Troubleshooting Troubleshooting
64
● If your inverter's information panel is not displaying a Fault light, check the
following list to make sure that the present state of the installation allows
proper operation of the unit.
— Is the inverter located in a clean, dry, adequately ventilated place?
— Are the cables adequately sized and short enough?
— Are the input and output connections and wiring in good condition?
— Are the configurations settings correct for your particular installation?
— Are the display panel and the communications cable properly
connected and undamaged?
Contact SolaX Customer Service for further assistance. Please be prepared to
describe details of your system installation and provide model and serial number
of the unit.
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BMS Lost
BMS Communication Lost
• Check if the BMS cable is loose or broken.
• Or seek help from us, if can not go back to normal state.
Inter Com Fault
Internal Communication Fault
• Or seek help from us, if can not go back to normal state.
• Turn off the battery and grid , reconnect them.
Fan Fault
Fan Fault
• Or seek help from us, if can not go back to normal state.
• Turn off the battery and grid , reconnect them.
AC HC T Fault
AC Current Sensor Fault
• Or seek help from us, if can not go back to normal state.
• Turn off the battery and grid , reconnect them.
Inv EEPROM Fault
Inverter EEPROM Fault
• Or seek help from us, if can not go back to normal state.
• Turn off the battery and grid , reconnect them.
RCD Fault
Residual Current Device Fault
• Check the impedance of AC output.
• Disconnect battery, reconnect it.
• Or seek help from us, if can not go back to normal state.
EPS Relay Fault
EPS Relay Fault
• Disconnect grid and battery, reconnect them.
• Or seek help from us, if can not go back to normal state.
Grid Relay Fault
EPS Relay Fault
• Disconnect grid and battery, reconnect them.
• Or seek help from us, if can not go back to normal state.
OtherDevideFault
Other Devide Fault
• Disconnect grid and battery, reconnect them.
• Or seek help from us, if can not go back to normal state.
BMS_External_Err
Battery Fault-extarnal fault
• Please contact battery suppiler.
BMS_Internal_Err
Battery Fault-intarnal fault
• Please contact battery suppiler.
BMS_OverVoltage
Battery Fault-overvoltage fault
• Please contact battery suppiler.
BMS_LowerVoltage
Battery Fault-undervoltage fault
• Please contact battery suppiler.
BMS_ChargeOCP
Battery Fault-charge overcurrent fault
• Please contact battery suppiler.
BMS_DischargeOCP
Battery Fault-discharge overcurrent fault
• Please contact battery suppiler.
BMS_TemHigh
Battery Fault-over-temperature fault
• Please contact battery suppiler.
BMS_CellImblance
Battery Fault-cell imbalance fault
• Please contact battery suppiler.
BMS_TemLow
Battery Fault-under-temperature fault
• Please contact battery suppiler.
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