RNWBL Service Line
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Knowledge base
Recent Fault Code Articles
Inverters SMA
Sunny Central CP-10/CP-XT/CP-US/HE-US/U-Series
- SAFETY***
- Provisioning MMTCON - Serial Number Redetect
- Maintenance Manual
- Provisioning / Updating SC20CONT - Serial Number Redetect 7600 Fault
- Switching Off the Inverter
Kodiak Series
- 6422 - Undefined Hardware Failure (Stacks)
- 6440 - Transformer Protection Triggered
- 7620 - Internal Communication Failure (Stacks / ACC)
- 7621 - Internal Communication Failure (Stacks / ACC)
- 7707 - AC Separating Point or AC Contactor Fault
SMA General Tips
- Sunny Central - Bad Power Supply Symptoms
- Sunny Central CP Error - Disturbance on the Utility Grid
- SEMIKUBE IGBT Refurbishment: The Good, The Bad & The Ugly
- Sunny Central CP Errors - Disturbance on the PV Array
- SMA HE-US CP-10 Fault Code Descriptions
SMA Sunny Boy Single Phase Inverter
- Event Number - (101-105) - Grid Voltage High
- Event Number - (202-206) - Utility Grid Disconnect
- Event Number - (401-404) - Grid Disconnect , Change in Power Frequency
- Event number - 501 - Power Frequency Error
- Event Number - 601 - Excessive DC in Grid
Inverters CPS / Chint
CPS SCA23/28KTL-DO/US-480
- Error Code - 1 - Temperature Sensor Error
- Error Code - 2 - CommErr
- Error Code - 3 EXT Fan Err.
- Error Code - 4 - EepromErr
- Error Code - 5 - Temp Over
CPS SCA36KTL-DO/US
- Error Code - 1 - TempSensorErr
- Error Code - 2 - CommErr
- Error Code - 3 - ExtFanErr
- Error Code - 4 - EepromErr
- Error Code - 5 - TempOver
CPS SCA50KTL-DO/US-480 & SCA60KTL-DO/US-480
- Warning - Warn0030 - EepromErr
- Warning - Warn0050 - TempSensorErr
- Alarm - TempSensorErr
- Alarm - CommErr
- Alarm - ExtFanErr
CPS SCH100KTL-DO/US-600 & SCH125KTL-DO/US-600
- LED Fault - Power - Working Power Light
- LED Fault - Run - Grid-tied operation indication light
- LED Fault - GRID - Grid status Indication light
- LED Fault - Fault - Fault status indication light
- LED Fault - Upgrade status
CPS ECB30KTL-O/US
- LED Fault - LED/LCD Screen Fault
- LED Fault - Grid LED Fault
- Alarm - TempSensorErr
- Alarm - CommErr
- Alarm - ExtFanErr
Inverters Ginlong Solis
Solis 25-40K
- Fault - 1 - Blank Screen
- Fault - 2 - Initializing
- Fault - 3 - OV-G-V: Over Grid Voltage
- Fault - 4 - UN-G-V: Under Grid Voltage
- Fault - 5 - OV-G-F: Over Grid Frequency
Solis 50-66k
- Fault - 1 - No info
- Fault - 2 - Initializing
- Fault - 3 - OV-G-V: Over Grid Voltage
- Fault - 4 - UN-G-V: Under Grid Voltage
- Fault - 5 - OV-G-F: Over Grid Frequency
Solis - 50-66k SW
- Fault - 1 - No Info
- Fault - 2 - Initializing
- Fault - 3 - OV-G-V: Over Grid Voltage
- Fault - 4 - UN-G-V: Under Grid Voltage
- Fault - 5 - OV-G-F: Over Grid Frequency
Solis 1-10k 4G
- Fault - 1 - No Info
- Fault - 2 - Initializing
- Fault - 3 - OV-G-V: Over Grid Voltage
- Fault - 4 - UN-G-V: Under Grid Voltage
- Fault - 5 - OV-G-F: Over Grid Frequency
Solis 1-5K 2G
View all (18)Solis 20 - 36k
View all (16)Inverters Sungrow
SG100MX
- LED Fault - 1 - No LED On
- LED Fault - 2 - Power is Off
- LED Fault - 3 - RUN is off
- LED Fault - 4 - Fault is on
- LED Fault - 5 - COM is off
SG10KTL
- LED Fault - 1 - Screen not on
- LED Fault - 2 - "RUN" indicator goes out
- LED Fault - 3 - "Fault" Indicator is lit
- Fault - 002
- Fault - 003
SG50KTL-M
View all (53)SG60KTL
View all (51)SG30KU
View all (55)SG36KTL
View all (50)SG2KTL (3,5)
View all (47)Inverters Fronius
Fronius Symo 10.0-3
- Error Code - 102 - AC Overvoltage
- Error Code - 103 - AC Undervoltage`
- Error Code - 105 - AC Over Frequency
- Error Code - 106 - AC Under Frequency
- Error Code - 107 - AC Grid Not Detected
Fronius Symo Advanced
- Error Code - 212 - Overvoltage on L1
- Error Code - 213 - Undervoltage on L1
- Error Code - 222 - Overvoltage on L2
- Error Code - 223 - Undervoltage on L2
- Error Code - 232 - Overvoltage on L3
Fronius Primo
- Error Code - 102 - AC Voltage too high
- Error Code - 103 - AC Voltage too low
- Error Code - 105 - AC frequency too high
- Error Code - 106 - AC frequency too low
- Error Code - 107 - No AC grid detected
Inverters Solectria
SGI 500/750XTM
- Error Code - 1 - Contactor Fail - Y
- Error Code - 2 - CT Failure - Y
- Error Code - 3 - DC GND Fault - Y
- Error Code - 4 - Desat Error - Y
- Error Code - 5 - IGBT Overtemp - Y
PVI 10/13/15 kW
Solectria XGI 1000
- Critical Event Code - 1 - Software Parameter Load Failure
- Critical Event Code - 2 - Internal Communication Failure 1
- Critical Event Code - 3 - Internal Communication 2 Failure
- Critical Event Code - 4 - Arc Fault Detected
- Critical Event Code - 5 - AC Contactor Failure