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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Transformer Secondary maximum current (max. load)

3 Answers  

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Why we called L-G fault as line to ground fault why ground? suppose if a line falls on building roof then can we called these fault as line to roof fault? please explain why ground term is used here?

3 Answers   Bhel,

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How to find knee point voltage in current transformer?

2 Answers   TCS,

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how much cuurrent flow through human body effected ????

7 Answers   Divis Laboratories, ICSA,

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give me list of material for wiring of 20hp motor?

2 Answers   Alchemist,

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What is the differance between a converter duty transformer and normal power transformer?

1 Answers   Bhel,

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Whatis the current capacity of 33KV/ 0.433KV transformer on Primary and secondary side/

1 Answers  

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What is the maximun current carring capacity in per phase for three pole 100anps rating ncb

3 Answers   L&T,

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What kind of earthing method can be useful for ships and boats ?

0 Answers   GE,

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We have two 1 phase heating coils having same resistance of 25ohm, but during operation one takes 3A and other 6A Is it posiible Pls. explain

5 Answers   Bhel,

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what is the use of static frequency converter and static excitation equipment? and where it is employed? for what?

0 Answers   Toshiba,

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