what will be the minimum megger value for 132 Kv (earthed)
potential transformer
Answers were Sorted based on User's Feedback
Answer / sethar12
General rule is 1 MOhm/kV + 1, so for 132kV side
transformer, megger value must be at least 133MOhm.
Is This Answer Correct ? | 13 Yes | 0 No |
Answer / haikal
As general rule in using megger is 1 MOhm/kV, so minimum
value is 132 MOhm.
Is This Answer Correct ? | 5 Yes | 0 No |
Answer / c. devadas
132 x 2 Meg.Ohm at 70 degree celsius. Every reduction of 10
deg.C will double the insulation value.
Is This Answer Correct ? | 4 Yes | 1 No |
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