Inovance E009.00 fault code meaning

Inovance / E009.00

Series: MD480-PLUS, MD500-PLUS

Undervoltage fault

AC drive

Meaning: The DC bus voltage is below the undervoltage threshold set by A5-06, in V.

Possible causes

Momentary power failure
Voltage at the AC drive input terminals outside the specified range
DC bus voltage is not normal
Error in the rectifier section, inverter driver board, or inverter control board.

Source: MD480-PLUS Series General-Purpose AC Drive Commissioning Manual P93; MD500-PLUS Series General-Purpose AC Drive Commissioning Manual P679