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What is the different type of class in CTS and why it is
required
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Answer Posted / ganesh
CT's are used in Electrical circuits for different
purposes. For example measurement, protection. In
protection also if it is busbar or differntial protection
the sensitivity of the CT is very important. According to
the purpose it is going to serve the accuracy class of the
CT differs. For measurement it is enough to have low
accuracy class say 10P10 . If it is for Differential or
busbar protection it will be class x which is very accurate
it measurement
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