Sunfree Series
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and the grid, if the above mentioned are in normal, please contact
your distributor or phone SAJ.
GFCI Error
Check the insulation resistance of the positive side and cathode
side of the solar panel; check whether the inverter is in wet
environment; check the grounding of the inverter. If the above
mentioned are in normal, please contact your distributor or phone
SAJ.
DCI Error
If this error exists always, please contact your distributor or phone
SAJ.
ISO Error
Check the insulation resistance of the positive side and cathode
side of the solar panel; check whether the inverter is in wet
environment; check whether the grounding of the inverter is loose
or not. If the above mentioned are in normal, please contact your
distributor or phone SAJ.
Current High
Check the connection status between the inverter and the grid and
test whether the volt of the grid is stable or not, if the above
mentioned are in normal, please contact your distributor or phone
SAJ.
Bus Voltage High
Check the settings of the solar panel. SAJ designer can help you.
If the above mentioned are in normal, please contact your
distributor or phone SAJ.
PV
Current High
If this error exists always, please contact your distributor or phone
SAJ.
PV Voltage Fault
Check the settings of the solar panel. SAJ designer can help you.
If the above mentioned are in normal, please contact your
distributor or phone SAJ.
Battery management
system Fault
Check the parameter of battery or restart the batter. If this event
occurs all the time, please contact your distributor or phone SAJ.
Table 7.2 Troubleshooting
