what is the reason the main breaker is trip during the motor is running? (some time the breaker is not trip)

0 Answers  

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what is principle operation of transformer?

9 Answers  

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what is the use nuetral wire

8 Answers  

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why we use ac?why we use dc? why we we cannot use only ac/dc for all the applications?what happen if we use?

0 Answers  

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what is the use of current transformer in power transformer secondary side.?its connectyed in WTI

0 Answers  

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what is short circuit force ? How to calculate it for Panel?

1 Answers   Bilt,

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Why we use Y-Y connection in power transformer (8-10 MVA, 132 kV to 11 KV)and D-y in distribution transformer (2 MVA, 11 KV to 440 Volts)?

4 Answers  

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what are corona losses

3 Answers   Siemens,

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If symmetrical fault occurs at the terminal of a synchronous motor then how the motor will act...explain it..

0 Answers   Bhel,

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need of capacitor used in plant

3 Answers  

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a 25kvar capacitor bank connected to the secondary side of transformer.then why the capacitor draws more current then rated

3 Answers   TATA,

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why transformer do not rotate?

3 Answers  

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