Cause : Wiring or earth fault comes when incorrect input power and motor cable connection like input power cable is connected to drive motor connection.

The 3181 fault code in your ABB ACS560 drive indicates a  wiring or earth fault. This fault signifies a potential issue with the connection between the drive, motor, and ground.

1. Check input power connections.
2. Check all wiring.
3. Remove motor connection and then check.