KEHUA TECH iStoragE Series, Руководство пользователя

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6 Maintenance and Troubleshooting
PV Energy Storage Inverter iStoragE Series
User Manual
66
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Fault
type
Check item Fault description Solution
disconnected 75V check whether the battery voltage sampling
value is less than 75V.
Battery
Over-temperature
protection
Battery heat sink
temperature is too
high.
1.Try to lower the ambient temperature.
2.Make sure that the inverter is installed
according to the manual and there is no
shelter around the inverter.
3.After the inverter is powered off and
waiting for 30 minutes, then restart it. If the
fault still exists, contact service.
Battery
over-current
Battery charge/
discharge current
detected on software
exceeds allow value
1.Try to reduce the BAT power.
2.Restart the inverter to see if the fault still
exists. If it still exists, contact customer
service.
BMS
communication
fault
Abnormal
communication with
BMS.
Check whether communication wire
between BMS and inverter is loosed.
Battery inner fault
Shutdown fault from
BMS.
Check the fault code position question from
BMS on APP.
Battery reverse
connected
Battery wiring
abnormal
Check whether positive and negative wiring
of battery is abnormal.
Alarm5
Inverter side
over-temperature
Inverter heat sink
ambient temperature
is too high.
1.try to lower the ambient temperature.
2.make sure that the inverter is installed
according to the manual and there is no
shelter around the inverter.
3.after the inverter is powered off and
waiting for 30 minutes, then restart it. If the
fault still exists, contact service.
Inverter voltage
abnormal
Output voltage
abnormal
Check whether voltage and load of grid is
abnormal