exact model, installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/sigenergy-sigenstor-fault-codes#code-1014" }, { "brand": "Sigenergy", "code": "1017", "fault": "Leak current out of limit", "meaning": "The inverter has measured residual/leakage current above its safety threshold. It is often transient, caused by damp conditions or a momentary disturbance, and the system typically recovers once the environment settles.", "fix": null, "homeowner_action": "Record the alarm, sub-ID, time and conditions, then allow the system's automatic recovery. Do not reset or open the unit; contact your installer if the alarm is frequent or prolonged.", "installer_remedy": "Preserve the alarm history and conditions and allow the documented automatic recovery. For a frequent or prolonged leakage-current alarm, submit support feedback and follow only the resulting manufacturer-directed diagnostic path.", "remedy_sources": [ { "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "label": "Alarm List v05", "url": "https://www.sigenergy.com/au/support/files/642", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sigenergy-sigenstor-alarm-list-v05", "confidence": "family-level", "model_family": "SigenStor", "exact_models": [], "product_role": "integrated-energy-storage-system", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The alarm list is published on Sigenergy's Australian support surface, but does not bind these alarms to a nameplate-exact AU model in the library.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "sigenergy-alarm-list-v05", "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "revision": "Version 05", "publication_date": "2025-10-24", "url": "https://www.sigenergy.com/au/support/files/642" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "The Australian alarm list supports SigenStor family guidance and the official AU product surface describes SigenStor as an integrated energy-storage system. Exact model, installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/sigenergy-sigenstor-fault-codes#code-1017" }, { "brand": "Sigenergy", "code": "1018", "fault": "Communication fault (4G / CAN / meter / gateway)", "meaning": "A communication link inside the system has dropped: for example the 4G/monitoring module (ID1), the battery CAN bus (ID2), the energy meter (ID3), or the gateway (ID4). The sub-ID identifies which link. Monitoring or energy-management features may stop working while it is active even if power flow continues.", "fix": null, "homeowner_action": "Record the alarm and sub-ID shown in mySigen, because it identifies the affected 4G, CAN, meter or gateway link. Do not open the enclosure; use app support if the alarm persists.", "installer_remedy": "Match the sub-ID to the affected link: check 4G service and dongle status, use the documented controlled restart for CAN, or inspect the specified meter or gateway communication port. Submit app feedback if communication does not recover.", "remedy_sources": [ { "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "label": "Alarm List v05", "url": "https://www.sigenergy.com/au/support/files/642", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sigenergy-sigenstor-alarm-list-v05", "confidence": "family-level", "model_family": "SigenStor", "exact_models": [], "product_role": "integrated-energy-storage-system", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The alarm list is published on Sigenergy's Australian support surface, but does not bind these alarms to a nameplate-exact AU model in the library.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "sigenergy-alarm-list-v05", "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "revision": "Version 05", "publication_date": "2025-10-24", "url": "https://www.sigenergy.com/au/support/files/642" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "The Australian alarm list supports SigenStor family guidance and the official AU product surface describes SigenStor as an integrated energy-storage system. Exact model, installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/sigenergy-sigenstor-fault-codes#code-1018" }, { "brand": "Sigenergy", "code": "1022", "fault": "EPO / emergency stop activated", "meaning": "The emergency power-off (EPO) input has been triggered, typically because someone pressed the emergency-stop button (or, on some installs, a shutdown command in the mySigen app). The system stays shut down for safety until the EPO is released.", "fix": null, "homeowner_action": "If emergency stop was activated for a hazard, leave the system stopped and keep people clear. After a competent person confirms the site is safe, follow the exact installed emergency-stop control instructions or contact your installer.", "installer_remedy": "Establish why EPO was activated and confirm the site is safe before restoration. Reset only through the documented installed emergency-stop or app control, then submit app feedback if the alarm does not clear.", "remedy_sources": [ { "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "label": "Alarm List v05", "url": "https://www.sigenergy.com/au/support/files/642", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sigenergy-sigenstor-alarm-list-v05", "confidence": "family-level", "model_family": "SigenStor", "exact_models": [], "product_role": "integrated-energy-storage-system", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The alarm list is published on Sigenergy's Australian support surface, but does not bind these alarms to a nameplate-exact AU model in the library.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "sigenergy-alarm-list-v05", "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "revision": "Version 05", "publication_date": "2025-10-24", "url": "https://www.sigenergy.com/au/support/files/642" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "The Australian alarm list supports SigenStor family guidance and the official AU product surface describes SigenStor as an integrated energy-storage system. Exact model, installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/sigenergy-sigenstor-fault-codes#code-1022" }, { "brand": "Sigenergy", "code": "1023", "fault": "Neutral disconnected / abnormal AC wiring", "meaning": "The inverter has detected a problem with the AC wiring, most commonly a neutral conductor that is disconnected or has worked loose inside the inverter (ID1), or otherwise abnormal AC wiring (ID2). A poor neutral connection can be a safety hazard.", "fix": null, "homeowner_action": "Do not reset the system, operate electrical switches or touch AC wiring. Record the alarm and sub-ID and arrange attendance by your installer or a licensed electrician.", "installer_remedy": "Place the system in standby or shutdown through the documented app procedure, isolate the grid supply and inspect the neutral connection under safe isolation. Rectify the loose or disconnected neutral, then restore and start the system through the manufacturer sequence.", "remedy_sources": [ { "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "label": "Alarm List v05", "url": "https://www.sigenergy.com/au/support/files/642", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sigenergy-sigenstor-alarm-list-v05", "confidence": "family-level", "model_family": "SigenStor", "exact_models": [], "product_role": "integrated-energy-storage-system", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The alarm list is published on Sigenergy's Australian support surface, but does not bind these alarms to a nameplate-exact AU model in the library.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "sigenergy-alarm-list-v05", "title": "Sigenergy Alarm List Version 05 (2025-10-24), official AU", "revision": "Version 05", "publication_date": "2025-10-24", "url": "https://www.sigenergy.com/au/support/files/642" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "The Australian alarm list supports SigenStor family guidance and the official AU product surface describes SigenStor as an integrated energy-storage system. Exact model, installed regional variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/sigenergy-sigenstor-fault-codes#code-1023" }, { "brand": "Tesla", "code": "Breaker Open", "fault": "Powerwall breaker is open / off", "meaning": "The AC circuit breaker that connects your Powerwall to your home is in the open (off) position, so the Powerwall is disconnected and can't charge or store energy. Left like this, the battery can slowly drain its reserve and may eventually need a service visit.", "fix": null, "homeowner_action": "Record the alert and use Tesla's in-app troubleshooting only when conditions are safe. Do not troubleshoot during an outage, extreme weather or if there is heat damage; if the breaker will not stay closed, contact your installer or Tesla.", "installer_remedy": "Follow Tesla's guided breaker-open troubleshooting for the exact installed configuration. If the breaker trips again or any heat damage is present, stop resetting and inspect the system under the authorised service procedure.", "remedy_sources": [ { "title": "System Alerts and Notifications | Tesla Support", "label": "System alerts", "url": "https://www.tesla.com/support/energy/powerwall/own/system-alerts-notifications", "tier": "Manufacturer" }, { "title": "Troubleshooting Your Powerwall | Tesla Support", "label": "Powerwall troubleshooting", "url": "https://www.tesla.com/support/energy/powerwall/own/troubleshooting", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/tesla-powerwall-alert-codes#code-breaker-open" }, { "brand": "Tesla", "code": "Powerwall Overloaded", "fault": "Powerwall is overloaded: reduce load", "meaning": "During a grid outage your home is drawing more power than the Powerwall can supply at once (for example several high-draw appliances running together), so Powerwall has stopped supplying power to protect itself.", "fix": null, "homeowner_action": "Reduce high-power household loads and wait for Powerwall's automatic retry. If it repeatedly overloads with only essential loads running, record the alert and contact your installer.", "installer_remedy": "Confirm the loads present at each overload and compare them with the commissioned backup configuration. If overloads recur under the expected load, follow Tesla's system troubleshooting path rather than repeatedly restarting it.", "remedy_sources": [ { "title": "System Alerts and Notifications | Tesla Support", "label": "System alerts", "url": "https://www.tesla.com/support/energy/powerwall/own/system-alerts-notifications", "tier": "Manufacturer" }, { "title": "Best Practices During Power Outages | Tesla Support", "label": "Outage practices", "url": "https://www.tesla.com/support/energy/powerwall/own/best-practices-during-power-outages", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/tesla-powerwall-alert-codes#code-powerwall-overloaded" }, { "brand": "Tesla", "code": "Powerwall Inactive", "fault": "Powerwall has stopped powering the home (inactive)", "meaning": "Powerwall has entered an inactive state, commonly after running very low on energy during an outage or after repeated overloads, and is no longer supplying your home. Tesla notes that when low, if the remaining energy decreases by more than about 2.5% it becomes inactive and waits for the next hour to try charging again.", "fix": null, "homeowner_action": "Reduce household load and, when daylight or grid power is available, follow the Tesla app's Powerwall Inactive prompt. Do not restart during unsafe weather or if equipment shows heat damage; contact Tesla support if it remains inactive.", "installer_remedy": "Review the outage and energy history, then use Tesla's documented app recovery path when charging energy is available. If the system does not recover, follow the exact Gateway or Backup Switch troubleshooting procedure and escalate to Tesla.", "remedy_sources": [ { "title": "Troubleshooting Your Powerwall | Tesla Support", "label": "Powerwall troubleshooting", "url": "https://www.tesla.com/support/energy/powerwall/own/troubleshooting", "tier": "Manufacturer" }, { "title": "Best Practices During Power Outages | Tesla Support", "label": "Outage practices", "url": "https://www.tesla.com/support/energy/powerwall/own/best-practices-during-power-outages", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/tesla-powerwall-alert-codes#code-powerwall-inactive" }, { "brand": "Tesla", "code": "Powerwall Low on Energy", "fault": "Powerwall is low on energy", "meaning": "Battery charge is getting low (typically during a grid outage). Backup time is limited and will run out sooner if your usage stays high.", "fix": null, "homeowner_action": "Reduce non-essential and high-power household