InverteriS7Verification pending — cross-check with the official manual
iS7 DB Warn %ED — DB Warn %ED
Alarm — operational, inspection needed· AUTO-RESET
CAUSE
Why does it occur?
Braking resistance consumption rate exceeds prescribed level (PRT-66).
REMEDY · Step by step
How to fix it?
- Reduce braking frequency
- Check braking resistance capacity
- Output via OUT31~33 No.31 DB Warn%ED
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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