InverteriC5Verification pending — cross-check with the official manual
iC5 NFC — No Frequency Command (Loss of Reference)
Warning — monitor· AUTO-RESET
CAUSE
Why does it occur?
No frequency command on V1 and I terminals
REMEDY · Step by step
How to fix it?
Check V1 and I terminal wiring and frequency reference level
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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