CT connected burden is 1.8𝛺, Impedance of the CT Winding is specified as 0.00155 Ohm-per-turn by manufacturer, we have 3-phase multi-ratio CT with 400, 800, 1000, 1200/5, if we are using 400:1 CT ratio, if we are using tap 5, What will be the CT voltage for Ground fault?
A. 173.15V
B. 175.13V
C. 7.8V
D. 8.7V
Show Answer
Answer: B
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