InverterS300Verification pending — cross-check with the official manual
S300 FAn — Fan Trip
Trip — immediate stop
CAUSE
Why does it occur?
- Fault condition in inverter cooling fan
- Set PRT-79 to 0 to activate
REMEDY · Step by step
How to fix it?
- Remove foreign objects from fan
- Replace cooling fan
Do not reset repeatedly before identifying the cause. Repeated resets while ignoring a trip/alarm can cause secondary damage (IGBT failure, motor winding damage, etc.).
SOURCE
Related manual page
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