Why the CT Secondary is rated as 5A generally?

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Why the CT Secondary is rated as 5A generally?..

Answer / sudheer868

As the function of C.T is to step down current and measure
it as all small meters can measure upto 5A it is rated at 5A

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Why the CT Secondary is rated as 5A generally?..

Answer / prem sharma

there are CTs with 1A secondary current also.They are
conventional standards to suite indicating meters and
protective relays.

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