PCT Auto-Test Box User Manual
9
1) Wiring for multi-ratio CT testing
Figure 2: Wiring for multi-ratio CT
Wiring connection for Multi-ratio CT testing (6 tap CT, no burden measurement, no primary
winding resistance measurement)
Warning: Feeding test voltage to a tap of a multi0ratio CT can cause life-threatening voltages
on other taps with higher ratios. Always connect all secondary taps to the PCT auto-test box
in order to guarantee safety during testing.
