what is the relation between reactive power and power factor for the what is the limit of reactive power and power factor

0 Answers  

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My system is 22kv/3.3kv transformer. client is asking to use NGR, but as we have dedicated Neutral Earthing systems which has a value less than 1 Ohm. So i want solid comparision. Why i should not use NGR as my system is already protected.Can any one help me to get out of this.how should i reply on basis of some great comparision and calculations. Please help

2 Answers   Ariel,

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What do you mean by an instrument transformer?

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in dc transmission the frequency pi is zero, then how it will transmit communication signal?

1 Answers  

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What are the components ofan HT panel in a 11kv power station?

2 Answers   Reliance,

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current transformer cannot measure voltage or not ? then y we use P.T ?

1 Answers   Bhel,

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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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what type of oil is used in transformers? a)conduting b) insulating

25 Answers   ABB, LGS,

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can a synchronous motor be made to rotate in a clockwise direction ?

1 Answers  

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Can someone tell me how to calculate the size of a power cable? What are the factors involved in cable sizing?

5 Answers  

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can anyone plz tell me in 3 phase induction motor, whare we use STAR CONNECTED MOTOR and whare we use DELTA CONNECTED MOTOR

3 Answers  

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one electromagnet is called

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