Troubleshooting - Goodwe ET Series User Manual

User Manual V1.0-2022-08-30

9.4 Troubleshooting

these methods do not work.
1.
2.
in analyzing the problem.
3. Utility grid situation.
No. Fault
1. Utility grid power
fails.
1 Utility Loss
disconnected, or
exceeds the
permissible range,
or the duration
2
exceeds the
HVRT.
Cause
1. The alarm is automatically cleared after the
grid power supply is restored.
2.
1. If the problem occurs occasionally, the
utility grid may be abnormal temporarily.
detecting that the utility grid is normal.
2.
permissible range.
• Contact the local power company if the
range.
•
threshold, HVRT or disable the
obtaining the consent of the local power
the permissible range.
3.
output cables are connected securely and
correctly if the problem persists.
45
Solutions