Issue:
ATV21/ATV212 OC2P fault
Product Line:
Altivar ATV21 and ATV212
Environment:
All
Cause:
Short circuit or grounding fault during deceleration
Resolution:
The fault means: Short circuit or grounding fault during deceleration
Drop the motor leads and Megger out the motor and cables with a 1KV Megger.
Run drive with no motor connected: Set 605 to 0 and measure voltage coming out of the drive at 20/40/60 hz intervals phase to phase voltage measurement.
Check for proper grounding at the motor and drive.
Released for: Schneider Electric Saudi Arabia
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