SAJ R5-0.7K-S1 User Manual page 50

Fault Information
Frequency Error
Grid Lost Error
GFCI Error
DCI Error
ISO Error
Overcurrent
Over Bus Voltage
PV Overcurrent
PV Voltage Fault
Lost Communication
· If the volt. of the grid is higher than the volt. regulated by
local grid, please inquire the local grid workers whether they
can adjust the volt. at the feed point or change the value of the
regulated volt.
If the volt. of the grid is in regulated range as allowed and
monitoring portal still shows this error, please contact your
distributor or call SAJ technical support.
Check the setting of country and frequency of the local grid, if
the above mentioned are in normal, please contact your
distributor or call SAJ technical support.
Check the connection status between the AC side of the
inverter and the grid, if the above mentioned are in normal,
please contact your distributor or call SAJ technical support.
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 call SAJ technical support.
If this error always exists, please contact your distributor or
call SAJ technical support.
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 call SAJ technical support.
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 call SAJ technical support.
Check the settings of the solar panel. SAJ designer can help
you. If the above mentioned are in normal, please contact
your distributor or call SAJ technical support.
If this error exists always, please contact your distributor or
call SAJ technical support.
Check the settings of the solar panel. SAJ designer can help
you. If the above mentioned are in normal, please contact
your distributor or call SAJ technical support.
Check the connection of communication cables between
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Troubleshooting
R5
Series