what is alternator?

4 Answers  

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what is meant by transformer differential protection ?

3 Answers   BFL,

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what is mathematical relation between ac to dc current how will convert Iac=50amp to Idc

7 Answers  

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Earth bits close or open. Which is correct

0 Answers  

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Hai I have 2500KVA,Transformer,13.8KV/380.DELTA/STAR.How much load that I can take interms of current?How can I calculate also when I have loads in KW?

10 Answers   L&T,

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why three phase system is not preferred in aircrafts power cckts if yes than explain reasons?

3 Answers  

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define differential current and restraining current in relays. how to calculate it by mathematically? post the formulaes.

4 Answers   Siemens, VPEC,

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why on axial hitting up of air blast on hydrogen produced in oil circuit breaker,temperature rises of the core of the arc?

0 Answers  

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why odd hormonics only will effect the power system.why not even hormonics

2 Answers  

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when we given 3 phase supply to ups system, but out put comes with 3 phase + neutral how it possible? pls explain.

3 Answers   Enzen, Juniper Networks,

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how will you determine the short circuit capacity of a network

3 Answers   Dalkia,

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What Different of Ht Side VCB & SF6

2 Answers  

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