Answer / anshuman panda

miniature circuit breaker

Answer / ravi

Minature circuit breaker
Type is depends on breaking capacity
1. BC-3KA.
2. BC-10KA.

why dc moter are not earthed ????

2 Answers  

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why neutral grounding transformer is used for generator and why it is not used for transformers?

2 Answers   UPCL,

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why do mostly prefer to generate and distribute electricity in 3 phase..not in 4 phase or 5 phase.??

5 Answers   BSBK, IOCL, NTPC,

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What are the ratings of VCB, MCB, MCCB, SF6, ACB, and OCB?

0 Answers  

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what is differential relay in power transformer??

8 Answers  

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A well system is when , no. of bus bar is less or more. Tell me the concept of it.

0 Answers  

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what is saturation? what role it plays in operation of ct's,motors etc and how its affects the behaviour of the same.

1 Answers  

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Can Anyone suggest the Standards (IEC or IS) for selecting copper current density?

0 Answers  

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What are the temperature elements?

0 Answers  

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why free wheeling diode is connected across inductive load

16 Answers   NTPC, Omaxe, Wipro,

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Is the force acting between two parallel conductors of infinte length carrying AC of frequency 50Hz remians constant with respect of time? If not then what would be the frequency of the force acting?

1 Answers  

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diff b/w normal grounding and resistance grounding

0 Answers  

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