what is the meaning of trippe time of circuit breaker

1 Answers  

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How does frequency affect KVA rating of a transformer? If a 500 kva, 500 to 250 v, 60 hz t/f used in Canada is to be operated on 50 hz in Europe frequency then how will its KVA rating change? a-increase b-decrease c-remains same

1 Answers  

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Can be ammeter and voltmeter used without CT? if not, what is the reason for that?

3 Answers   Elektrotek, Toyo Engineering,

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what is the capacity of storing mass electricity.

1 Answers  

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my N-P 230 VAC at 3 wires but i haven't any voltages at phase to phase whither my supply is 3 phase, why i haven't received these line to line voltages ?

2 Answers  

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1.How to calculate backup time from series connected battery of 12v dc with 26Ah for 2battery?

3 Answers  

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what is zero sequence curr ent ?

4 Answers  

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Explain the method to keep noises low in a control system?

0 Answers   HPCL,

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Frequency in the control system represents? Continuous system in time domain ? In frequency domain?

1 Answers   CCP,

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In Single Phase AC Supply,If Voltage between Phase and Neutral is 230V means what will be the Voltage between Phase and Earth?

2 Answers  

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is it possible for different brand of H.V transformers to run or operate in parallel to each other? if so how much disturbance can this affact the H.V bus bar?

0 Answers   Unitech,

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Pls Breifly explain about UPS (Inverter,Reserve,Rectifier,Float voltage,Boost voltage).

0 Answers  

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