Answer / tushar choudhuri

Rated interrupting time is the mean time for interruption of any current exceeding the rated interrupting current of the Breaker.The possible relaying time of modern high speed protection is 0.5 to 1,0 cycle.The breaker interrupting time of high speed modern circuit breaker is nearly 2 to 3 cycles.

what is the formula for calculating the phase clerance between two phases and phase to earth how to calculate the cable for a motor

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difference b/w eath and neutral

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why efficiency of generator is greater than motor?

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What is the minimum underground tank size capacity considered for firefighting purpose?

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specific gravity of a battery?

6 Answers  

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