Cause : Over current in Deceleration comes when deceleration time too short, large load inertia or inverter power rating too small.

"Err03" fault in inovance MD200 drive indicate Over current in Deceleration. This means the drive is drawing more current than it is rated for while slowing down.

1. Increase the deceleration time.

2. Add suitable brake devices.

3. Choose higher capacity drive.