The NEC requires that a(n) __________ be used for the protection of conductors sized 4 AWG and larger installed in conduit.
A) antioxidant
B) coupling
C) locknut
D) insulated bushing

Question

Quizplus · Accepted Answer

The NEC requires that insulated bushings be used for the protection of conductors sized 4 AWG and larger installed in conduit to prevent damage to the insulation and potential short circuits or ground faults. Antioxidants are typically used for connections to prevent oxidation and corrosion, couplings are used to join two sections of conduit, and locknuts are used to secure fittings and prevent them from becoming loose.

The NEC Requires That A(n) __________ Be Used for the Protection