how to calculate the no. of earth pits required for an electrical installation?

1 Answers   Mepax,

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if we increase the frequency given to a transformer then wat will happen to the transformer size, whether it will increase?

4 Answers  

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comparision between ACB and VCB

1 Answers  

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Why we do 2 types of earthing on transformer (ie:)body earthing & neutral earthing , what is function. I am going to install a oo kva transformer & 380 kva dg set what should the earthing value?

0 Answers  

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why in power staions distriution r like 11kv,33kv,66kv in india?

4 Answers  

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what is the difference between changer, converter and transformer?

0 Answers  

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Explain why machinery used on a.c supply is usually rated in KVA instead of KW?

10 Answers   EEE, Mtandt,

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what is the use of expulsition protective gap in 11Kv line.

0 Answers  

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in our sub station why we step down firstly 33kv\11kv then 11kv to 430v. can we direct step down 33v to 430.v.

18 Answers   Eaton, Siemens,

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what is the resistence of human body?

3 Answers   BBC, NTPC,

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if only one generator is running in droop mode parrallel with grid and suddenly grid breaker off what will happen? It will trip o/u freq or stay as it is? (urgent)

10 Answers  

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why a motor rating in KW?

7 Answers   ABG Shipyard,

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