loads to extend backup time. No electrical work is required; Powerwall will continue managing the remaining energy while the grid is unavailable.", "installer_remedy": "Confirm this is a low-energy outage notification rather than a hardware fault. Help the owner reduce backup loads and review reserve or backup expectations after service is restored if the event exposed a commissioning issue.", "remedy_sources": [ { "title": "System Alerts and Notifications | Tesla Support", "label": "System alerts", "url": "https://www.tesla.com/support/energy/powerwall/own/system-alerts-notifications", "tier": "Manufacturer" }, { "title": "Best Practices During Power Outages | Tesla Support", "label": "Outage practices", "url": "https://www.tesla.com/support/energy/powerwall/own/best-practices-during-power-outages", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/tesla-powerwall-alert-codes#code-powerwall-low-on-energy" }, { "brand": "Tesla", "code": "Powerwall Energy Very Low", "fault": "Powerwall energy very low: limited backup remaining", "meaning": "The battery is nearly empty during an outage and may fully discharge if usage isn't cut back. Tesla's wording is along the lines of 'Powerwall energy is very low, and you will have limited backup time remaining.' Once it gets too low it stops providing power to protect the cells.", "fix": null, "homeowner_action": "Immediately reduce use to essential loads and allow Powerwall to preserve its remaining energy. Wait for grid return or sufficient solar recharge; do not operate electrical equipment to force a restart.", "installer_remedy": "Confirm the state follows an outage and depleted energy, then review the backup-load history. If Powerwall does not resume after grid return or adequate solar, continue with Tesla's documented troubleshooting path.", "remedy_sources": [ { "title": "System Alerts and Notifications | Tesla Support", "label": "System alerts", "url": "https://www.tesla.com/support/energy/powerwall/own/system-alerts-notifications", "tier": "Manufacturer" }, { "title": "Best Practices During Power Outages | Tesla Support", "label": "Outage practices", "url": "https://www.tesla.com/support/energy/powerwall/own/best-practices-during-power-outages", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/tesla-powerwall-alert-codes#code-powerwall-energy-very-low" }, { "brand": "Tesla", "code": "Powerwall Stopped (Discharged)", "fault": "Powerwall too low and stopped powering the home", "meaning": "The battery dropped to its minimum and has stopped supplying power to protect the cells. Tesla documents that if an outage occurs while stored energy is below about 5% you immediately lose backup and Powerwall saves the remaining energy to recharge from solar the next morning; separately, once a Powerwall drops below roughly 10% during an outage it enters standby and stops providing power. Either way this is normal protective behaviour, not a fault.", "fix": null, "homeowner_action": "Keep household loads to a minimum and wait for grid return or sufficient daytime solar recharge. This is a protective low-energy state; contact Tesla support if Powerwall does not resume when charging energy is available.", "installer_remedy": "Confirm the system stopped after depleted backup energy and review the outage history. If normal grid or sufficient solar is available but recovery does not occur, follow Tesla's documented restart and support path for the installed Gateway or Backup Switch.", "remedy_sources": [ { "title": "Best Practices During Power Outages | Tesla Support", "label": "Outage practices", "url": "https://www.tesla.com/support/energy/powerwall/own/best-practices-during-power-outages", "tier": "Manufacturer" }, { "title": "Troubleshooting Your Powerwall | Tesla Support", "label": "Powerwall troubleshooting", "url": "https://www.tesla.com/support/energy/powerwall/own/troubleshooting", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/tesla-powerwall-alert-codes#code-powerwall-stopped-discharged" }, { "brand": "Tesla", "code": "Rapid Shutdown (RSD) Initiated", "fault": "Rapid shutdown triggered: Powerwall won't power home", "meaning": "The rapid-shutdown safety circuit has been triggered, so Powerwall will not power your home. Tesla's alert typically reads 'Rapid Shutdown Initiated. Check AC breaker and low-voltage rapid shutdown circuit.' This is a safety function tied to the AC breaker and the low-voltage RSD wiring, not a simple consumer button you reset.", "fix": null, "homeowner_action": "Leave the system in its safe state, record the alert and contact your installer or Tesla. Do not bypass, reset or alter the rapid-shutdown circuit or its wiring.", "installer_remedy": "Identify whether the installed system follows the Powerwall+ / Tesla Solar Inverter or Powerwall 3 rapid-shutdown design, then inspect and restore only through that exact Tesla procedure. Never bypass the safety circuit.", "remedy_sources": [ { "title": "Powerwall+ / Tesla Solar Inverter Rapid Shutdown (RSD) Initiated, Tesla Energy Library", "label": "Powerwall+ RSD", "url": "https://energylibrary.tesla.com/docs/Public/EnergyStorage/Powerwall/2/TroubleshootingManual/SetupAndInstall/en-au/GUID-9C421361-EF3F-4BC8-9380-54D8B81911F6.html", "tier": "Manufacturer" }, { "title": "Powerwall 3 Rapid Shutdown (RSD) Initiated, Tesla Energy Library", "label": "Powerwall 3 RSD", "url": "https://energylibrary.tesla.com/docs/Public/EnergyStorage/Powerwall/3/DeviceSetupGuide/en-au/GUID-EAB42BBF-52B6-46FC-816B-D7E7A6C14865.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "tesla-powerwall-plus-solar-inverter-rsd", "confidence": "family-level", "model_family": "Powerwall+ / Tesla Solar Inverter", "exact_models": [], "product_role": "unknown", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked en-AU procedure names the product families, not a nameplate-exact regional model designation.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "tesla-rsd-powerwall-2", "title": "Powerwall+ / Tesla Solar Inverter Rapid Shutdown (RSD) Initiated, Tesla Energy Library", "revision": null, "publication_date": null, "url": "https://energylibrary.tesla.com/docs/Public/EnergyStorage/Powerwall/2/TroubleshootingManual/SetupAndInstall/en-au/GUID-9C421361-EF3F-4BC8-9380-54D8B81911F6.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "The en-AU rapid-shutdown procedure covers Powerwall+ and Tesla Solar Inverter but does not publish a nameplate-exact model, one shared product role or firmware range." }, { "identity_id": "tesla-powerwall-3-rsd", "confidence": "family-level", "model_family": "Powerwall 3", "exact_models": [], "product_role": "integrated-solar-battery-system", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked en-AU procedure identifies Powerwall 3, but does not state a nameplate-exact Australian hardware designation.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "tesla-rsd-powerwall-3", "title": "Powerwall 3 Rapid Shutdown (RSD) Initiated, Tesla Energy Library", "revision": null, "publication_date": null, "url": "https://energylibrary.tesla.com/docs/Public/EnergyStorage/Powerwall/3/DeviceSetupGuide/en-au/GUID-EAB42BBF-52B6-46FC-816B-D7E7A6C14865.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "The en-AU procedure and Tesla Australia product surface identify Powerwall 3 as an integrated solar-and-battery system. Exact hardware designation and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/tesla-powerwall-alert-codes#code-rapid-shutdown-rsd-initiated" }, { "brand": "Tesla", "code": "Internal Fault: Replacement Required", "fault": "Powerwall disabled by an internal fault", "meaning": "Powerwall has been disabled because of an internal hardware fault, and you may see a flashing red logo LED on the unit with an app alert such as 'Powerwall Disabled' or 'Internal Fault Detected'. Powerwall and its components are not user-serviceable. A persistent internal fault means the unit needs professional support or replacement.", "fix": null, "homeowner_action": "Record the alert and any LED state, keep clear of the equipment and contact your installer or Tesla. Do not open or attempt to repair a Powerwall; if there is heat damage, do not troubleshoot it.", "installer_remedy": "Use Tesla's guided troubleshooting to confirm the disabled state and collect the system details required for support. A persistent internal fault requires Tesla-authorised service; do not attempt an internal repair.", "remedy_sources": [ { "title": "System Alerts and Notifications | Tesla Support", "label": "System alerts", "url": "https://www.tesla.com/support/energy/powerwall/own/system-alerts-notifications", "tier": "Manufacturer" }, { "title": "Troubleshooting Your Powerwall | Tesla Support", "label": "Powerwall troubleshooting", "url": "https://www.tesla.com/support/energy/powerwall/own/troubleshooting", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/tesla-powerwall-alert-codes#code-internal-fault-replacement-required" }, { "brand": "Tesla", "code": "Arc Fault Lockout", "fault": "Tesla Solar Inverter / Powerwall+ arc-fault lockout", "meaning": "On Tesla Solar Inverter and Powerwall+ systems, five arc-fault alerts within 24 hours trigger an arc-fault lockout. Tesla requires the PV string wiring, junction boxes, DC connectors and module-level equipment to be inspected before re-enabling the system.", "fix": null, "homeowner_action": "Leave the Tesla Solar Inverter or Powerwall+ system locked out and contact your installer or Tesla. Do not clear the lockout, touch PV wiring or attempt to find the arc yourself.", "installer_remedy": "For Tesla Solar Inverter or Powerwall+ only, complete Tesla's arc-fault lockout inspection of string wiring, junction boxes, DC connectors and module-level equipment under safe shutdown and lockout/tagout, then submit the required Tesla One troubleshooting record before re-enabling.", "remedy_sources": [ { "title": "Tesla Solar Inverter / Powerwall+ Arc Fault Lockout, Tesla Energy Library", "label": "Arc-fault lockout", "url": "https://energylibrary.tesla.com/docs/Public/EnergyStorage/Powerwall/2/TroubleshootingManual/SetupAndInstall/en-au/GUID-73A45665-0B05-4235-A6A5-9020A46E4B61.html", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "tesla-solar-inverter-powerwall-plus-arc", "confidence": "family-level", "model_family": "Tesla Solar Inverter / Powerwall+", "exact_models": [], "product_role": "unknown", "documentation_region": "Australia", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked en-AU procedure names two product families, not a nameplate-exact Australian model designation.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "tesla-arc-lockout", "title": "Tesla Solar Inverter / Powerwall+ Arc Fault Lockout, Tesla Energy Library", "revision": null, "publication_date": null, "url": "https://energylibrary.tesla.com/docs/Public/EnergyStorage/Powerwall/2/TroubleshootingManual/SetupAndInstall/en-au/GUID-73A45665-0B05-4235-A6A5-9020A46E4B61.html" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-approved-batteries", "cec-delistings", "cec-recalls" ], "scope_note": "The en-AU arc-fault procedure covers Tesla Solar Inverter and Powerwall+ but does not publish a nameplate-exact model, one shared product role or firmware range." } ], "url": "https://wattbench.ai/tesla-powerwall-alert-codes#code-arc-fault-lockout" }, { "brand": "Tesla", "code": "Going Off-Grid / Grid Outage", "fault": "Grid is down: running on backup", "meaning": "Status notification (not a fault): the grid has gone down (or you initiated Go Off-Grid) and your home is now running on Powerwall backup. Tesla sends this so you can manage your energy use during the outage. Note that if your internet is also down during an outage, this notification may not arrive.", "fix": null, "homeowner_action": "No fault action is required. Prioritise essential loads while the home is on backup and allow the system to reconnect automatically when grid supply returns.", "installer_remedy": "Confirm this is the expected off-grid status and that the commissioned backup loads are operating as intended. If transfer or reconnection does not complete, follow Tesla's exact installed-system troubleshooting path.", "remedy_sources": [ { "title": "System Alerts and Notifications | Tesla Support", "label": "System alerts", "url": "https://www.tesla.com/support/energy/powerwall/own/system-alerts-notifications", "tier": "Manufacturer" }, { "title": "Go Off-Grid | Tesla Support", "label": "Go Off-Grid", "url": "https://www.tesla.com/support/energy/powerwall/mobile-app/go-off-grid", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/tesla-powerwall-alert-codes#code-going-off-grid-grid-outage" }, { "brand": "Tesla", "code": "Storm