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    What does the OC2P fault mean on the ATV21 and ATV212 drives?

    Issue:
    What does the OC2P fault mean on the ATV21 and ATV212 drives?

    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.

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