what is second harmonic, how is effect transformer ?.

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what is second harmonic, how is effect transformer ?...

Answer / gunasekaran

transformer inrush current having more 2nd horminics it
will give the false trip to diffrential protection

Is This Answer Correct ?    7 Yes 1 No

what is second harmonic, how is effect transformer ?...

Answer / sudheer868

It has frequency 2 times that of fundamental.Second
harmonics does not effect transformer as the supply is
symmetrical.If supply is symmetrical even harmonics are
automatically eliminated.

Is This Answer Correct ?    1 Yes 3 No

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