MOD XH BP Inverter Error Guide | Errors 400–499

Error 400 – DC overload

1. Restart the inverter.

Error 401 – DC high-voltage fault

1. Restart the inverter.

Error 402 – Current too high

1. Restart the inverter.

Error 403 – Unbalanced output current

1. After shutting down the inverter, check whether the output current is unbalanced.

Error 404 – Bus sampling fault

1. Restart the inverter.

Error 405 – Relay fault

1. Restart the inverter.

Error 406 – Initialisation fault

1. Restart the inverter.

Error 407 – Self-test fault

1. Restart the inverter.

Error 408 – NTC temperature too high

1. After shutting down, check the temperature and restart the inverter once conditions are normal.

Error 409 – Invalid bus voltage

1. Restart the inverter.

Error 410 – Main-board and control-panel supply voltages inconsistent

1. Restart the inverter.

Error 411 – Communication fault

1. After switching off the inverter, check the communication-board wiring.

Error 412 – Temperature-sensor connection incorrect

1. After switching off the inverter, check whether the temperature-measurement module is connected correctly.