Answer / raghavendran.r

A bus raiser is used to mount CT and PT's insted of
mounting them in a separate panel.

what is difference between fuse and breaker?

6 Answers   ABB,

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why ct output is in 5A?

3 Answers  

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A charge of 240 C is transferred in 2 minutes. The current flowing is:(a) 480A(b) 120A(c) 2A(d) 8A

2 Answers  

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At site, we have 30Kw motor (3 phase, 400V,50Hz) and FLC 54A as per the nameplate. At the time of starting it draws 840A instead of 390A (7.2%). As per the data sheet also its 390A starting current. it thru a dol starter from the MCC. can anyone tell what is the problem in the motor

5 Answers   ME,

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what is meant by mimic diagram ?where it is used ?plz explain briefly

2 Answers  

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when we catch any one of the phases with our both hands in air(without touching ground),our body acts as a conductor.is it correct.please clarrify it.

4 Answers  

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what is the working of loss of excitation relay (40G)? how it is work?

1 Answers  

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Explain about Dubai electrical sysaem? Explain about Dubai drinking water system? Explain about Dubai Burj tallest building Electrical,Water.etc.. maintenance system?

0 Answers  

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why does a dc machine has high efficiency while working as a generator than as a motor ..

0 Answers  

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33kv substation lay out details & line to line & line to earth measurements

0 Answers  

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1kva=how many kw & amps

4 Answers   Jakson,

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how do you select the ct/pt rating in substation

1 Answers   Apollo, Shreem Electric Ltd, Tata Motors,

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