Goodwe ET Series User Manual page 56

09 Maintenance
No. Fault
1.
2. The sampling
30
The PV array
PV Input not correct. Too
31
many PV panels are
connected in series
in the PV string.
1. The PV
PV Continuous
32 Hardware
2. The hardware is
1. The PV
PV Continuous
33 Software
2. The hardware is
String1 PV String
34
The PV string
is connected
String2 PV String
35
Cause
too high.
switch, then connect them 5 minutes later.
the problem persists.
abnormal.
Check the serial connection of the PV array.
PV string is not higher than the maximum
switch, then connect them 5 minutes later.
not proper.
the problem persists.
damaged.
switch, then connect them 5 minutes later.
not proper.
the problem persists.
damaged.
Check whether the PV1 and PV2 strings are
52
User Manual V1.0-2022-08-30
Solutions