Why is it prefer to initiate circuit breaker failure by "86" lockout relay not by "94" tripping relay ?!

0 Answers   OEG,

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which type of amplifiers are used in multimete?

0 Answers   NTPC,

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Is there any particular formula for sizing the bus bar based on the current rating

1 Answers   Bunt Solar,

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Why the power factor improvement is so important in industrial loads

0 Answers  

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if we convert kw into kva,which one formula use by us,pls tell me?

19 Answers   ABB, AEC, BGH,

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what is the difference between the electrical and electronic choke?

1 Answers  

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Can any one explain me about 2 phase motors ?

2 Answers   L&T,

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How to findout raw or ups power? its not indicated in socket,

0 Answers   Novo Nordisk,

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in alternator how we can give power to rotor ? its power is AC or DC ?

5 Answers  

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which are the criterias needed to select the kind of neutral earthing(solid earthing,resistance earthing,etc.) at various voltage levels in electrical distribution?

0 Answers  

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what do you mean by star point.its importance in ct & pt

2 Answers  

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what is creepage distance in sub-station?

3 Answers   ABB,

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