Watch Activated", "fault": "Storm Watch is active: charging to full", "meaning": "Status notification (not a fault): Tesla's Storm Watch detected a severe-weather forecast in your area (via national weather services) that could cause an outage, so Powerwall is charging to maximum capacity to give you the most backup protection. It stays in Storm Watch until the weather event passes.", "fix": null, "homeowner_action": "No fault action is required. Storm Watch is preparing the battery for forecast severe weather; leave the system charging and manage heavy loads if you want to preserve maximum backup energy.", "installer_remedy": "Confirm Storm Watch is the active status rather than a fault. No service action is required unless the system fails to charge or another alert appears; then diagnose that separate condition through Tesla support.", "remedy_sources": [ { "title": "System Alerts and Notifications | Tesla Support", "label": "System alerts", "url": "https://www.tesla.com/support/energy/powerwall/own/system-alerts-notifications", "tier": "Manufacturer" }, { "title": "Storm Watch | Tesla Support", "label": "Storm Watch", "url": "https://www.tesla.com/support/energy/powerwall/mobile-app/storm-watch", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/tesla-powerwall-alert-codes#code-storm-watch-activated" }, { "brand": "FoxESS", "code": "Grid Lost Fault", "fault": "Grid Lost Fault", "meaning": "The grid supply has been lost / disconnected, so the inverter has isolated from the grid. Often appears alongside grid voltage/frequency faults, frequently caused by a tripped breaker.", "fix": null, "homeowner_action": "Record when the alarm occurs and whether the property has normal grid supply. The inverter should reconnect when the grid returns to range; contact your installer if it persists or repeats.", "installer_remedy": "Verify the grid supply and approved protection settings under the model procedure. Measure the relevant phases and escalate a confirmed supply abnormality through the authorised network process.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-grid-lost-fault" }, { "brand": "FoxESS", "code": "Grid Volt Fault", "fault": "Grid Voltage Fault", "meaning": "Measured grid voltage is outside the allowed operating range (over- or under-voltage).", "fix": null, "homeowner_action": "Record when the alarm occurs and whether the property has normal grid supply. The inverter should reconnect when the grid returns to range; contact your installer if it persists or repeats.", "installer_remedy": "Verify the grid supply and approved protection settings under the model procedure. Measure the relevant phases and escalate a confirmed supply abnormality through the authorised network process.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-grid-volt-fault" }, { "brand": "FoxESS", "code": "Grid Freq Fault", "fault": "Grid Frequency Fault", "meaning": "Grid frequency is outside the allowed operating range.", "fix": null, "homeowner_action": "Record when the alarm occurs and whether the property has normal grid supply. The inverter should reconnect when the grid returns to range; contact your installer if it persists or repeats.", "installer_remedy": "Verify the grid supply and approved protection settings under the model procedure. Measure the relevant phases and escalate a confirmed supply abnormality through the authorised network process.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-grid-freq-fault" }, { "brand": "FoxESS", "code": "10min Volt Fault", "fault": "10-Minute Average Grid Voltage Fault", "meaning": "The 10-minute average grid voltage has been out of range, a regulatory over-voltage protection.", "fix": null, "homeowner_action": "Record when the alarm occurs and whether the property has normal grid supply. The inverter should reconnect when the grid returns to range; contact your installer if it persists or repeats.", "installer_remedy": "Verify the grid supply and approved protection settings under the model procedure. Measure the relevant phases and escalate a confirmed supply abnormality through the authorised network process.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-10min-volt-fault" }, { "brand": "FoxESS", "code": "Bat Volt Fault", "fault": "Battery Voltage Fault", "meaning": "Battery voltage is outside the inverter's normal operating range.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Check battery input voltage against the exact inverter and battery operating limits, then follow the battery supplier and FoxESS service path if it remains out of range.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-bat-volt-fault" }, { "brand": "FoxESS", "code": "Pv Volt Fault", "fault": "PV Voltage Fault", "meaning": "PV (solar) input voltage is outside the allowed range.", "fix": null, "homeowner_action": "Leave the inverter and PV wiring alone, record the alarm and contact your installer. Do not reset the inverter or operate isolators to test whether it clears.", "installer_remedy": "Measure the PV input under the approved procedure and compare it with the exact model limits and temperature-corrected string design. Correct the input condition before reconnection.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-pv-volt-fault" }, { "brand": "FoxESS", "code": "Iso Fault", "fault": "Isolation (Insulation) Fault", "meaning": "Isolation/insulation resistance to ground has failed, typically from damaged cable insulation or moisture.", "fix": null, "homeowner_action": "Record the alarm, time and weather conditions. Do not reset the inverter, touch cables or operate isolators; arrange a licensed inspection if it persists or returns.", "installer_remedy": "Test the affected AC/DC insulation and earthing under the approved safe-isolation procedure. Locate damaged wiring, moisture ingress or an abnormal earth path before returning the system to service.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-iso-fault" }, { "brand": "FoxESS", "code": "Res Cur Fault", "fault": "Residual Current Fault", "meaning": "Detected residual (leakage) current is too high, often from damaged insulation.", "fix": null, "homeowner_action": "Record the alarm, time and weather conditions. Do not reset the inverter, touch cables or operate isolators; arrange a licensed inspection if it persists or returns.", "installer_remedy": "Test the affected AC/DC insulation and earthing under the approved safe-isolation procedure. Locate damaged wiring, moisture ingress or an abnormal earth path before returning the system to service.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-res-cur-fault" }, { "brand": "FoxESS", "code": "DCI Fault", "fault": "DCI (DC Injection) Fault", "meaning": "The DC component in the AC output current exceeds the permitted limit.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Follow the model-specific controlled disconnection and reconnection sequence once. If the fault returns, preserve the alarm record and escalate to FoxESS rather than repeatedly resetting it.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-dci-fault" }, { "brand": "FoxESS", "code": "SW Inv Cur Fault", "fault": "Software Inverter Current Fault", "meaning": "Output current detected as too high by the software protection.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Follow the model-specific controlled disconnection and reconnection sequence once. If the fault returns, preserve the alarm record and escalate to FoxESS rather than repeatedly resetting it.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-sw-inv-cur-fault" }, { "brand": "FoxESS", "code": "HW Inv Cur Fault", "fault": "Hardware Inverter Current Fault", "meaning": "Output current detected as too high by the hardware protection.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Follow the model-specific controlled disconnection and reconnection sequence once. If the fault returns, preserve the alarm record and escalate to FoxESS rather than repeatedly resetting it.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-hw-inv-cur-fault" }, { "brand": "FoxESS", "code": "Temp Fault", "fault": "Over-Temperature Fault", "meaning": "The inverter internal/ambient temperature is too high.", "fix": null, "homeowner_action": "From a safe position, keep the area around the inverter clear and note whether it is in direct sun or unusually hot. Do not open the unit; contact your installer if it does not recover after cooling.", "installer_remedy": "Check ambient conditions, clearances and ventilation against the installation manual. If conditions are compliant and the alarm remains, follow the FoxESS service path.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-temp-fault" }, { "brand": "FoxESS", "code": "Ground Fault", "fault": "Ground Connection Fault", "meaning": "The ground (PE) connection has failed.", "fix": null, "homeowner_action": "Do not reset the inverter or touch electrical equipment. Record the alarm and arrange a licensed electrician or your installer to attend.", "installer_remedy": "Check neutral-to-earth voltage, protective-earth continuity and AC wiring under the approved safe-isolation procedure, then follow the model restart sequence only after the fault is rectified.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-ground-fault" }, { "brand": "FoxESS", "code": "Over Load Fault", "fault": "Overload Fault (On-Grid)", "meaning": "The connected load exceeds the inverter's limit while in on-grid mode.", "fix": null, "homeowner_action": "Switch off non-essential plug-in appliances and record which loads were operating when the alarm appeared. Contact your installer if the alarm remains under ordinary load.", "installer_remedy": "Compare the connected on-grid load with the model limit and investigate the load condition before following the product recovery procedure.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-over-load-fault" }, { "brand": "FoxESS", "code": "Eps Over Load", "fault": "EPS Overload (Off-Grid)", "meaning": "The connected backup/EPS load exceeds the inverter's limit while in off-grid mode.", "fix": null, "homeowner_action": "Switch off non-essential plug-in appliances on the backup circuits and record which loads were operating. Contact your installer if backup does not recover.", "installer_remedy": "Compare the EPS load and starting demand with the commissioned backup limits, correct the load condition and verify recovery under the product procedure.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-eps-over-load" }, { "brand": "FoxESS", "code": "Bat Power Low", "fault": "Battery Power Low", "meaning": "The battery state of charge / available power is low.", "fix": null, "homeowner_action": "Allow the battery time to recharge and avoid adding unnecessary backup loads. Contact your installer if the warning remains after charging conditions return.", "installer_remedy": "Confirm battery availability, state of charge and the commissioned operating settings. Follow the battery supplier and FoxESS path if the battery does not recover.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-bat-power-low" }, { "brand": "FoxESS", "code": "PvCon Dir Fault", "fault": "PV Connection Reversed", "meaning": "The PV string polarity is connected the wrong way round.", "fix": null, "homeowner_action": "Do not touch PV cables or connectors. Record the alarm and contact your installer before the system is operated again.", "installer_remedy": "Under approved safe isolation, verify and correct the affected PV input polarity before reconnection.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-pvcon-dir-fault" }, { "brand": "FoxESS", "code": "BatCon Dir Fault", "fault": "Battery Connection Reversed", "meaning": "The battery polarity is connected the wrong way round.", "fix": null, "homeowner_action": "Do not touch battery cables or connectors. Record the alarm and contact your installer before the system is operated again.", "installer_remedy": "Under the battery and inverter safe-isolation procedures, verify and correct the battery polarity before reconnection.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-batcon-dir-fault" }, { "brand": "FoxESS", "code": "Meter Lost Fault", "fault": "Meter Communication Lost", "meaning": "Communication between the energy meter and the inverter has been interrupted.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Verify the meter-to-inverter communication cable, termination and configured meter path under the installation manual. Restore the connection before testing export-control operation.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-meter-lost-fault" }, { "brand": "FoxESS", "code": "BMS Lost", "fault": "BMS Communication Lost", "meaning": "Communication between the battery BMS and the inverter has been interrupted.