Can we step up a 230V supply to 400V using a single phase transformer??

2 Answers  

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Abb 11kv how it is closing automatically when the cb is racking in and rack out when it reaching test position

1 Answers  

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what is differance between dirty earthing and clean earthing and their applications

2 Answers   CB&I Lummus,

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high voltage transformer input voltage,current and amps rating..distributed transformer input voltage,current and amps rating...

0 Answers  

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can any one help me for my ups inter view , list out few basic technical ups question with answer.

1 Answers  

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Why the transmission lines are in 11kV, 22kV, 33kv, and why not 10kV,20kV, 30kV?

2 Answers   Bhel,

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why do fans generally rotate in anti clock wise direction??

2 Answers   BMS, FIS, IBM,

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what is the working principle of smoke detector in fire alarm system

2 Answers   Vijaya Bank,

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how much distance is required for earth pit to earth pit in substation???

3 Answers   Divis Laboratories,

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Explain the terms real power, apparent power and reactive power for ac circuits and also the units used.

0 Answers  

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how to choose cable size with respect to load? how to convert cable size in mm2 to sq.mm?

2 Answers   MSL,

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How to improve fuel cell in a distribution system?

0 Answers  

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