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Anonymous Poster

why the transformer should not meggered with PI(polarization index) mode or meas

11/29/2008 3:28 AM

why the transformer should not meggered with PI(polarization index) mode or measurement?..

K.PRAKASH
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Anonymous Poster
#1

Re: why the transformer should not meggered with PI(polarization index) mode or meas

12/01/2008 2:17 AM

My dear friend,

PI is measured using megger only. Continuous meggering for 1 min. first followed by for 15 sec and find the ratio for 60 / 15 secs. This shall be done using motorised megger.

Best Regards,

N.Suresh
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