Troubleshooting
54
Faults
Diagnosis and solution
PV Volt Fault
AC10M Volt Fault
Isolation Fault
Temp Over Fault
Fan1 Speed Fault
Fan2 Speed Fault
C1 Can Fault
C1 Temp High
C1 FAN Fault
C1 TZ Fault
C1 EEPROM Fault
C1 HCT1 Fault
C1 Bus OVP
PV Voltage Fault
• Check the output of the PV voltage.
• Or seek for help from us.
The grid's Voltage is out of range for the last 10 minutes.
• The system will back to normal if the grid is back
• Or seek for help from us.
Isolation Fault
• Check the connection of the inverter.
• Or seek for help from us.
Temperature over the limitation
• Check if the fan is running normally.
• Check if the envirement temperature is over limitation.\
• Or seek help from us.
Fan speed out of the normal range.
• Check if the fan is stopped by dust or other foreign.
• Or seek help from us, if can not go back to normal state.
The battery group's can communication fault.
• Reconnect the charger communication cable.
• Or seek help from us.
The battery charger is over temperature.
• Check if the air ducting of the charger is blocked.
• Improve the working environment or reduce the charging or
discharging current.
• Or ,Seek help from us.
The fan of the charger is broken.
• Check if the fan is working normally.
• Check if anything blocking the fan
• Or, Seek help from us.
The protection of the charger fault.
• Wait for a while to check if back to normal.
• Or, Seek help from us.
The charger's EEPROM fault.
• Wait for a while to check if back to normal.
• Or, Seek for help from us.
The charger's current detection fault.
• Reconnect the charger.
• Or, Seek for help from us.
The Bus voltage of the charger over limit.
• Wait for a while to check if back to normal.
• Or, Seek for help from us.
C1 Temp Low
The charger is under temperature
• Improve the working environment of the charger.
• Or, Seek for help from us.
C1 HCT2 Fault
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