what is the diff. b/w restricted earth fault relay & standby earthfault relay and where they are used?

4 Answers   KSK Energy, Reliance,

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what's the use of cvt and wave trap in 400kv switch yard.......

5 Answers  

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Can we convert off line transformer to on line transformer

0 Answers   NHPC,

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what is the kva rating of 20 kv transformer?

1 Answers  

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WHAT IS THE NECESSITY OF GIVING PARTICULAR COLOURS FOR 3 PHASE TRANSFORMERS.....

5 Answers  

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Though transformer consist winding which usually cause reactive power change in both generator and motor but it wont affect reactive power passing through transformer why?

2 Answers   Jindal, Reliance,

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A wattmeter is marked 15 A/30A, 300V/600V and its scale is marked up to 4500 watt. When the meter is connected for 30A, 1600V, the pointer indicates 2000 watts. The actual power in the circuit in

1 Answers   Jindal,

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Can we use droop CT in neutral in place of W phase of alternator ?

2 Answers  

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what's the outstanding feature of universal motor?

2 Answers   Tanfac,

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what is the diffrence between resistive , inductive and capactive load please explain with exmpels?

2 Answers  

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Why ground terminal is used in pot meter 10k ohms

0 Answers   Mahle,

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What is UJT PNP, NPN transistor & working principles?

1 Answers   TATA,

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