why solinoid coil used in tripping rely?and why not other type coil?

1 Answers  

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Why the Potential transformer Primary in connected to Earth?

2 Answers  

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what happens when d cexcitation given to alternator is removed while it is running or what happens when dc excitation is failed in alternator while running?

10 Answers  

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what collector is used for 100kmph-120kmph tracion application?

3 Answers   APTransco,

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sir, plz tell me how much kvar capacitor required for 1000 amp or 500 Kw load ? what is the formula ?

14 Answers   CSPL,

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what is bus pt and what is the function of it

2 Answers  

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how test transfomer(3 phase75kva) by megger

0 Answers   HPL,

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can you give main difference between ELCB And RCCB?

38 Answers   MCB Bank, Reliance, Wipro,

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how to i get B licence,i am completed BE electircal and electronics engineering.i want to konw the proceduure to get b licence

0 Answers  

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How can you calculate in detail the VA burden of current transformer used for Restricted earth fault protection? Please understand that the CT required here is Class PX or X. Also please show the calculations for knee point vtg, stabilizing resistor, magnetising current.

3 Answers  

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What is the meaning of 40X8X2 busbar dimensions for carring load of 400 Amps

0 Answers  

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How we calucate of DC moter I/AMP?

3 Answers  

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