Mitsubishi FR-D700 Series, FR-CS80 Series & FR-XC Series Drive
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Apr 02, 2024 11:29 am
Cause : Inrush current limit circuit fault comes when the inverter trips when the resistor of the inrush current limit circuit is overheated. The inrush current limit circuit failure.
- Check that frequent power ON/OFF is not repeated.
- Check if the input side fuse (5A) in the power supply circuit of the inrush current limit circuit contactor is blown
- Check that the power supply circuit of inrush current limit circuit contactor is not damaged.