LG ESS Home 10 Installation Manual page 73

Code Message
B610 Temperature
Deviation Fault
B611 Under Temperature
fault
B612 Over Temperature
fault
B613 Cell Voltage Imbalance
Fault
B614 Cell Under Voltage
Fault
B615 Cell Over Voltage
Fault
B616 BMS Fault
B617 Battery Monitoring
IC Loss Of
Communication Fault
2
B618 PCS Loss Of
Communication
Fault2
B622 Over Discharge Power
Limit Fault
B623 Over Charge Power
Limit Fault
B624 Over Discharge
Current Fault
B625 Over Charge Current
Fault
B627 Under Temperature
fault
B628 Over Temperature
fault
B630 Cell Under Voltage
Fault
B631 Cell Over Voltage
Fault
Description
Temperature differences between
the batteries are over the limitation
The battery temperature is lower
than the limitation
The battery temperature is Higher
than the limitation
Cell Voltage differences between
the battery cells are higher than
the limitation
Cell Voltage level of battery cell is
lower than the limitation
Cell Voltage level of battery cell is
higher than the limitation
BMS Fault
Battery Monitoring IC Loss Of
Communication Fault 2
PCS Loss Of Communication Fault
2
Discharge Power of the battery is
lower than the limitation
Charge Power of the battery is
higher than the limitation
Current level of the battery is
lower than the limitation
Current level of the battery is
higher than the limitation
The battery temperature is lower
than the limitation
The battery temperature is Higher
than the limitation
Cell Voltage level of battery cell is
lower than the limitation
Cell Voltage level of battery cell is
higher than the limitation
Troubleshooting
Solution
Automatically restart after
detecting fault
Automatically restart after
detecting fault
Automatically restart after
detecting fault
Automatically restart after
detecting fault
Automatically restart after
detecting fault
Automatically restart after
detecting fault
Contact service center
Contact service center
Contact service center
Contact service center
Contact service center
Contact service center
Contact service center
Contact service center
Contact service center
Contact service center
Contact service center
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