§ 111.05-25 - Ungrounded systems.  


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  • § 111.05-25 Ungrounded systems.

    Each ungrounded system must be provided with a suitably sensitive ground detection system located at the respective switchboard which provides continuous indication of circuit status to ground with a provision to momentarily remove the indicating device from the reference ground.

    [CGD 94-108, 61 FR 28276, June 4, 1996]