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Type of Fault
Code
Name Description Recommend Solution
AC Fault
• Change fuse.
• Power off, then restart (Ref. Chapter8).
• If those faults continuously and
frequently, please ask help for local
distributors.
BiDC fuse broken
BiDC relay abnormal
BDCFuseFaultE59
E60 BDCRelayFault
R phase current over
S phase current over
T phase current over
On-grid current unbalanced
DC injection current over
• Power off, then restart (Ref. Chapter8).
• If those faults occurs continuously and
frequently, please ask help for local
distributors.
F01
F02
F03
F04
F05
F06
F07
HwOverFault
InvHwOverCurrFault
InvROverCurrFault
InvSOverCurrFault
InvTOverCurrFault
GridUnbalanCurrFault
DcInjOverCurrFault
PLL abnormal
Grid relay abnormal
Ups relay abnormal
Generator relay abnormal
Relay4 abnormal
• Power off, then restart (Ref. Chapter8).
• If those fault occurs continuously and
frequently, please ask help for local
distributors.
F09
F10
F11
F12
F13
PLLFault
GridRelayFault
UpsRelayFault
GenRelayFault
Relay4Fault
Generator current over
F17
F18
F19
GenROverCurrFault
GenSOverCurrFault
GenTOverCurrFault
Off-grid output current over
• When off-grid the load start impulse
current is over, reduce the start impulse
current load.
• Power off, then restart (Ref. Chapter8).
• If those fault occurs continuously and
frequently, please ask help for local
distributors.
• Check generator output voltage,
frequency is stability, and adjust
generator.
• Power off, then restart(Ref. Chapter8).
• If those fault occurs continuously and
frequently, please ask help for local
distributors.
F14
F15
F16
UpsROverCurrFault
UpsSOverCurrFault
UpsTOverCurrFault
Ac over current by protection
hardware
F20
GenReversePowerFault
Active power injected to
generator
All over current/ voltage by
protection hardware
• Check AC insulation and ground wires
connect ground is well or not, then repair
it.
• Power off, then restart (Ref. Chapter8)..
• If those fault occurs continuously and
frequently, please ask help for local
distributors.
Ac side leakage current over
F08 AcOverLeakCurrFault
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