When service entrance cable is used as a wiring method for branch circuits, the only conductor permitted to be bare is the equipment grounding conductor.

Question

Quizplus · Accepted Answer

According to NEC 310.15(B)(7), service entrance cable cannot be used as a wiring method for branch circuits. Additionally, if the equipment grounding conductor is used as a branch circuit conductor, it must be insulated. Therefore, the statement is true when service entrance cable is used as a service entrance conductor, but not as a wiring method for branch circuits.

When Service Entrance Cable Is Used as a Wiring Method