72
Troubleshooting and Maintenance
Error Code Fault Diagnosis and Solution
BMS_CHG_REQ_FAULT
Charging request
not responded
Inverter does not respond the charging
request.
• Restart the BMS or the inverter.
• Contact the after-sales personnel of
our company.
BMS_LOST
Communication
loss of the BMS
Communication loss of the BMS:
• Ensure that the communication
cable is properly connected.
• Contact the after-sales personnel of
our company.
ALM_ID_BAT_TYPR_CFG_
ERR
Error of battery
type
Error of battery type:
• Check whether the communication
cable is properly connected after
shutting down all the battery
modules, and then restart Black
Start.
ALM_ID_BATT_VOLT_
HIGH
BMS overvoltage
Overvoltage of a single battery module:
• Contact the after-sales personnel of
our company.
ALM_ID_BAT_BMS_CELL_
FAULT
Battery cell fault
of the BMS
Battery cell fault of the BMS:
• Check the fault carefully.
• Contact the after-sales personnel of
our company.
ALM_ID_BAT_BMS_
COMM_FAULT
BMS
communication
fault
BMS communication fault:
• Check the fault carefully.
• Contact the after-sales personnel of
our company.
ALM_ID_BAT_CURR_
HIGH
Battery current
too high
Too much current is drawn by a load:
• Decrease the load power
• Contact the after-sales personnel of
our company.
ALM_ID_BAT_SOC_LOW Low SoC
Low SoC:
• Check the fault carefully.
• Contact the after-sales personnel of
our company.