Fault Code - PowMr POW-HPM Series Manual

6.2 Fault code

Fault code Fault name
BatVoltLow
【01】
【02】 BatOverCurrSw
【03】 BatOpen
BatLowEod
【04】
【05】 BatOverCurrHw
【06】 BatOverVolt
【07】 BusOverVoltHw
【08】 BusOverVoltSw
PvVoltHigh
【09】
PvBoostOCSw
【10】
【11】 PvBoostOCHw
【12】 bLineLoss
【13】 OverloadBypass
【14】 OverloadInverter
【15】 AcOverCurrHw
InvShort
【17】
OverTemperMppt
【19】
【20】 OverTemperInv
FanFail
【21】
【22】 EEPROM
【23】 ModelNumErr
【26】 RlyShort
BusVoltLow
【29】
BatCapacityLow1
【30】
【31】 BatCapacityLow2
Whether it
affects the
output or not
NO Battery under voltage alarm
Battery discharge average current over current
Yes
software protection
Yes Battery not-connected alarm
Yes Battery under voltage stop discharge alarm
Yes Battery over current hardware protection
Yes Charging over voltage protection
Yes Bus over voltage hardware protection
Yes Bus over voltage software protection
No PV over voltage protection
No Boost over current software protection
No Boost over current hardware protection
No Mains power down
Yes Bypass overload protection
Yes Inverter overload protection
Yes Inverter over current hardware protection
Yes Inverter short circuit protection
No Buck heat sink over temperature protection
Yes Inverter heat sink over temperature protection
Yes Fan failure
Yes Memory failure
Yes Model setting error
Inverted AC Output Backfills to Bypass AC
Yes
Input
Yes Internal battery boost circuit failure
Alarm given when battery capacity rate is
No lower than 10% (setting BMS to enable
validity)
Alarm given when battery capacity rate is
No
lower than 5% (setting BMS to enable validity)
Description
36