Answer / sibananda jena

For starting the engine, and for excitation voltage for the
alternator.

Answer / abhishek

main alternator excitation voltage supplied after rectifying
another small alternator voltage. This small alternator excitor
voltage is supplied by battery.

what is meant by GD2 ?

1 Answers   Kirloskar,

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Dear sir/mam Iwant complete details of Naintenence of 33kv/433v Transformer having 1250 KVa

1 Answers  

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What is slip in an induction motor?

0 Answers  

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What is mean by hot and cold loop testing? What is the difference between them?

0 Answers  

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what is the difference between OSR and BUCHHOLZ relay of transformer?

1 Answers   Bhushan Power Steel,

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Full form of bdv test?

2 Answers   Hi Tech Transpower,

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why threre are two parallel lines in transformer's symbol?

11 Answers   NTPC,

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We have a 1275KVA existing Transformer in a power plant project. Customer want to get it test & confirm whether it is a Dyn1 Transformer or not. Pleae let me know how to test it.

1 Answers   Allied Group,

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How we calculate the size of H.T cable for any transformer & rating of busbar for any L.T. panel?

3 Answers  

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in HVDC transmission system ,monopolar link has one conductor usually a negative polarity and use ground or sea return ?through negative polarity we could pass electricity or not yes means how it is possible

1 Answers   Gyana, NNN,

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What is reactive power?

7 Answers   Suzlon,

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what is the thumb rule to know current carrying capacity of copper conductors of different size.

1 Answers  

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