Why Earthin is not required in Xformer primary side when it is in Star / star?

2 Answers  

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wat will be the pressure maintained inside the transformer?

2 Answers  

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sir my exam is on 19/6/2013 under electrical branch pls send me sample aptitude questions as well as sample technical questions for jindal steel and power company

0 Answers   Jindal,

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What are the safeties in elevators?what is the use of governor in elevator?

3 Answers   JLL,

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What happens on the secondary of a 33kV/11kV when one phase of the primary fuse blows?

3 Answers  

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how to decide choke rating for drive?

0 Answers   Reliance,

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how to conduct dc resistance test for rotor of an alternator and how to measure the rotor dc resistance value theoritically?

0 Answers  

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difference between isolator and circuit breaker?????

7 Answers   Enercon,

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which connection is there in a rotor of the motor

2 Answers   All Trades Electrical, HAL,

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why Transformer and DG rating capacity is in KVA

4 Answers   ACC,

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What is contract demand in solar system?

0 Answers  

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I am interested to know what does 15 KVA DG set actually means? If I dont know the DG rating, is it possible to identify KW by simply knowing the diesel consumption?

0 Answers  

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