Answer / sonu pal

MW is active power and MVAR is reactive power.

Active power, P= V.I.cosΦ
Reactive Power, Q= V.I.sinΦ

Answer / k.prakashchandra

Mostly due to grid voltage variation . Set the AVR at APfC

what is per unit calculation?looking for simple and strong explanation thk u

0 Answers  

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i have 6oo kva dry type transformer and its neutral is not grounded even body of transformer ground i want to know it is safe or not ?

2 Answers  

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In domestic supply, when neutral touches earth the earth leakage trips. Does this mean that if the star (neutral) point of an alternator is earthed that power will flow to earth i.e. a direct short to earth?

1 Answers  

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cable selection formulas for electrical load.

1 Answers   Bhel,

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Construction of ac motor?

1 Answers  

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What are various accuracy classes of CT(Current Transformer)

1 Answers  

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i want to know how to determine that a surge arrester work properly in 11kv system. and how to test a 12kv surge arrester

0 Answers  

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How can we decide cable size from HT panel to Transformer? Please give you reply with some examples.

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In CT, burden is 15 VA and protection 5P20,CT ratio is 100:1 then what would be the knee point voltage ?

2 Answers   ERL,

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define ac reactor? thier application;

1 Answers  

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What is the difference between circuit and network.

15 Answers   Jadavpur University, Sail, TCS,

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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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