Maintenance&Trouble Shooting
42
Pv9SwOverCurrFault
Pv10SwOverCurrFault
Pv11SwOverCurrFault
Pv12SwOverCurrFault
Boost1SelfCheck(boost)Fault
Boost2SelfCheck(boost)Fault
Boost3SelfCheck(boost)Fault
Boost4SelfCheck(boost)Fault
Boost5SelfCheck(boost)Fault
Boost6SelfCheck(boost)Fault
Boost7SelfCheck(boost)Fault
Boost8SelfCheck(boost)Fault
Boost9SelfCheck(boost)Fault
Boost10SelfCheck(boost)Fault
Boost11SelfCheck(boost)Fault
Boost12SelfCheck(boost)Fault
BusHwOverVoltFault
BusHwOverHalfVoltFault
BusSwOverVoltFault
BusSwOverHalfVoltFault
BusSwUnderVoltFault
BusUnbalancedFault
E21
E22
E23
E24
E33
E34
E35
E36
E37
E38
E39
E40
E41
E42
E43
E44
E45
E46
E47
E48
E49
E50
Type of Fault Code
Name
Description
Recommend Solution
DC Fault
PV boost circuit abnormal
when self checking
• Power off, then restart (Ref. Chapter8).
• If those faults continuously and
frequently, please ask help for local
distributors.
Bus voltage over
• Power off, then restart (Ref. Chapter8).
• If those faults continuously and
frequently, please ask help for local
distributors.
• Power off, then restart (Ref. Chapter8).
• If those faults continuously and
frequently, please ask help for local
distributors.
• Power off, then restart (Ref. Chapter8).
• If those faults continuously and
frequently, please ask help for local
distributors.
Bus voltage under as running
DC Bus voltage unbalanced
Bus Controller current over
Bus Controller abnormal
when self checking
BusBalBridgeHwOver-
CurFault
E51
E52
E53
E54
E55
E56
E57
E58
BDCHwOverCurrFault
BDCSwOverCurrFault
BDCSelfCheckFault
BDCSwOverVoltFault
TransHwOverCurrFault
BiDC abnormal as self checking
BiDC voltage over
BiDC current over
BiDC current over
BusBalBridgeSwOver-
CurFault
BusBalBridgeSelf-
CheckFault