Answer / arun

relay setting depen upon load,not depen upon breaker

what type of questions are asked and howmwny questions belong this catagory?

0 Answers   RRB,

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how line turns ratio changes in 3 phase with change in connection

0 Answers  

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how is working bearing heater?

0 Answers   ONGC,

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every motors written in name plate IP 55 what is this?

2 Answers  

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What is Harmonic affects in power system. what is unit of harmonics and how to measure it. how much value should be in power system.

1 Answers  

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1. what is the power factor and whatis his losses 2. what is the working procedure of 51RNB AND 87 relay

3 Answers   ABB,

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how we can calculate which capacity capacitor bank we have to add for improve pf?

3 Answers   Consultancy, JM Huber, Torrent Power,

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What is 100% protection of generator? Why 95% protection is used not 100%?

9 Answers   NTPC,

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why we are using auto transformer in sub station mostly???

2 Answers  

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what is cut out fuse?

1 Answers  

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We have three phase dg of 12kva rating.If the load of each phase is not constant.That means one phase drowning more load than remaining two phase..Then what will happen to dg?

1 Answers   Indotech,

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i am going to attaned the engineer (disign)iterview at HAL please give me duid line

0 Answers   HAL,

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