Answer / bhaskarenterprises1

as per electrical calculations if we want maintained .99 pf we should have 14.31KVAR is sufficient.

At the time of 1st charging of transformer, there were huge inrush current, so why at that diffrential relay are not operated? Why?

3 Answers   Adani,

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how the frequency was generated in power station

2 Answers  

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What is the advantage and disadvantage of dry type transformer?

5 Answers   Bhel,

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Why not instal the NGR in 11kv/433kv trasformer?

3 Answers  

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Genreally distribution transformers are having Star/delta connections to provide phase and neutral to the consumers. Is the neutral of the star conncted secondary grounded in these transformers?

1 Answers  

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In what situations relays are used in Circuit breaker? In Above what rating of Circuit breaker the relays are used? Why relays are not used for CB like MCB?

0 Answers   Elektrotek,

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any earth foult trip the relay but in welding time not trip by earth foult

0 Answers   Power Grid, Siemens,

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what is the diffrence between kav and kvar?

5 Answers  

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Why does the adjacent zone of protection overlap?

0 Answers  

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what is is the potential diffrence between two phase ?

3 Answers   Bhel,

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what are the specifications we must look at to select a relay for any capacity motor?

0 Answers  

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Why Transformer does not work in DC ?

5 Answers  

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