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Verify the battery BMS communication cable, protocol and connection under the exact battery/inverter instructions. Escalate if communications do not recover.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-bms-lost" }, { "brand": "FoxESS", "code": "Bms Int Fault", "fault": "BMS Internal Fault", "meaning": "DIP switch in the wrong position, or communication between battery packs is interrupted.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Check the documented battery DIP-switch positions and inter-pack communication cables against the exact battery configuration, then follow the battery supplier path if the fault remains.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-bms-int-fault" }, { "brand": "FoxESS", "code": "Bms Volt High", "fault": "Battery Over-Voltage (BMS)", "meaning": "The battery BMS reports an over-voltage condition.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Preserve the BMS alarm data and follow the battery supplier's authorised diagnostic process; do not bypass the BMS or alter protection limits.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-bms-volt-high" }, { "brand": "FoxESS", "code": "Bms Volt Low", "fault": "Battery Under-Voltage (BMS)", "meaning": "The battery BMS reports an under-voltage condition.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Preserve the BMS alarm data and follow the battery supplier's authorised diagnostic process; do not bypass the BMS or alter protection limits.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-bms-volt-low" }, { "brand": "FoxESS", "code": "Bms ChgCur High", "fault": "Battery Charge Over-Current (BMS)", "meaning": "The battery BMS reports a charge over-current.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Preserve the BMS alarm data and follow the battery supplier's authorised diagnostic process; do not bypass the BMS or alter current limits.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-bms-chgcur-high" }, { "brand": "FoxESS", "code": "Bms DchgCur High", "fault": "Battery Discharge Over-Current (BMS)", "meaning": "The battery BMS reports a discharge over-current.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Preserve the BMS alarm data and follow the battery supplier's authorised diagnostic process; do not bypass the BMS or alter current limits.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-bms-dchgcur-high" }, { "brand": "FoxESS", "code": "Bms Temp High", "fault": "Battery Over-Temperature (BMS)", "meaning": "The battery BMS reports an over-temperature condition.", "fix": null, "homeowner_action": "Keep clear of the battery, record the alarm and contact your installer or battery supplier promptly. Do not open equipment, operate isolators or attempt a reset.", "installer_remedy": "Preserve the BMS alarm and temperature context, keep the battery out of service under the authorised procedure, and follow the battery supplier's diagnostic path.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-bms-temp-high" }, { "brand": "FoxESS", "code": "Bms Temp Low", "fault": "Battery Under-Temperature (BMS)", "meaning": "The battery BMS reports an under-temperature condition.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Preserve the BMS alarm and temperature context and follow the battery supplier's diagnostic path before attempting charge or discharge outside the approved range.", "remedy_sources": [ { "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "label": "H1/AC1 G2 manual", "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-h1-g2", "confidence": "confirmed", "model_family": "H1(G2) Series", "exact_models": [ "H1-3.0-E-G2", "H1-3.7-E-G2", "H1-4.6-E-G2", "H1-5.0-E-G2", "H1-6.0-E-G2", "H1-4.6-E1-G2", "H1-5.0-E1-G2" ], "product_role": "single-phase-hybrid-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact H1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven H1(G2) single-phase hybrid inverter models. Australian variant and firmware applicability remain unconfirmed." }, { "identity_id": "foxess-ac1-g2", "confidence": "confirmed", "model_family": "AC1(G2) Series", "exact_models": [ "AC1-3.0-E-G2", "AC1-3.7-E-G2", "AC1-4.6-E-G2", "AC1-5.0-E-G2", "AC1-6.0-E-G2", "AC1-4.6-E1-G2", "AC1-5.0-E1-G2" ], "product_role": "ac-coupled-inverter", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The public English manual does not state Australian applicability for these exact AC1(G2) designations.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-h1-g2-manual", "title": "FoxESS H1(G2)/AC1(G2) Series User Manual V1.0.8 (official)", "revision": "V1.0.8", "publication_date": null, "url": "https://www.fox-ess.com/Public/Uploads/uploadfile/files/20251231/ENH1AC1G2ManualV1.0.8.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names seven AC1(G2) AC-coupled inverter models. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-bms-temp-low" }, { "brand": "FoxESS", "code": "1030", "fault": "AC Overcurrent", "meaning": "The AC output current has exceeded the safe limit (R-series three-phase string inverter).", "fix": null, "homeowner_action": "Allow the inverter to attempt its documented automatic recovery and record whether the alarm repeats. Contact your installer if it recurs.", "installer_remedy": "Confirm the AC output condition and follow the FoxESS service path for a recurring overcurrent; the manual does not prescribe an owner reset.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1030" }, { "brand": "FoxESS", "code": "1034", "fault": "DC Component Current Fault", "meaning": "A DC component has been detected in the output current beyond limits.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Follow the model-specific controlled disconnection and reconnection sequence once. If the fault returns, preserve the alarm record and escalate to FoxESS rather than repeatedly resetting it.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1034" }, { "brand": "FoxESS", "code": "1035", "fault": "Leakage Overcurrent Fault", "meaning": "Excessive leakage (residual) current, often caused by high parasitic capacitance in poor light or moist conditions.", "fix": null, "homeowner_action": "Record the alarm, time and weather conditions. Do not reset the inverter, touch cables or operate isolators; arrange a licensed inspection if it persists or returns.", "installer_remedy": "Test the affected AC/DC insulation and earthing under the approved safe-isolation procedure. Locate damaged wiring, moisture ingress or an abnormal earth path before returning the system to service.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1035" }, { "brand": "FoxESS", "code": "1040", "fault": "Grid Voltage Imbalance", "meaning": "Imbalance between the grid phase voltages (three-phase R-series).", "fix": null, "homeowner_action": "Record when the alarm occurs and whether the property has normal grid supply. The inverter should reconnect when the grid returns to range; contact your installer if it persists or repeats.", "installer_remedy": "Verify the grid supply and approved protection settings under the model procedure. Measure the relevant phases and escalate a confirmed supply abnormality through the authorised network process.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1040" }, { "brand": "FoxESS", "code": "1042", "fault": "Grid High Frequency", "meaning": "Grid frequency above the permitted limit (R-series 'Grid High Freq').", "fix": null, "homeowner_action": "Record when the alarm occurs and whether the property has normal grid supply. The inverter should reconnect when the grid returns to range; contact your installer if it persists or repeats.", "installer_remedy": "Verify the grid supply and approved protection settings under the model procedure. Measure the relevant phases and escalate a confirmed supply abnormality through the authorised network process.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1042" }, { "brand": "FoxESS", "code": "1043", "fault": "Grid Low Frequency", "meaning": "Grid frequency below the permitted limit (R-series 'Grid Low Freq').", "fix": null, "homeowner_action": "Record when the alarm occurs and whether the property has normal grid supply. The inverter should reconnect when the grid returns to range; contact your installer if it persists or repeats.", "installer_remedy": "Verify the grid supply and approved protection settings under the model procedure. Measure the relevant phases and escalate a confirmed supply abnormality through the authorised network process.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1043" }, { "brand": "FoxESS", "code": "1044", "fault": "Grid Phase Voltage Over-Limit", "meaning": "A grid phase voltage has exceeded its limit (R-series 'Grid Phase Volt Over-limit').", "fix": null, "homeowner_action": "Record when the alarm occurs and whether the property has normal grid supply. The inverter should reconnect when the grid returns to range; contact your installer if it persists or repeats.", "installer_remedy": "Verify the grid supply and approved protection settings under the model procedure. Measure the relevant phases and escalate a confirmed supply abnormality through the authorised network process.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1044" }, { "brand": "FoxESS", "code": "1045", "fault": "Grid Line Voltage Over-Limit", "meaning": "A grid line (phase-to-phase) voltage has exceeded its limit (R-series 'Grid Line Volt Over-limit').", "fix": null, "homeowner_action": "Record when the alarm occurs and whether the property has normal grid supply. The inverter should reconnect when the grid returns to range; contact your installer if it persists or repeats.", "installer_remedy": "Verify the grid supply and approved protection settings under the model procedure. Measure the relevant phases and escalate a confirmed supply abnormality through the authorised network process.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1045" }, { "brand": "FoxESS", "code": "1051", "fault": "Grid Phase Lost Fault", "meaning": "A grid phase has been lost on the three-phase supply.", "fix": null, "homeowner_action": "Record when the alarm occurs and whether the property has normal grid supply. The inverter should reconnect when the grid returns to range; contact your installer if it persists or repeats.", "installer_remedy": "Verify the grid supply and approved protection settings under the model procedure. Measure the relevant phases and escalate a confirmed supply abnormality through the authorised network process.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1051" }, { "brand": "FoxESS", "code": "1066", "fault": "DC Input MPPT1 Reverse Fault", "meaning": "The PV string on MPPT1 has reversed polarity.", "fix": null, "homeowner_action": "Do not touch PV cables or connectors. Record the code and contact the responsible installer before the system is operated again.", "installer_remedy": "Under approved safe isolation and the product procedure, verify the affected MPPT polarity and correct it only under the conditions specified by FoxESS.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1066" }, { "brand": "FoxESS", "code": "1099", "fault": "Over-Temperature Protection", "meaning": "The inverter has triggered over-temperature protection.", "fix": null, "homeowner_action": "From a safe position, note direct sun and any visible obstruction at the air outlet. Do not touch the fan or open the inverter; contact your installer if it does not recover after cooling.", "installer_remedy": "Check installation shading, cooling airflow and fan alarms under the maintenance procedure. Clear the outlet safely or arrange service if the alarm persists.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1099" }, { "brand": "FoxESS", "code": "1116", "fault": "Ground Impedance Fault", "meaning": "Abnormal ground (earth) impedance detected.", "fix": null, "homeowner_action": "Do not reset the inverter or touch electrical equipment. Record the code and arrange a licensed inspection.", "installer_remedy": "Check protective-earth connections and insulation between earth and live conductors under the approved safe-isolation procedure before returning the inverter to service.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1116" }, { "brand": "FoxESS", "code": "1123", "fault": "Grid Relay Fault", "meaning": "Fault in the grid relay.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Follow the model-specific controlled disconnection and reconnection sequence once. If the fault returns, preserve the alarm record and escalate to FoxESS rather than repeatedly resetting it.