what is neutral grounding? why is it required? what is neutral grounding resistor and how is its value calculated??

11 Answers   NTPC, ONGC,

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when it is possible kvrah lead & fundamental kwh be equal in electonic trivector meters (3 ph)

0 Answers  

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working function importance of mdc meter

0 Answers  

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why electron not flow in open loop,how they know path is open ?

3 Answers  

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What is IDMT relay how it works.

3 Answers   Electrotherm, Sulzer,

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purpose of breaker contact multiplication relay?

5 Answers   ABB,

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Do closed loop systems require manual input?

0 Answers   GE,

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what is power factor?

3 Answers  

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what is buchholz relay?what is it used for?

8 Answers   Engineers India Limited, NFCL,

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Why 1500 rpm of deasel generator please explain to me?

1 Answers   Integral BioSciences,

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hi, is there a difference in choosing bus bar for DC or AC ,,if there can anyone help me about. thanks

1 Answers  

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What is difference between Dy11 & Dyn11 vector group transformer. Can both these transformers operate in parrallel.

5 Answers   Jaypee, JOY,

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