Mitsubishi FR-A Series- FR-A800, FR-A770/A701, FR-A700, FR-A800-E, FR-A741 Drive
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Apr 01, 2024 4:24 am
Cause : Fan alarm comes when the inverter that contains a cooling fan, FN appears on the operation panel when the cooling fan stops due to a fault, low rotation speed or different operation from the setting of Pr.244 Cooling fan operation selection.
- Check the cooling fan for a failure.
- The fan may be faulty.
