what is physical distance of isolator to VCB in 33/11kv sub stations

0 Answers   Enercon,

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what is phase to phase fault? what is line to line fault?

2 Answers   Phoenix Technologies,

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how can we convert 48V dc into 12 V dc? Any standard device for it??

2 Answers  

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Can I use distributon class/transmission class Lightning arresots for protecting the building? If not why please explain?

0 Answers  

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In a d.c current, the power is the product of voltage and current. This relationship does not always apply to effective(r.m.s) values in an a.c circuit. Explain the reason for this.

2 Answers  

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how i caculate the cable size for power factor correction unit for example 300kvar

1 Answers  

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Why r used of cable 50sq.mm and above size cable in 3.5 core. And below size in 4 core ? any technical reason please explain it

2 Answers  

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why two fuses are used in battery charging room?one in positive line and the other in negative line?do any DC system require two fuses?

1 Answers   HPCL,

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when the direction of a 3phase induction motor is reversed , is there any losses increases?

5 Answers   IOCL,

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i m in need of current rating chart of heavy duty pvc/xlpe, cu/al cables. can somebody provide me? if yes, plz send me at ashish_patel111@yahoo.com

0 Answers  

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what is the formula for 3 phase motor starting cureent deatials 3phase 148A delta 415v, efficiancy 94% can we run the motor with 200A incoming supply

2 Answers  

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Why star delta starter is preferred with induction motor?

0 Answers  

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