Troubleshooting - Alpha ESS SMILE G3 User Manual

Maintenance and Troubleshooting
Risk of burns due to hot heatsink and housing
The heatsink and housing of the inverter can get hot during operation.
During operation, do not touch any parts other than the cover.

Wait approx. 30 minutes before cleaning until the heatsink has cooled down.


6.2. Troubleshooting

Inverter Error Troubleshooting
Error
Error description
No.
100000 Grid_OVP
100001 Grid_UVP
100002 Grid_OFP
100003 Grid_UFP
100005 BUS_OVP1
100007 Insulation_fault
100008 GFCI_fault
Solution
1. Check whether Grid is abnormal.
2. Confirm whether the grid cable
connection is normal.
3. Restart inverter and check whether the
fault is existing.
1. Check whether the input voltage of PV1
and PV2 ex-ceeds 580V.
2. If the first one does not exist, restart the
inverter to see if the fault still exists. If it
still exists, please call the service center.
1. Check whether PV cable connection is
reliable.
2. Check whether PV cable is damaged.
1. Restart inverter and check whether the
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