Troubleshooting
Number
Mgr InterCom Fault
IE 25
InterComFault
• Shut down photovoltaic, battery and grid, reconnect.
• Or ask for help from the installer if it can not return to normal.
Inverter EEPROM Fault.
IE 26
•
Shut down photovoltaic, battery and grid, reconnect.
INV EEPROM
•
Or ask for help from the installer if it can not return to normal.
Fault of Residual Current Device
•
Check the impedance of DC input and AC output.
IE 27
RCD Fault
Disconnect PV + PV - and batteries, reconnect.
•
Or ask for help from the installer if itcan not return to normal.
•
Electrical relay failure
Grid Relay Fault
IE 28
•
Disconnect PV+ PV- grid and batteries and reconnect.
•
Or ask for help from the installer if itcan not return to normal.
EPS(Off-grid)relay failure
IE 29
EPS(Off-grid) Relay Fault
•
Disconnect PV+ ,PV-, grid and batteries and reconnect.
•
Or ask for help from the installer if itcan not return to normal.
PVdirectionfault
•
Check if the PV input lines are connected in the opposite direction.
IE 30
PV ConnDirFault
Or ask for help from the installer if itcannotreturntonormal.
•
Charge relay fault
IE 31
Battery Relay
• Press the ESC" key to restart the inverter.
Or ask for help from the installer if itcannotreturntonormal.
•
EPS(Off-grid) earth relay fault
IE 32
Earth Raley
• Press the ESC" key to restart the inverter.
•
Or ask for help from the installer if itcannotreturntonormal.
Parallel Fault
• Check the communication and earth cable connection and matching
IE 33
ParallelFault
resistor settings.
•
Or ask for help from the installer if itcannotreturntonormal.
HardLimitFault
• Check the power value set in the HardLimit setting, increase the value larger
IE 36
HardLimitFault
if the value.
•
Or ask for help from the installer if itcannotreturntonormal.
CT Meter ConFault
• Check whether the cable connection of the CT or meter is proper or not.
IE 37
CtMeterConFault
•
Or ask for help from the installer if itcannotreturntonormal.
Power type fault
PowerTypeFault
IE 101
• Upgrade the software and press the ESC" key to restart the inverter
•
Or ask for help from the installer if itcannotreturntonormal.
EPS(Off-grid) port over current fault
• Check that the EPS(Off-grid) load does not exceed the system requirements,
IE 102
Port OC Warning
and press the ESC" key to restart the inverter. .
Or ask for help from the installer if
•
Manager EEEPROM Fault.
. • Shut down photovoltaic ,battery and grid ,reconnect.
IE 103
Mgr EEPROM Fault
•
Or seek help from the installer if it can not return to normal.
126
.
.
.
.
it can not return to normal
Number
NTC invalid
Make sure the NTC is properly connected and the NTC is in good
•
condition.
IE 105
NTC Sample Invalid
•
Please confirm that the installation environment is normal
•
Or ask for help from the installer, if itcannotreturnto normal.
Batterytemplow
•
Check the battery installation environment to ensure good heat
IE 106
Bat Temp Low
dissipation.
•
Or ask for help from the installer, if itcannotreturnto normal.
Batterytemphigh
•
Check the battery installation environment to ensure good heat
Bat Temp High
IE 107
dissipation.
•
Or ask for help from the installer, if itcannotreturnto normal.
Meter Fault
IE 109
•
Please check that the instrument is working properly
Meter Fault
•
Or seek help from the installer if it can not return to normal.
Bypass relay fault
• Press the ESC" key to restart the inverter.
IE 110
BypassRaleyFlt
•
Or ask for help from the installer if itcannotreturntonormal.
ARMParaComFIt
•
Please check that the communication cables of inverters are well
IE 111
ARMParaComFIt
connected and the baud rate of COMM setting of inverters are the same.
•
Or seek help from the installer if it can not return to normal.
FAN1 Fault
IE 112
FAN1 Fault
• Please change the fan.
Or seek help from the installer if it can not return to normal.
•
FAN2 Fault
• Please change the fan.
IE113
FAN2 Fault
• Or seek help from the installer if it can not return to normal.
Battery Error - External Communication Fault
BE 01
BMS_Exter_Err
Please contact the battery supplier.
•
Battery Error - Internal Communication Fault
BE 02
BMS_InterErr
•
Please contact the battery supplier.
Over voltage in battery system
BMS_OverVolt
BE 03
•
Please contact the battery supplier.
Low voltage in battery system
BMS_LowerVolt
BE 04
•
Please contact the battery supplier.
Battery fault - over charge fault
BE 05
BMS_ChargeOCP
• Please contact the battery supplier.
Battery fault-discharge over current fault
DischargeOCP
BE 06
• Please contact the battery supplier.
Over temperature in battery system
BMS_TemHigh
BE 07
•
Please contact the battery supplier.
Battery temperature sensor malfunction
BMS_TempLow
BE 08
•
Please contact the battery supplier.
Troubleshooting
127
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