Technical data
38
Chapter 5 Operation
2. Run the “2 Restart” command to reboot the system
according to “6.3.7 System protection parameter setup”.
The causes of fault can be identified based on the faults
listed in Table 5-1. Please contact our after-sales service if
the fault persists.
Table 5-1 Troubleshooting Table
Warn/Protect/
Fault
Definition Possible causes
Recommended
solutions
1、SPICommErr
Communication
inside inverter
fails
1、Communication
circuits inside
inverter are loose;
2、Serious EMI
around inverter
1、Observe for 5
minutes and see
whether the alarm will
be eliminated
automatically;
2、Turn off 3-phase
working power supply
and then reboot the
system;
3、Contact after-sales
service personnel
2、
Warn0010
Fan (invisible
from outside)
inside inverter is
working
abnormally
1、Fan is blocked;
2、Power supply
circuit of the fan
has problem;
3、Fan state test
circuit is loose;
4、Fan service life
expires
1、Observe for 5
minutes and see
whether the alarm will
be eliminated
automatically;
2、Switch off 3-phase
working power supply
and then reboot the
system;
3、Contact after-sales
service personnel
3、
Warn0030
Eeprom error
Internal storage
error
1、Observe for 5
minutes and see
whether the alarm will
be eliminated
automatically;
2、Contact after-sales
service personnel
Warn
4、
Warn0040
DC breaker error
1、PV positive pole
and negative pole
are connected
reversely;
1、Observe for 5
minutes and see
whether the alarm will
be eliminated
automatically;