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1123" }, { "brand": "FoxESS", "code": "1124", "fault": "Insulation Resistance Low Fault", "meaning": "PV array insulation (ISO) resistance to ground is too low.", "fix": null, "homeowner_action": "Record the alarm, time and weather conditions. Do not reset the inverter, touch cables or operate isolators; arrange a licensed inspection if it persists or returns.", "installer_remedy": "Verify the configured ISO protection value against local requirements, then inspect DC cable condition and earth contact under approved safe isolation. Recheck weather-related events only after conditions improve.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1124" }, { "brand": "FoxESS", "code": "1145", "fault": "Arc Fault", "meaning": "An arc fault has been detected on the DC side (AFCI protection).", "fix": null, "homeowner_action": "Treat this as a safety alarm. Do not clear it in the app, reset the inverter or touch PV wiring; keep clear and contact the responsible installer promptly.", "installer_remedy": "Disconnect the DC input under the authorised procedure and inspect the affected circuit for damaged cables, loose terminals or fuses, and burn marks. Clear the alarm only after the cause is rectified.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1145" }, { "brand": "FoxESS", "code": "1188", "fault": "AC SPD Abnormality", "meaning": "The AC surge protection device (SPD) is abnormal.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Inspect the AC surge-protection device status under safe isolation and replace or service it through the authorised process before relying on the protection path.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1188" }, { "brand": "FoxESS", "code": "1189", "fault": "DC SPD Abnormality", "meaning": "The DC surge protection device (SPD) is abnormal.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Inspect the DC surge-protection device status under safe isolation and replace or service it through the authorised process before relying on the protection path.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1189" }, { "brand": "FoxESS", "code": "1191", "fault": "External Fan Alarm", "meaning": "The external cooling fan has alarmed, e.g. blocked by debris.", "fix": null, "homeowner_action": "From a safe position, look for a visible obstruction around the external fan. Do not touch the fan or open the inverter; contact your installer.", "installer_remedy": "Under the maintenance and safe-isolation procedure, remove external fan obstructions and verify fan operation. Escalate a continuing alarm to FoxESS.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1191" }, { "brand": "FoxESS", "code": "1193", "fault": "EEPROM Read-Write Alarm", "meaning": "Internal communication / EEPROM read-write abnormality.", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Follow the model-specific controlled disconnection and reconnection sequence once. If the fault returns, preserve the alarm record and escalate to FoxESS rather than repeatedly resetting it.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1193" }, { "brand": "FoxESS", "code": "1313", "fault": "DC Input MPPT1 Voltage High Fault", "meaning": "The DC input voltage on MPPT1 is too high.", "fix": null, "homeowner_action": "Leave the inverter and PV wiring alone, record the code and contact your installer. Do not reset the inverter or operate isolators to test whether it clears.", "installer_remedy": "Measure the affected MPPT input under the approved procedure and compare it with the exact inverter limit and temperature-corrected string design before reconnection.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1313" }, { "brand": "FoxESS", "code": "1345", "fault": "String1 Warning", "meaning": "A warning for PV String 1 (e.g. unreliable connection or a damaged DC fuse).", "fix": null, "homeowner_action": "Record the exact alarm, inverter model and time. Do not operate isolators, open equipment or change installer settings; contact your installer if the alarm remains.", "installer_remedy": "Verify the affected MPPT connection and DC fuse under approved safe isolation. Replace a damaged fuse with the specified part and escalate if the warning remains.", "remedy_sources": [ { "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "label": "R-Series manual", "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "foxess-r75-r110", "confidence": "confirmed", "model_family": "R75 / R100 / R110", "exact_models": [ "R75", "R100", "R110" ], "product_role": "three-phase-string-inverter", "documentation_region": "Europe", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The linked EN-EU manual does not establish Australian applicability for R75, R100 or R110.", "firmware_range": null, "firmware_note": "No library-wide firmware applicability is stated by the linked public source; confirm the installed version and current product documentation.", "manual": { "source_id": "fox-r-manual", "title": "FoxESS R-Series (R75/R100/R110) User Manual V1.4 (official)", "revision": "V1.4", "publication_date": null, "url": "https://pk.fox-ess.com/download/upfiles/EN-EU-R-Series-User-Manual-Fox-V1.4.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "The manual names R75, R100 and R110 as three-phase grid-tied string inverters. Australian variant and firmware applicability remain unconfirmed." } ], "url": "https://wattbench.ai/foxess-inverter-error-codes#code-1345" }, { "brand": "Sofar", "code": "ID01", "fault": "GridOVP", "meaning": "The grid (mains) voltage measured by the inverter is too high, above the safe range the inverter is set to operate within.", "fix": null, "homeowner_action": "Record the code, time and whether the premises supply appears normal. Do not change grid settings; contact the installer if the event persists or repeats.", "installer_remedy": "Check the grid condition and AC circuit against the ME3000SP manual. Protection points may be changed only after approval from the local network operator; escalate to SOFAR if the event repeats.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id01" }, { "brand": "Sofar", "code": "ID02", "fault": "GridUVP", "meaning": "The grid (mains) voltage measured by the inverter is too low.", "fix": null, "homeowner_action": "Record the code, time and whether the premises supply appears normal. Do not change grid settings; contact the installer if the event persists or repeats.", "installer_remedy": "Check the grid condition and AC circuit against the ME3000SP manual. Protection points may be changed only after approval from the local network operator; escalate to SOFAR if the event repeats.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id02" }, { "brand": "Sofar", "code": "ID03", "fault": "GridOFP", "meaning": "The grid (mains) frequency measured by the inverter is too high.", "fix": null, "homeowner_action": "Record the code, time and whether the premises supply appears normal. Do not change grid settings; contact the installer if the event persists or repeats.", "installer_remedy": "Check the grid condition and AC circuit against the ME3000SP manual. Protection points may be changed only after approval from the local network operator; escalate to SOFAR if the event repeats.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id03" }, { "brand": "Sofar", "code": "ID04", "fault": "GridUFP", "meaning": "The grid (mains) frequency measured by the inverter is too low.", "fix": null, "homeowner_action": "Record the code, time and whether the premises supply appears normal. Do not change grid settings; contact the installer if the event persists or repeats.", "installer_remedy": "Check the grid condition and AC circuit against the ME3000SP manual. Protection points may be changed only after approval from the local network operator; escalate to SOFAR if the event repeats.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id04" }, { "brand": "Sofar", "code": "ID05", "fault": "BatOVP", "meaning": "The inverter is measuring too high a voltage from the battery (battery overvoltage).", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id05" }, { "brand": "Sofar", "code": "ID09", "fault": "HW_LLCBus_OVP", "meaning": "LLC bus voltage is too high and has triggered hardware protection, an internal inverter fault.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id09" }, { "brand": "Sofar", "code": "ID10", "fault": "HW_Boost_OVP", "meaning": "Boost voltage is too high and has triggered hardware protection, an internal inverter fault.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id10" }, { "brand": "Sofar", "code": "ID11", "fault": "HwBuckBoostOCP", "meaning": "Buck-Boost current is too high and has triggered hardware protection, an internal inverter fault.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id11" }, { "brand": "Sofar", "code": "ID12", "fault": "HwBatOCP", "meaning": "The battery current is too high and has triggered hardware protection.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id12" }, { "brand": "Sofar", "code": "ID15", "fault": "HwAcOCP", "meaning": "The grid (AC) current is too high and has triggered hardware protection.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id15" }, { "brand": "Sofar", "code": "ID17", "fault": "HwADFaultIGrid", "meaning": "Internal A/D sampling fault on the grid current channel.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id17" }, { "brand": "Sofar", "code": "ID19", "fault": "HwADFaultVGrid", "meaning": "Internal A/D sampling fault on the grid voltage channel.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id19" }, { "brand": "Sofar", "code": "ID27", "fault": "BatOCP", "meaning": "The inverter is measuring too much current from the batteries (battery overcurrent).", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id27" }, { "brand": "Sofar", "code": "ID29", "fault": "SwOCPInstan", "meaning": "Software-detected instantaneous AC overcurrent. The grid current is too high.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id29" }, { "brand": "Sofar", "code": "ID30", "fault": "BuckOCP", "meaning": "Buck circuit current is too high.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id30" }, { "brand": "Sofar", "code": "ID31", "fault": "AcRmsOCP", "meaning": "The AC output current (RMS) is too high.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id31" }, { "brand": "Sofar", "code": "ID49", "fault": "ConsistentFault_VGrid", "meaning": "Grid-voltage consistency fault. The two independent voltage measurements disagree.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id49" }, { "brand": "Sofar", "code": "ID50", "fault": "ConsistentFault_FGrid", "meaning": "Grid-frequency consistency fault. The two independent frequency measurements disagree.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id50" }, { "brand": "Sofar", "code": "ID53", "fault": "SpiCommLose", "meaning": "SPI internal communication lost between control boards.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id53" }, { "brand": "Sofar", "code": "ID54", "fault": "SciCommLose", "meaning": "SCI communication fault between the control and communication boards.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id54" }, { "brand": "Sofar", "code": "ID57", "fault": "OverTempFault_BAT", "meaning": "Battery temperature is too high.", "fix": null, "homeowner_action": "From a safe position, keep the equipment area clear and note any obvious heat source or blocked airflow. Do not open equipment or change charge settings; contact the installer if it remains.", "installer_remedy": "Check the ME3000SP or connected-battery ventilation and ambient conditions described by the manual. Review battery current settings only where the exact battery specification permits it, then escalate persistent alarms to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id57" }, { "brand": "Sofar", "code": "ID58", "fault": "OverTempFault_HeatSink", "meaning": "The inverter heatsink temperature is too high (inverter overheating).", "fix": null, "homeowner_action": "From a safe position, keep the equipment area clear and note any obvious heat source or blocked airflow. Do not open equipment or change charge settings; contact the installer if it remains.", "installer_remedy": "Check the ME3000SP or connected-battery ventilation and ambient conditions described by the manual. Review battery current settings only where the exact battery specification permits it, then escalate persistent alarms to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id58" }, { "brand": "Sofar", "code": "ID59", "fault": "OverTempFault_Env", "meaning": "The ambient/environmental temperature around the inverter is too high.", "fix": null, "homeowner_action": "From a safe position, keep the equipment area clear and note any obvious heat source or blocked airflow. Do not open equipment or change charge settings; contact the installer if it remains.", "installer_remedy": "Check the ME3000SP or connected-battery ventilation and ambient conditions described by the manual. Review battery current settings only where the exact battery specification permits it, then escalate persistent alarms to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id59" }, { "brand": "Sofar", "code": "ID66", "fault": "unrecoverBusOVP", "meaning": "Bus voltage is too high and has caused an unrecoverable fault.