what is the basis for selection of Protection CT class ?
How anyone can decide whether to go for 5P10 or 5P20 ?
Answers were Sorted based on User's Feedback
Answer / vino raju eee
if we need 10 times more current for tripping we can use
5p10, 20 times 5p20
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Answer / k.prakashchandra
It depends on how many times the fault current is expected
of the rated.
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