Wiring or earth fault

What does 3181 mean?

The drive has detected an incorrect input power or motor cable connection, or an earth fault. This includes scenarios where an input power cable is inadvertently connected to the drive's motor connection terminals, posing a significant electrical safety risk and potential damage to the drive or motor.

Additional Steps

Steps 1–2 are listed in Priority Fix.

1. 3

   Use a multimeter or insulation tester to check for earth faults in the motor and cabling.