A 3810/63 P.T. is used with a voltmeter gives reading of 28.11 V , then the actual line voltage is ------ V
A)0.4648
B)975
C)1700
D)1100

Name: A 3810/63 P.T. is used with a voltmeter gives reading of 28.11 V , then the actual line voltage is ------ V A)0.4648 B)975 C)1700 D)1100
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Question

Quizplus · Accepted Answer

The potential transformer (PT) ratio is 3810/63. The actual line voltage is calculated by multiplying the voltmeter reading by the PT ratio: 28.11 V * (3810/63) = 1700 V.