Temperature over the limitation
• Check if the fan is running normally.
• Check if the environment temperature is over limitation.
• Or seek help from us.
The battery groups 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 charger is under temperature
• Improve the working environment of the charger.
• Or, Seek for help from us.
The Boost voltage of the charger over limit.
• Wait for a while to check if back to normal.
• Or. Seek for help from us.
The battery voltage is over limit.
• Wait for a while to check if back to normal.
• 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.
The charger is over current protected.
• Wait for a while to check if back to normal.
• Or, Seek help from us.
The boost current of the charger is over limit.
• Wait for a while to check if back to normal.
• Or, Seek help from us.
The meter is not connected well.
Check the connection of the C T or the meter.
Or, Seek help from us.
DCI over current protection Fault.
• Wait for a while to check if back to normal.
• Or seek for help from us.
Other device fault.
• Turn off the PV, battery and grid , reconnect them.
• Or seek for help from us if cannot back to normal.
Over current fault detected by software.
• Turn off the PV, battery and grid , reconnect them.
• Or seek for help from us if cannot back to normal.