Answer / koti

BDV increases with increase in temperature and lowers in cloudy climate.

Answer / mintu kr. pandit

transformer oil changes are mainly depend on BDV (minimum 30 kv)and maximum allowable moisture constant is 50 PPM at TR. oil

in ac system the current wave form becomes zero for every half cycle then how can we get continuous supply can any one answer to this plsss

2 Answers  

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out of all machines which have highest efficiency and why?

2 Answers  

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What is the different between digital phase converter and ordinary phase converter?

0 Answers  

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The size and construction of bushings in a transformer depend upon?

0 Answers  

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What do you mean by phasors?

0 Answers  

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Practical applications of series connected resistances? 

1 Answers  

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1.protection used in transformer ? 2.Why breather called breather ? 3.Working of conservator tank.? 4.Speaker of parliament ?

4 Answers   Power Grid,

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how to calulate short circuit current for the following: 1.cable connecting 11KV of 22KV/11KV transformer to 11Kv of 11KV/415V transformer 2.what cable size should i use.

0 Answers  

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why the substation require din electrical system?

1 Answers  

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what is mean by transition resistance of transformer?

0 Answers  

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why we use to transmit the power in three phases intead of single phase ?

5 Answers  

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we have provided 30 mA rccb to water cooler.but we feel shock in cooler body.what is the reason?

3 Answers   FCC,

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