how can we decide where we have to DYn11 or other vector group transformer

4 Answers   BSL, Knight Frank, Security Printing and Minting Corporation of India Limited,

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how to calculate the magnetizing current of ct ( 800A/1A) for Relay 64

0 Answers   Cadsys,

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why on delay timer used for fully automatic star delta starter?

0 Answers  

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Define the overload capacity of the motor.

3 Answers   Alstom, Maynilad,

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what kind of quetions will ask in BHEL in interview? Plz help me?

0 Answers   Bhel,

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can you send me the placement papers of electrical engg. from companis like NTPC,DRDO,IOCL,HPCL,BPCL etc.?If,plz send as soon as possible.Thanks.

0 Answers   NTPC,

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whye the current increases in the motor when the load on the motor increases

3 Answers  

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We are using 3core 11KV HT cable for same phase for generator outgoing, the cable leakage current is high and cable heated overly what is the remidy, if we use the 3core cable for 3phases the problem is solved are not?

1 Answers  

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What is the diference between increased saety motors and non sparking motors?

1 Answers  

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how and why are capacitors are used to improve powerfactor?

4 Answers  

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how to calculate the ct burden?

1 Answers   Hydropower,

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what will happen reduce the transformer voltage from 415v to 406v, is it save the energy,? are this methodis good to reduce the energy.?

0 Answers  

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