Answer / wareagle

If you have a 200/5 ct = 40/1 and a pt = 480/120 or 4/1
then you just multiply 40 x 4 = 160 x your KWH reading
and/or your demand reading.

Answer / manikandan

only taking ct ratio ex- 150/5=30/1, so multiplication
factor is 30. calculate kwh*30

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