Which motor is 3.3 or 11kV more reliable, in terms of efficeancy,maintenance, reliability.

0 Answers   Megatron Solutions, TCL,

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can anyone give an idea about dia calculation in cold rolling mill

0 Answers  

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What is difference between miniture circuit breaker and module case circuit breaker up to 63Amp.

7 Answers   MSPL,

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how electronic energy meter works?

12 Answers  

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which motor is used in our Indian Ceiling fan -Capacitor start and run or Capacitor start? (during repair i saw only one capacitor so it should be start only)

5 Answers   ABB, Bajaj Electricals, Power Grid, Ruchi Soya, Suzuki,

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with out colour codeing on conductor how can be find what is r,what is b,what is y phases.....

0 Answers   Divis Laboratories,

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pls tell about gas insulated substation?which gas is used for that substation?above which rating we are used this substation?how we take maintenance in that substation?it means substation fully shutdown or live condition?if live condition means how?pls clear this things

1 Answers   Essar,

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If u have Powergrid model question papers Please send to below mail ID rajutheprince@gmail.com

0 Answers  

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what is function of reactor coil in Power factor correction panel

1 Answers  

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In step down transformer (415/200V),mistakenly secondary side is connected to 415V for some hours, what would be result of this condition?

19 Answers   Essar, GAIL, Vizag Steel,

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if field breaker of generator is closed prior to its rated speed on a power generating unit. what will be the effect on generator, unit transformer and starting transformer.

0 Answers   Power Plant,

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suppose generator rating is 50 kw,load is 25 kw,hw much d generator ll generate?what about d remainin power?

2 Answers   NHPC,

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