Sungrow SG125HV, Руководство пользователя

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9 Troubleshooting and Maintenance User Manual
72
Fault code Description Check method
010
AC power failure,
AC switch or circuit is
disconnected.
Generally, the inverter will be
reconnected to the grid after the grid
returns to normal. If the fault occurs
repeatedly:
1. Check whether the grid supplies
power reliably.
2. Check whether the AC cable is firmly
in place.
3. Check whether the AC cable is
connected to the correct terminal
(whether the live wire and the N wire
are correctly in place).
4. Check whether the AC circuit
breaker is connected.
5. If the fault is not caused by the
foregoing reasons and still exists,
contact Sungrow Service.
011
DC component in the
AC current exceeds the
permissible range of
the inverter.
1. The fault is caused by external fault
of the inverter. Generally, the inverter
will be reconnected to the grid after
the external fault is removed.
2. If the fault occurs repeatedly,
contact Sungrow Service.
012
Excessive leakage
current
1. The fault can be caused by poor
sunlight or damp environment, and
the inverter will be reconnected to the
grid after the environment is
improved.
2. If the environment is normal, check
whether the AC and DC cables are well
insulated.
3. If the fault is not caused by the
foregoing reasons and still exists,
contact Sungrow Service.