40
Chapter 4 Operation
Warn/Protect/
Fault
Definition Possible
causes
Recommended
solutions
9
、
Warn008x Inside
warning
It is detected that the
average DC input in
Cabinet 1/2 is 30A
larger than that in
Cabinet 2/1
1
、
Observe for 5
minutes and see
whether the alarm will
be eliminated
automatically;
2
、
Contact after-sales
service personnel
Protect
1
、
TempOver
Ambient
temperature or
temperature inside
inverter is too high
1
、
Ambient
temperature outside
the inverter is too
high;
2
、
Radiation air inlet
is blocked
1
、
Confirm that
external ambient
temperature is within
the specified range of
operating temperature;
2
、
Check whether
radiation air inlet is
blocked;
3
、
Whether radiation
fan is blocked;
4
、
Observe for 30
minutes and see
whether the alarm will
be eliminated
automatically;
5
、
Contact after-sales
service personnel
2
、
GridV.OutLim
Grid voltage
exceeds the
specified range, or
grid is not detected
1
、
Grid voltage is
abnormal;
2
、
Power grid outage
3
、
Cable connection
between the inverter
and the grid is
disconnected
4
、
Inverter has
internal problems
1
、
Observe for 10
minutes and see
whether the alarm will
be eliminated
automatically;
2
、
Check whether the
grid voltage is within
the specified range;
3
、
Check whether the
cable connection to
the grid is
disconnected or has
abnormalities;
4
、
Contact after-sales
service personnel
