19
Solution:
Replace MOV board. Material code: SKB700.0001101LS0
Malfunction Reason:
Lighting strike or Utility input surge may damage MOV board. So replacing MOV board may solve the
issue.
8 52fault
52fault means battery voltage is too low.
Testing method:
a. Restart the battery and inverter
b. Try to disconnect all load from inverter. Then observe if it is normal. If YES, it may be caused by load.
c. Try to change battery connection type. Like ARK battery, try to divide them into 2 groups in parallel.
Solution:
Restart the battery and inverter, reduce the load and change battery connection type.
Malfunction Reason:
Most of time, because of heavy load, battery can’t supply enough power for load and cause the low
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