When conducting an earth fault loop impedance test on a final circuit
A) The leads must be nulled
B) The installation must be isolated and the earthing conductor disconnected
C) The earthing conductor must be disconnected and the installation energised
D) The earthing conductor must be connected and the circuit energised

Question

Quizplus · Accepted Answer

The earth fault loop impedance test requires the circuit to be energized and the earthing conductor to be connected to ensure accurate measurement of the impedance in the fault loop path.

When Conducting an Earth Fault Loop Impedance Test on a Final