E.GF

Ground Fault

Mitsubishi Electric · Mitsubishi FR-E800 Variable Frequency Drive

What does E.GF mean?

The inverter output is shut off if an earth (ground) fault overcurrent flows on the inverter's output side (motor/load side). This protective shutdown prevents electrical hazards, motor damage, and further system failures due to insulation breakdown.

Source: Mitsubishi FR-E800 Variable Frequency Drive
View Official PDF