NEC 300.4(F) states that if ____ AWG or larger ungrounded circuit conductors enter a cabinet, box enclosure or raceway, an insulating bushing or equivalent must be used.

Question

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NEC 300.4(F) specifies that an insulating bushing or equivalent is required when 4 AWG or larger ungrounded circuit conductors enter a cabinet, box enclosure, or raceway, to protect the conductors from damage.

NEC 3004(F) States That If ____ AWG or Larger Ungrounded Circuit