Ungrounded neutral transmission system is not recommended because of system
A)insulation being overstressed due to over voltages
B)insulation overstress may lead to failure and subsequent phase to phase faults
C)being inadequately protected against ground fault
D)all of the above

Question

Quizplus · Accepted Answer

Ungrounded neutral systems can lead to overvoltages, overstress on insulation which may cause failure, and inadequate protection against ground faults, making all the provided reasons valid concerns.

Ungrounded Neutral Transmission System Is Not Recommended Because of System