Answer / binod

THE FOLLOWING TEST ARE THE MINIMUM REQUIRED BEFORE CHARGING
A TR.
1)short cicuit test
2)opencircuit test
3)insulation test
4)magnetic core blance test
5)tan delta test
6)transformer oilo B.D.Vtest
7)silicagel color test
8)w/t&o/t functioning test
9)buchhols contact operation test
10)prv working test

why the secondary winding of the transformer is not open circuited ?

5 Answers   Nepal Electricity Authority, Torrent Pharma,

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why we are using2 wave trap in a feeder?

1 Answers  

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what will happen if transformer given dc input

5 Answers  

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Apparent power is expressed as V * I(Conjugate). Why not in V * I ?

0 Answers  

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5 Answers  

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5 Answers   L&T,

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0 Answers   Gasco,

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How you give clearance to a spare feeder.

0 Answers   KSEB, L&T, Siemens,

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