ABB Aurora Power-One Inverter Fault & Error Codes

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The following is a list of ABB inverter error codes, messages, causes and solutions from ABB Aurora Power-One Inverter user manual. The following list contains the error and alarm messages that the ABB Aurora Power-One inverters may display along with the procedures for solving possible problems and some appropriate troubleshooting tips. If you require any further assistance please call us on 1300 980 640.





Sun Low W001 Input Voltage under the threshold
Input voltage under the threshold (when off)
Input OC E001 Input Over-current
Input UV W002 Input Under-voltage
Input OV E002 Input Over-voltage
Int. Error E003 No parameters
Bulk OV E004 Bulk Over-voltage
Int. Error E005 Communication Error
Out OC E006 Output Over-current
Int. Error E007 IGBT Sat
Sun Low W011 Bulk Under-voltage
Int. Error E009 Internal Error
Grid Fail W003 Grid Fail
Wrong grid parameters
Int. Error E010 Bulk Low
Int. Error E011 Ramp Fail
DC/DC Fail E012 DcDc Error revealed by inverter
DcDc fault detected by inverter
Wrong Mode E013 Wrong Input setting (Singe instead of dual)
Wrong Input setting (Single instead of dual-channel)
Over Temp. E014 Over-temperature
Internal temperature too high
Cap. Fault E015 Bulk Capacitor Fail
Bulk capacitor fault
Inv. Fault E016 Inverter fail revealed by DcDc
Inverter fault detected by DcDc
Int. Error E017 Start Timeout
Ground F. E018 I leak fail
Leakage current fault
Int. Error E019 I leak Sensor fail
Leakage current fault
Int. Error E020 DcDc relay fail
DcDc relay fault
Int. Error E021 Inverter relay fail
Inverter relay fault
Int. Error E022 Autotest Timeout
Int. Error E023 Dc-Injection Error
Grid OV W004 Output Over-voltage
Grid UV W005 Output Under-voltage
Grid OF W006 Output Over-frequency
Grid UF W007 Output Under-frequency
Z Grid HI W008 Z grid out of range
Impedance outside range
Int. Error E024 Unknown Error –
Internal Error
————- E025 Riso Low (Log Only)
Low insulation resistance (Log only)
Int. Error E026 Vref Error
Wrong reference voltage (VRef)
Int. Error E027 Vgrid Measures Fault
Grid voltage (VGrid) misreading
Int. Error E028 Fgrid Measures Fault
Grid frequency (FGrid) misreading
Int. Error E029 Zgrid Measures Fault
Int. Error E030 Ileak Measures Fault
Leak current (ILeak) misreading
Int. Error E031 Wrong V Measure
Voltage (V) misreading
Int. Error E032 Wrong I Measure
Current (I) misreading
Fan Fail W010 Fan Fail (no disconnection)
Fan Faulty (Log Only)
Int. Error E033 Under Temperature
Internal Temperature
E034 Interlock Fail (Not Used)
E035 Remote Off
Remote power-off
E036 Vout Avg
Average output voltage outside range
W012 Clock Battery Low (No disconnection)
Clock battery low (not operating)
W013 Clock Failure (No disconnection)
Clock faulty (not operating)
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