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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Normally the starter used to reduce the starting current.but the dol starter do not it,so why we use it?

4 Answers  

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The neutral to earth connection in my industry is showing a zero reading (shorted). I have a machine which has to be installed where neutral to earth is not shorted and shows a leak voltage <3 Volts. Please suggest me how it is possible.

6 Answers  

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Where can i get practical knowledge of solar system?

0 Answers  

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why the earth terminal of the three pin plug we are using bigger than the others?

2 Answers  

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why does fans rotate in anticlockwise direction?

1 Answers  

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what is tha online tapping and offline tappchange? which side connected primary or secondary and explain ?

4 Answers   Essar,

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In distribution transformers, fuse wires are very thin when compared to conductor size. How it's possible?

4 Answers  

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IN 3 phase induction motor where we give i/p supply & how its working ?

2 Answers  

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Can we put 3 layers of cable tray while installing tray

0 Answers   NTPC, Siemens,

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how many types in CT & define it ?

6 Answers  

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what is the pressure of vacuum circuit breaker

2 Answers  

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