InverteriC5Verification pending — cross-check with the official manual
iC5 Err — Communication Error
Trip — immediate stop
CAUSE
Why does it occur?
Communication fault between inverter and keypad
REMEDY · Step by step
How to fix it?
- Turn off inverter, wait until display power fully off, then power on
- If persists, contact service
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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