Sungrow error codes

19 documented Sungrow error codes, with meaning, probable causes and a guided diagnostic tree in the app.

ElectraIQ

• 002 — DC Overvoltage
• 002 — Grid Fault — Frequency/Voltage Out of Range
• 008 — Internal Hardware Fault
• 011 — AC Overcurrent / Overload
• 015 — Thermal Derating
• 039 — Ground Fault (GFDI / IMD)
• 039 — Low Insulation Resistance (Riso Low)
• 045 — MPPT Tracking Error
• 045 — SPD DC/AC Fault
• 050 — CEI 0-21 Interface Protection
• 072 — Communication Board Fault
• 088 — DC Arc Fault Circuit Interruption (AFCI)
• 091 — Potential Induced Degradation (PID)
• iSolarCloud - Sync Timeout — Remote Monitoring Platform Sync
• Logger - Meter Error — Meter / Revenue Grade Fault
• Logger - RS485 Timeout — RS485 Communication Failure
• Logger - Sensor Fault — Environmental Sensor Fault
• Logger1000A - Fault 01 — Datalogger Offline
• N/A — Inverter Replacement Commissioning

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