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for a 11kv transmission line what capacity of CTs & PTs are
required?
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Answer Posted / srinivasan.s
For 11KV line CT ratio was 1200A-600A-300A/1Amp
PT ratio was 11KV/110V
for 11KV CT's PT's minimum 3cores are available
generally 1'st core for metering
2nd and 3rd cores for protection purpose.
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