what type of relay has to be used for tripping the circuit from mains when a fault occur in a machine

3 Answers  

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hii.i am a B.TECH(EEE) graduate.i want 2 know wat type of qusns r asked in sbi clerk interview 2 candidates like me??kindly post answers ASAP..

1 Answers  

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what is calculation mathod/formaulla for deciding Size of busbar (Copper/ aluminum)for L.T. panel on Various Fault level like 50kA,25kA,10kA

0 Answers   Mega Power,

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Can anyone explain how the vector diagram of a transformer which doesn't have name plate be found whether it is Dy11/Dy5/Yd11 and so on?

4 Answers   TATA,

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How we can calculate the consumption in kwh of motor on basis of kw @100% load, @50% load & @ no load.

0 Answers   Grasim,

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Frequency in the control system represents? Continuous system in time domain ? In frequency domain?

1 Answers   CCP,

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I am getting diesel genset 62 kv for my house In addition there are 6 meters of 11kv for the house Lift also being installed for house plot sise 200sq yds total 4 + 2 foloors I want to know how much earthing required how deep it should be

2 Answers  

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WHAT IS ELECTRICAL MAINTAINTENCE ?

0 Answers  

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In which working principal temperature transmitter work.explain in detailed.

0 Answers  

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What are the advantages of the three-phase motor over single phase motor?

0 Answers  

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what is the working principle of smoke detector in fire alarm system

2 Answers   Vijaya Bank,

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How much minimum insulation required between 11kv/3.3kv transformer windings?

0 Answers   Descon,

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