Which of the following installations does not require ground fault protection of equipment? A. Branch circuit disconnect rated 1,200A, 480V/277V, 3-phase, 4-wire, in an industrial building where this branch circuit is supplying equipment that is not part of a continuous industrial process where a non-orderly shutdown will introduce additional hazards. B. Branch circuit disconnect rated 1,200A, 480V/277V, 3-phase, 4-wire, for equipment that is part of a continuous industrial process where a ...

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