our company have 750 kva oil transformer.still we have facing a problem that is when voltage is 11.5 kv coming from HT side then LT-side voltage is 420v or above at tape 1.please give me best solution to decrease the voltage.

3 Answers  

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any one have papers of hpcl or sailof ELECTRICAL ENGG.

1 Answers  

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Why AC current leads voltage in capacitor and how?

0 Answers   BMB,

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what is the use nuetral wire

8 Answers  

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Distinguish between Earth & Neutral?

5 Answers   Essar,

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25 kva load,

1 Answers   Voltas,

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what is the power factor?please tell me uses.

5 Answers   NTPC,

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How to test lightning Arrester?

0 Answers  

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Explain about technical and non technical losses in distribution system?

0 Answers  

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i need to calulate the cable size when watts are mentaind wat z the formula

1 Answers  

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why use only sf6 circuit breker in 400 kv sub station

5 Answers   BARC,

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why we still use sinusoidal waveforms for transmission and utilisation (we know generation is sinusoidal), instead of other ac waveforms such as triangle, sawtooth, square etc.,? is there any mathematical derivations to prove sinusoidal is efficient than others?

1 Answers  

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