Inovance F233 fault code meaning

Series: HD5X

Unit 220V control power fault

AC drive

Meaning: Loss of power to the unit control board power supply (POW_CCB) detected

Possible causes

• 1. unit high-isolation transformer error
• 2.Unit control board power supply cable is loose
• 3.Unit control board sampling error

Source: HD5X Series High-Voltage AC Drive User Manual P124