E.OLT
Stall prevention stop
Mitsubishi Electric · FR E700
What does E.OLT mean?
This stall prevention stop fault occurs if the inverter's output frequency drops to 1Hz and remains there for 3 seconds due to active stall prevention. It indicates a prolonged and severe overload condition on the motor, which can lead to motor and inverter stress if unaddressed.
Source: FR E700
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