what voltage to be select in megger for insulation resistance testing to L.V , H.T cables,motors and transfomer?and ohms valve should be giga ohms only or what?

1 Answers   Deevya Shakti Paper Mills,

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Why all voltage level are multiples of 11, like 220V, 440V, 1100V instead of 200V, 400V, 1000V?

9 Answers   Indian School of Mines,

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briefly explain principle of resistance welding

0 Answers  

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how to calculate the cable size

3 Answers  

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single phase brower fan with control starter. *problem is when operate it.It will be trip.

1 Answers  

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what is pmu

1 Answers   Alstom,

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What is ht lt switchgear.

3 Answers   Bhel, HBL Power Systems,

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Can we connect CBCT in the Busduct

1 Answers  

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When we are working on transformer(132\11KV). we are going to isolate the transformer from both HV side and LV side. then we are applying grounding on both side. My question is that we required to isolate the VT which is still connected from secondary side.?

1 Answers  

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Magnetizing current for induction motor compared to transformer is= A equal B more C less D depends on load

1 Answers  

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what is the difference between the characteristics of two different phase bushing of any transformer

0 Answers   NIT,

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oltc of a transformer, how it works? and what are the equipment consist of describe briefly?

0 Answers  

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