Name different types of circuit breakers and their voltage ratings?

11 Answers   NTPC,

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How many kw will suply from one db

0 Answers  

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Why the Transformer connection is changing in different transformer?(Like Star & Delta,Delta & Delta,Star & Star,Delta Star) From that connection where it is used?

2 Answers  

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what happen if drive input fail momentry at 48.5 HZ frequency?

0 Answers  

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why Batteries & Battery chargers are used in substation? what is the different between UPS & battery charger?

4 Answers   DLF,

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calculate multiplication factor of a trivector meter with line ct ratio 200/5A, line PT ratio 11000/110V and meter CT ratio 200/1A and meter pt Ratio 11000/110V.

4 Answers  

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What is Nominal voltage?

3 Answers   Bhel, Equate,

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what is the main function of capacitors in mccs.

0 Answers  

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What is the tube exial fan?

0 Answers  

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WAT IS MEANT BY COLD AND HOT START OF A MOTOR?? HOW DOES IT AFFECT A MOTOR'S PERFORMANCE??

4 Answers  

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why the rating of a transformer in kva not in kw.

9 Answers  

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what is the principle of synchronous motors?

3 Answers   The Grand,

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