Earth fault 2 (Ground fault)

What does 45 mean?

A ground fault has been detected in the system, meaning current is flowing to earth through an unintended path. This is a critical safety issue that can cause electrical shock, equipment damage, or fire if not immediately addressed.

Additional Steps

Steps 1–2 are listed in Priority Fix.

1. 3

   Inspect the motor cables for any signs of short circuits to ground or leakage currents, potentially using an insulation tester.