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id66" }, { "brand": "Sofar", "code": "ID67", "fault": "BitEPSunrecover", "meaning": "Unrecoverable battery overcurrent fault while operating in EPS (backup) mode.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id67" }, { "brand": "Sofar", "code": "ID75", "fault": "unrecoverEEPROM_W", "meaning": "Unrecoverable EEPROM write fault, internal memory error.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id75" }, { "brand": "Sofar", "code": "ID76", "fault": "unrecoverEEPROM_R", "meaning": "Unrecoverable EEPROM read fault, internal memory error.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id76" }, { "brand": "Sofar", "code": "ID81", "fault": "Over temperature", "meaning": "The ambient temperature around the inverter is too hot.", "fix": null, "homeowner_action": "From a safe position, keep the equipment area clear and note any obvious heat source or blocked airflow. Do not open equipment or change charge settings; contact the installer if it remains.", "installer_remedy": "Check the ME3000SP or connected-battery ventilation and ambient conditions described by the manual. Review battery current settings only where the exact battery specification permits it, then escalate persistent alarms to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id81" }, { "brand": "Sofar", "code": "ID82", "fault": "Over frequency", "meaning": "The grid (mains) frequency measured by the inverter is too high.", "fix": null, "homeowner_action": "Record the code, time and whether the premises supply appears normal. Do not change grid settings; contact the installer if the event persists or repeats.", "installer_remedy": "Check the grid condition and AC circuit against the ME3000SP manual. Protection points may be changed only after approval from the local network operator; escalate to SOFAR if the event repeats.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id82" }, { "brand": "Sofar", "code": "ID83", "fault": "Long dist Load Shedding", "meaning": "The inverter has received a remote command to decrease its power output.", "fix": null, "homeowner_action": "Record the remote-control event and system state. Do not override controls or operate isolators; contact the installer if the command is unexpected or does not clear.", "installer_remedy": "Confirm the source and intended state of the remote load-shedding or shutdown command in the ME3000SP controls. Correct the external command path rather than treating this as an internal fault.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id83" }, { "brand": "Sofar", "code": "ID84", "fault": "Long dist Off", "meaning": "The inverter has received a remote command to turn off.", "fix": null, "homeowner_action": "Record the remote-control event and system state. Do not override controls or operate isolators; contact the installer if the command is unexpected or does not clear.", "installer_remedy": "Confirm the source and intended state of the remote load-shedding or shutdown command in the ME3000SP controls. Correct the external command path rather than treating this as an internal fault.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id84" }, { "brand": "Sofar", "code": "ID85", "fault": "SOC is greater or equal to DOD or Battery voltage is low", "meaning": "The inverter has stopped discharging because the user-set depth-of-discharge (DOD) limit has been reached or the battery voltage is too low.", "fix": null, "homeowner_action": "Record the code and allow the battery to recharge under its normal configured mode. Do not alter depth-of-discharge, voltage or charge settings; contact the installer if it recurs.", "installer_remedy": "Check battery state, configured limits and charging availability against the ME3000SP and battery documentation. Preserve the protection limits and escalate an abnormal or recurring low-voltage condition.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id85" }, { "brand": "Sofar", "code": "ID86", "fault": "Bat Voltage Low Shut", "meaning": "The inverter has shut down to protect the batteries because the battery voltage is too low.", "fix": null, "homeowner_action": "Record the code and allow the battery to recharge under its normal configured mode. Do not alter depth-of-discharge, voltage or charge settings; contact the installer if it recurs.", "installer_remedy": "Check battery state, configured limits and charging availability against the ME3000SP and battery documentation. Preserve the protection limits and escalate an abnormal or recurring low-voltage condition.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id86" }, { "brand": "Sofar", "code": "ID94", "fault": "Software Version Is Not Consistent", "meaning": "The firmware/software versions on the inverter's boards are not consistent and require updating.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id94" }, { "brand": "Sofar", "code": "ID95", "fault": "CommEEPROMFault", "meaning": "The communication board EEPROM is faulty.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id95" }, { "brand": "Sofar", "code": "ID96", "fault": "RTCFault", "meaning": "Real-time clock (RTC) fault on the inverter.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id96" }, { "brand": "Sofar", "code": "ID97", "fault": "InValidCountry", "meaning": "The inverter's country code / grid-protection settings are invalid or need to be reset.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id97" }, { "brand": "Sofar", "code": "ID98", "fault": "SDfault", "meaning": "SD card fault. The card needs replacement.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id98" }, { "brand": "Sofar", "code": "ID100", "fault": "BatOCD", "meaning": "Battery overcurrent fault during discharge.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id100" }, { "brand": "Sofar", "code": "ID101", "fault": "BatSCD", "meaning": "Battery overcurrent fault during charging.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id101" }, { "brand": "Sofar", "code": "ID102", "fault": "BatOV", "meaning": "Battery overvoltage fault.", "fix": null, "homeowner_action": "Record the exact code, inverter model and time. Do not repeatedly restart the inverter, operate isolators or open equipment; contact the installer or SOFAR if the event remains.", "installer_remedy": "Follow the ME3000SP troubleshooting procedure for this exact code, including one controlled restart only where the manual directs it. Stop repeated resets and escalate a persistent internal, battery or protection fault to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id102" }, { "brand": "Sofar", "code": "ID103", "fault": "BatUV", "meaning": "Battery undervoltage fault.", "fix": null, "homeowner_action": "Record the code and allow the battery to recharge under its normal configured mode. Do not alter depth-of-discharge, voltage or charge settings; contact the installer if it recurs.", "installer_remedy": "Check battery state, configured limits and charging availability against the ME3000SP and battery documentation. Preserve the protection limits and escalate an abnormal or recurring low-voltage condition.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id103" }, { "brand": "Sofar", "code": "ID104", "fault": "BatOTD", "meaning": "Battery high-temperature protection while discharging.", "fix": null, "homeowner_action": "From a safe position, keep the equipment area clear and note any obvious heat source or blocked airflow. Do not open equipment or change charge settings; contact the installer if it remains.", "installer_remedy": "Check the ME3000SP or connected-battery ventilation and ambient conditions described by the manual. Review battery current settings only where the exact battery specification permits it, then escalate persistent alarms to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id104" }, { "brand": "Sofar", "code": "ID105", "fault": "BatOTC", "meaning": "Battery high-temperature protection while charging.", "fix": null, "homeowner_action": "From a safe position, keep the equipment area clear and note any obvious heat source or blocked airflow. Do not open equipment or change charge settings; contact the installer if it remains.", "installer_remedy": "Check the ME3000SP or connected-battery ventilation and ambient conditions described by the manual. Review battery current settings only where the exact battery specification permits it, then escalate persistent alarms to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id105" }, { "brand": "Sofar", "code": "ID106", "fault": "BatUTD", "meaning": "Battery low-temperature protection while discharging.", "fix": null, "homeowner_action": "From a safe position, keep the equipment area clear and note any obvious heat source or blocked airflow. Do not open equipment or change charge settings; contact the installer if it remains.", "installer_remedy": "Check the ME3000SP or connected-battery ventilation and ambient conditions described by the manual. Review battery current settings only where the exact battery specification permits it, then escalate persistent alarms to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id106" }, { "brand": "Sofar", "code": "ID107", "fault": "BatUTC", "meaning": "Battery low-temperature protection while charging.", "fix": null, "homeowner_action": "From a safe position, keep the equipment area clear and note any obvious heat source or blocked airflow. Do not open equipment or change charge settings; contact the installer if it remains.", "installer_remedy": "Check the ME3000SP or connected-battery ventilation and ambient conditions described by the manual. Review battery current settings only where the exact battery specification permits it, then escalate persistent alarms to SOFAR.", "remedy_sources": [ { "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "label": "ME3000SP manual", "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "sofar-me3000sp-legacy", "confidence": "confirmed", "model_family": "ME3000SP", "exact_models": [ "ME3000SP" ], "product_role": "ac-coupled-inverter", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "sofar-me3000sp-manual", "title": "SOFAR ME3000SP user manual, troubleshooting and Event List", "revision": null, "publication_date": null, "url": "https://www1.sofarsolar.com/upload/file/20230321/1679402313426027774.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Legacy ME3000SP Event List only. Do not transfer the remedy to HYD or string-inverter families; Australian variant and firmware range are not confirmed." } ], "url": "https://wattbench.ai/sofar-inverter-error-codes#code-id107" }, { "brand": "Hoymiles", "code": "11", "fault": "Grid voltage surge", "meaning": "Community decoder: a sudden grid-voltage surge was reported. This label was not found in the reviewed manufacturer manuals.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-11" }, { "brand": "Hoymiles", "code": "12", "fault": "Grid voltage sharp drop", "meaning": "Community decoder: a sudden grid-voltage drop was reported. This label was not found in the reviewed manufacturer manuals.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-12" }, { "brand": "Hoymiles", "code": "13", "fault": "Grid frequency mutation", "meaning": "Community decoder: an abrupt grid-frequency change was reported. This label was not found in the reviewed manufacturer manuals.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-13" }, { "brand": "Hoymiles", "code": "14", "fault": "Grid phase mutation", "meaning": "Community decoder: an abrupt grid-phase change was reported. This label was not found in the reviewed manufacturer manuals.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-14" }, { "brand": "Hoymiles", "code": "36", "fault": "INV overvoltage or overcurrent", "meaning": "Community decoder: protection operated in the inverter stage. This label was not found in the reviewed manufacturer manuals.