Battery Overdischarge
Current Alarm
Restart the product. If the problem persists after multiple
attempts, contact Growatt Customer Service Center for repair.
Communication Failure with
BMS
Restart the product. If the problem persists after multiple
attempts, contact Growatt Customer Service Center for repair.
Communication Failure with
MPPT
Restart the product. If the problem persists after multiple
attempts, contact Growatt Customer Service Center for repair.
PV1 Overvoltage Protection
Check if input conforms to photovoltaic charging
specifications. Disconnect photovoltaic input or restart the
product to resume normal operation.
PV1 Overcurrent Protection
Check if input conforms to photovoltaic charging
specifications. Disconnect photovoltaic input or restart the
product to resume normal operation.
PV1 Overtemperature
Protection
Shut down the product. After cooling for 2-3 hours, it can be
reopened and should work normally.
PV2 Overvoltage Protection
Check if input conforms to photovoltaic charging
specifications. Turn off photovoltaic input to resume normal
operation.
PV2 Overcurrent Protection
Check if input conforms to photovoltaic charging
specifications. Disconnect photovoltaic input or restart the
product to resume normal operation.
PV2 Overtemperature
Protection
Shut down the product. After cooling for 2-3 hours, it can be
reopened and should work normally.
DC Output Low Voltage
Protection
Restart the product. If the issue persists after multiple
attempts, contact Growatt Customer Service Center for repair.
DC Output High Voltage
Protection
Restart the product. If the issue persists after multiple
attempts, contact Growatt Customer Service Center for repair.
Whole Unit Overtemperature
Shut down the product. After cooling for 2-3 hours, it can be
reopened and should work normally.
DC Output Overload
Protection
Reduce the load to resume normal operation. Prolonged
overload may damage the product.
Low Battery Voltage
Protection
Please charge in time. If the problem persists after 2-3 hours
of charging, contact Growatt Customer Service Center for
repair.
High Battery Voltage
Protection
Turn off photovoltaic input, restart the product. If the issue
persists after multiple attempts, contact Growatt Customer
Service Center for repair.
Low Battery Charging
Temperature Protection
Use in a warmer location or wait after connecting to
photovoltaic input before using.
High Battery Charging
Temperature Protection
Shut down the product. After cooling for 2-3 hours, reopen
and use normally.
Low Battery Discharge
Temperature Protection
Use in a warmer location or wait after connecting to
photovoltaic input before using.
High Battery Discharge
Temperature Protection
Shut down the product. After cooling for 2-3 hours, reopen
and use normally.
Battery Overcharge Current
Protection
Restart the product. If the issue persists after multiple
attempts, contact Growatt Customer Service Center for repair.
Battery Overdischarge
Current Protection
Restart the product. If the issue persists after multiple
attempts, contact Growatt Customer Service Center for repair.
Restart the product. If the issue persists after multiple
attempts, contact Growatt Customer Service Center for repair.
Battery Temperature
Sampling Anomaly
Restart the product. If the issue persists after multiple
attempts, contact Growatt Customer Service Center for repair.
Battery Voltage Sampling
Anomaly
Restart the product. If the issue persists after multiple
attempts, contact Growatt Customer Service Center for repair.