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-36" }, { "brand": "Hoymiles", "code": "46", "fault": "FB overvoltage", "meaning": "Community decoder: overvoltage in the flyback stage. This label was not found in the reviewed manufacturer manuals.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-46" }, { "brand": "Hoymiles", "code": "47", "fault": "FB overcurrent", "meaning": "Community decoder: overcurrent in the flyback stage. This label was not found in the reviewed manufacturer manuals.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-47" }, { "brand": "Hoymiles", "code": "48", "fault": "FB clamp overvoltage", "meaning": "Community decoder: flyback-clamp overvoltage. This label was not found in the reviewed manufacturer manuals.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-48" }, { "brand": "Hoymiles", "code": "49", "fault": "FB clamp overvoltage", "meaning": "Community decoder: a second flyback-clamp overvoltage event. This label was not found in the reviewed manufacturer manuals.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-49" }, { "brand": "Hoymiles", "code": "71", "fault": "Grid overvoltage load reduction (VW) enabled", "meaning": "Community decoder: Volt–Watt load reduction is active. This label was not found in the reviewed manufacturer manuals.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-71" }, { "brand": "Hoymiles", "code": "72", "fault": "Grid overfrequency load reduction (FW) enabled", "meaning": "Community decoder: Frequency–Watt load reduction is active. This label was not found in the reviewed manufacturer manuals.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-72" }, { "brand": "Hoymiles", "code": "73", "fault": "Over-temperature load reduction (TW) enabled", "meaning": "Community decoder: temperature-based load reduction is active. This label was not found in the reviewed manufacturer manuals.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-73" }, { "brand": "Hoymiles", "code": "121", "fault": "Over temperature protection", "meaning": "The microinverter has shut down on over-temperature protection because internal/ambient temperature exceeded safe limits.", "fix": null, "homeowner_action": "From a safe position, keep the array area unobstructed and record unusual heat or poor airflow. Do not go onto the roof; contact the installer if the alarm remains in normal conditions.", "installer_remedy": "Check the microinverter installation ventilation and ambient conditions against the exact HMS/HMT manual. Improve heat dissipation where required and escalate if suitable conditions do not clear the alarm.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" }, { "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "label": "HMT manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." }, { "identity_id": "hoymiles-hmt-1600-2000-4t-la", "confidence": "confirmed", "model_family": "HMT-1600/1800/2000-4T LA", "exact_models": [ "HMT-1600-4T", "HMT-1800-4T", "HMT-2000-4T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hmt-manual", "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global HMT LA family only. Code 124, Australian variant and firmware range are not confirmed by this source; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-121" }, { "brand": "Hoymiles", "code": "124", "fault": "Shut down by remote control", "meaning": "Current HMS family: the microinverter reports a remote shutdown command. The official handling path checks zero-export management and whether the unit was manually shut down.", "fix": null, "homeowner_action": "Record that remote shutdown is reported and check only the visible S-Miles status. Do not override zero-export controls or operate equipment; contact the installer if the command is unexpected.", "installer_remedy": "Check zero-export management and the manual shutdown state using the HMS manual. Correct the command source rather than treating code 124 as an internal hardware fault, then escalate if it persists.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-124" }, { "brand": "Hoymiles", "code": "125", "fault": "Grid configuration parameter error", "meaning": "The grid profile / grid configuration parameters loaded on the microinverter are incorrect or invalid.", "fix": null, "homeowner_action": "Record the code and app status. Do not change the grid profile, firmware or device assignment; contact the installer if the alarm is frequent or does not recover.", "installer_remedy": "Verify the exact model's grid configuration or firmware and the DTU communication path using the HMS/HMT manual. Use only Hoymiles-supplied files and escalate a recurring software event.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" }, { "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "label": "HMT manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." }, { "identity_id": "hoymiles-hmt-1600-2000-4t-la", "confidence": "confirmed", "model_family": "HMT-1600/1800/2000-4T LA", "exact_models": [ "HMT-1600-4T", "HMT-1800-4T", "HMT-2000-4T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hmt-manual", "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global HMT LA family only. Code 124, Australian variant and firmware range are not confirmed by this source; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-125" }, { "brand": "Hoymiles", "code": "126", "fault": "Software error code 126", "meaning": "Internal software/firmware error reported by the microinverter. Often transient.", "fix": null, "homeowner_action": "Record the code and app status. Do not change the grid profile, firmware or device assignment; contact the installer if the alarm is frequent or does not recover.", "installer_remedy": "Verify the exact model's grid configuration or firmware and the DTU communication path using the HMS/HMT manual. Use only Hoymiles-supplied files and escalate a recurring software event.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" }, { "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "label": "HMT manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." }, { "identity_id": "hoymiles-hmt-1600-2000-4t-la", "confidence": "confirmed", "model_family": "HMT-1600/1800/2000-4T LA", "exact_models": [ "HMT-1600-4T", "HMT-1800-4T", "HMT-2000-4T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hmt-manual", "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global HMT LA family only. Code 124, Australian variant and firmware range are not confirmed by this source; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-126" }, { "brand": "Hoymiles", "code": "127", "fault": "Firmware error", "meaning": "A firmware error was detected on the microinverter, typically related to a firmware version or failed upgrade.", "fix": null, "homeowner_action": "Record the code and app status. Do not change the grid profile, firmware or device assignment; contact the installer if the alarm is frequent or does not recover.", "installer_remedy": "Verify the exact model's grid configuration or firmware and the DTU communication path using the HMS/HMT manual. Use only Hoymiles-supplied files and escalate a recurring software event.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" }, { "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "label": "HMT manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." }, { "identity_id": "hoymiles-hmt-1600-2000-4t-la", "confidence": "confirmed", "model_family": "HMT-1600/1800/2000-4T LA", "exact_models": [ "HMT-1600-4T", "HMT-1800-4T", "HMT-2000-4T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hmt-manual", "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global HMT LA family only. Code 124, Australian variant and firmware range are not confirmed by this source; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-127" }, { "brand": "Hoymiles", "code": "128", "fault": "Software error code 128", "meaning": "Internal software/firmware error reported by the microinverter. Often transient.", "fix": null, "homeowner_action": "Record the code and app status. Do not change the grid profile, firmware or device assignment; contact the installer if the alarm is frequent or does not recover.", "installer_remedy": "Verify the exact model's grid configuration or firmware and the DTU communication path using the HMS/HMT manual. Use only Hoymiles-supplied files and escalate a recurring software event.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" }, { "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "label": "HMT manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." }, { "identity_id": "hoymiles-hmt-1600-2000-4t-la", "confidence": "confirmed", "model_family": "HMT-1600/1800/2000-4T LA", "exact_models": [ "HMT-1600-4T", "HMT-1800-4T", "HMT-2000-4T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hmt-manual", "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global HMT LA family only. Code 124, Australian variant and firmware range are not confirmed by this source; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-128" }, { "brand": "Hoymiles", "code": "129", "fault": "Software error code 129", "meaning": "The manufacturer troubleshooting table identifies an internal software error.", "fix": null, "homeowner_action": "Record the code and app status. Do not change the grid profile, firmware or device assignment; contact the installer if the alarm is frequent or does not recover.", "installer_remedy": "Verify the exact model's grid configuration or firmware and the DTU communication path using the HMS/HMT manual. Use only Hoymiles-supplied files and escalate a recurring software event.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" }, { "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "label": "HMT manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." }, { "identity_id": "hoymiles-hmt-1600-2000-4t-la", "confidence": "confirmed", "model_family": "HMT-1600/1800/2000-4T LA", "exact_models": [ "HMT-1600-4T", "HMT-1800-4T", "HMT-2000-4T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hmt-manual", "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global HMT LA family only. Code 124, Australian variant and firmware range are not confirmed by this source; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-129" }, { "brand": "Hoymiles", "code": "130", "fault": "Offline", "meaning": "The microinverter is offline. The DTU cannot communicate with it / it is not reporting to the monitoring system.", "fix": null, "homeowner_action": "Check the microinverter's last-report time in S-Miles and record which unit is offline. Do not operate solar switches or go onto the roof; contact the installer if it remains offline.", "installer_remedy": "Confirm the recorded serial number and separate DTU-to-cloud from DTU-to-microinverter communication using the exact HMS/HMT procedure. Correct the communication path before considering device replacement.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" }, { "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "label": "HMT manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." }, { "identity_id": "hoymiles-hmt-1600-2000-4t-la", "confidence": "confirmed", "model_family": "HMT-1600/1800/2000-4T LA", "exact_models": [ "HMT-1600-4T", "HMT-1800-4T", "HMT-2000-4T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hmt-manual", "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global HMT LA family only. Code 124, Australian variant and firmware range are not confirmed by this source; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-130" }, { "brand": "Hoymiles", "code": "141", "fault": "Grid overvoltage", "meaning": "AC grid voltage exceeded the upper protection limit, so the microinverter stopped feeding in.", "fix": null, "homeowner_action": "Record the alarm, time and whether the premises supply appears normal. It may recover when the grid returns to range; do not change grid limits and contact the installer if it repeats.", "installer_remedy": "Check the measured grid voltage, frequency or rate of change against the exact HMS/HMT profile. Obtain the local network operator's consent before any protection-limit change and escalate persistent supply abnormalities.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" }, { "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "label": "HMT manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." }, { "identity_id": "hoymiles-hmt-1600-2000-4t-la", "confidence": "confirmed", "model_family": "HMT-1600/1800/2000-4T LA", "exact_models": [ "HMT-1600-4T", "HMT-1800-4T", "HMT-2000-4T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hmt-manual", "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global HMT LA family only. Code 124, Australian variant and firmware range are not confirmed by this source; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-141" }, { "brand": "Hoymiles", "code": "142", "fault": "10 min value grid overvoltage", "meaning": "The 10-minute average grid voltage exceeded the allowed limit (sustained overvoltage protection).", "fix": null, "homeowner_action": "Record the alarm, time and whether the premises supply appears normal. It may recover when the grid returns to range; do not change grid limits and contact the installer if it repeats.", "installer_remedy": "Check the measured grid voltage, frequency or rate of change against the exact HMS/HMT profile. Obtain the local network operator's consent before any protection-limit change and escalate persistent supply abnormalities.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" }, { "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "label": "HMT manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." }, { "identity_id": "hoymiles-hmt-1600-2000-4t-la", "confidence": "confirmed", "model_family": "HMT-1600/1800/2000-4T LA", "exact_models": [ "HMT-1600-4T", "HMT-1800-4T", "HMT-2000-4T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hmt-manual", "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global HMT LA family only. Code 124, Australian variant and firmware range are not confirmed by this source; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-142" }, { "brand": "Hoymiles", "code": "143", "fault": "Grid undervoltage", "meaning": "AC grid voltage fell below the lower protection limit.", "fix": null, "homeowner_action": "Record the alarm, time and whether the premises supply appears normal. It may recover when the grid returns to range; do not change grid limits and contact the installer if it repeats.", "installer_remedy": "Check the measured grid voltage, frequency or rate of change against the exact HMS/HMT profile. Obtain the local network operator's consent before any protection-limit change and escalate persistent supply abnormalities.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" }, { "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "label": "HMT manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." }, { "identity_id": "hoymiles-hmt-1600-2000-4t-la", "confidence": "confirmed", "model_family": "HMT-1600/1800/2000-4T LA", "exact_models": [ "HMT-1600-4T", "HMT-1800-4T", "HMT-2000-4T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hmt-manual", "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global HMT LA family only. Code 124, Australian variant and firmware range are not confirmed by this source; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-143" }, { "brand": "Hoymiles", "code": "144", "fault": "Grid overfrequency", "meaning": "AC grid frequency exceeded the upper protection limit.", "fix": null, "homeowner_action": "Record the alarm, time and whether the premises supply appears normal. It may recover when the grid returns to range; do not change grid limits and contact the installer if it repeats.", "installer_remedy": "Check the measured grid voltage, frequency or rate of change against the exact HMS/HMT profile. Obtain the local network operator's consent before any protection-limit change and escalate persistent supply abnormalities.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" }, { "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "label": "HMT manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." }, { "identity_id": "hoymiles-hmt-1600-2000-4t-la", "confidence": "confirmed", "model_family": "HMT-1600/1800/2000-4T LA", "exact_models": [ "HMT-1600-4T", "HMT-1800-4T", "HMT-2000-4T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hmt-manual", "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global HMT LA family only. Code 124, Australian variant and firmware range are not confirmed by this source; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-144" }, { "brand": "Hoymiles", "code": "145", "fault": "Grid underfrequency", "meaning": "AC grid frequency fell below the lower protection limit.", "fix": null, "homeowner_action": "Record the alarm, time and whether the premises supply appears normal. It may recover when the grid returns to range; do not change grid limits and contact the installer if it repeats.", "installer_remedy": "Check the measured grid voltage, frequency or rate of change against the exact HMS/HMT profile. Obtain the local network operator's consent before any protection-limit change and escalate persistent supply abnormalities.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" }, { "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "label": "HMT manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." }, { "identity_id": "hoymiles-hmt-1600-2000-4t-la", "confidence": "confirmed", "model_family": "HMT-1600/1800/2000-4T LA", "exact_models": [ "HMT-1600-4T", "HMT-1800-4T", "HMT-2000-4T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hmt-manual", "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global HMT LA family only. Code 124, Australian variant and firmware range are not confirmed by this source; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-145" }, { "brand": "Hoymiles", "code": "146", "fault": "Rapid grid frequency change rate", "meaning": "The rate of change of grid frequency (ROCOF) exceeded the allowed limit.", "fix": null, "homeowner_action": "Record the alarm, time and whether the premises supply appears normal. It may recover when the grid returns to range; do not change grid limits and contact the installer if it repeats.", "installer_remedy": "Check the measured grid voltage, frequency or rate of change against the exact HMS/HMT profile. Obtain the local network operator's consent before any protection-limit change and escalate persistent supply abnormalities.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" }, { "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "label": "HMT manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." }, { "identity_id": "hoymiles-hmt-1600-2000-4t-la", "confidence": "confirmed", "model_family": "HMT-1600/1800/2000-4T LA", "exact_models": [ "HMT-1600-4T", "HMT-1800-4T", "HMT-2000-4T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hmt-manual", "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global HMT LA family only. Code 124, Australian variant and firmware range are not confirmed by this source; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-146" }, { "brand": "Hoymiles", "code": "147", "fault": "Power grid outage", "meaning": "The microinverter detected a grid outage.", "fix": null, "homeowner_action": "Confirm whether the premises has grid supply and record the alarm. Do not operate solar switches or rooftop equipment; contact the installer if normal supply is present but the alarm remains.", "installer_remedy": "Check the AC supply, connection and anti-islanding condition under the exact HMS/HMT procedure. Restore service only after a stable grid and sound AC connection are confirmed.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" }, { "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "label": "HMT manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." }, { "identity_id": "hoymiles-hmt-1600-2000-4t-la", "confidence": "confirmed", "model_family": "HMT-1600/1800/2000-4T LA", "exact_models": [ "HMT-1600-4T", "HMT-1800-4T", "HMT-2000-4T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hmt-manual", "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global HMT LA family only. Code 124, Australian variant and firmware range are not confirmed by this source; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-147" }, { "brand": "Hoymiles", "code": "148", "fault": "Grid disconnection", "meaning": "The microinverter detected disconnection from the grid (loss of AC connection).", "fix": null, "homeowner_action": "Confirm whether the premises has grid supply and record the alarm. Do not operate solar switches or rooftop equipment; contact the installer if normal supply is present but the alarm remains.", "installer_remedy": "Check the AC supply, connection and anti-islanding condition under the exact HMS/HMT procedure. Restore service only after a stable grid and sound AC connection are confirmed.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" }, { "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "label": "HMT manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." }, { "identity_id": "hoymiles-hmt-1600-2000-4t-la", "confidence": "confirmed", "model_family": "HMT-1600/1800/2000-4T LA", "exact_models": [ "HMT-1600-4T", "HMT-1800-4T", "HMT-2000-4T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hmt-manual", "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global HMT LA family only. Code 124, Australian variant and firmware range are not confirmed by this source; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-148" }, { "brand": "Hoymiles", "code": "149", "fault": "Island detected", "meaning": "Anti-islanding protection tripped. The microinverter detected an islanding condition and disconnected for safety.", "fix": null, "homeowner_action": "Confirm whether the premises has grid supply and record the alarm. Do not operate solar switches or rooftop equipment; contact the installer if normal supply is present but the alarm remains.", "installer_remedy": "Check the AC supply, connection and anti-islanding condition under the exact HMS/HMT procedure. Restore service only after a stable grid and sound AC connection are confirmed.", "remedy_sources": [ { "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "label": "HMS 1T manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf", "tier": "Manufacturer" }, { "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "label": "HMT manual", "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf", "tier": "Manufacturer" } ], "applicability": [ { "identity_id": "hoymiles-hms-300-500-1t", "confidence": "confirmed", "model_family": "HMS-300/350/400/450/500-1T", "exact_models": [ "HMS-300-1T", "HMS-350-1T", "HMS-400-1T", "HMS-450-1T", "HMS-500-1T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hms-1t-manual", "title": "Hoymiles HMS-300/350/400/450/500-1T single-phase microinverter user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/36da18c0b5.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Current global HMS 1T family only. Australian variant and firmware range are not confirmed; community decoder entries are excluded." }, { "identity_id": "hoymiles-hmt-1600-2000-4t-la", "confidence": "confirmed", "model_family": "HMT-1600/1800/2000-4T LA", "exact_models": [ "HMT-1600-4T", "HMT-1800-4T", "HMT-2000-4T" ], "product_role": "unknown", "documentation_region": "International", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "The documentation surface does not establish that the installed unit is an Australian regional variant.", "firmware_range": null, "firmware_note": "No safe firmware range is stated for the displayed fault guidance; confirm the installed version and current manufacturer documentation.", "manual": { "source_id": "hoymiles-hmt-manual", "title": "Hoymiles HMT-1600/1800/2000-4T LA user manual", "revision": null, "publication_date": null, "url": "https://www.hoymiles.com/uploadfile/1/202506/8023082e53.pdf" }, "live_status_source_ids": [ "cec-approved-inverters", "cec-delistings", "cec-recalls" ], "scope_note": "Global HMT LA family only. Code 124, Australian variant and firmware range are not confirmed by this source; community decoder entries are excluded." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-149" }, { "brand": "Hoymiles", "code": "9000", "fault": "Microinverter suspected stolen", "meaning": "Community decoder: an anti-theft event was reported. This code was not found in the reviewed manufacturer manuals.", "fix": null, "homeowner_action": null, "installer_remedy": null, "remedy_sources": [], "applicability": [ { "identity_id": null, "confidence": "unknown", "model_family": null, "exact_models": [], "product_role": "unknown", "documentation_region": "unknown", "australian_variant": "unknown", "regional_variant": null, "region_evidence_note": "No exact manufacturer identity source is linked to this displayed guidance.", "firmware_range": null, "firmware_note": "No source-linked firmware applicability is documented for this displayed guidance.", "manual": { "source_id": null, "title": null, "revision": null, "publication_date": null, "url": null }, "live_status_source_ids": [], "scope_note": "Brand-level guidance only. Exact model family, product role, Australian or regional variant, firmware range and supporting manual applicability are not confirmed." } ], "url": "https://wattbench.ai/hoymiles-microinverter-error-codes#code-9000" } ] }