How can I known multiplying factor .without multiplying table

0 Answers   Student,

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which safety we have to take when we go for work?

2 Answers  

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My switchgear busbar is rated at 2000A and just imagine the actual load on busbar is 1000A. From that busbar there are 10 outgoing feeders. Now the question is will the load be 1000A on each outgoing feeder or 100A per outgoing feeder. 2nd thing how do i calculate the load on individual feeder. Thanks for your time. Please provide some clarification on this issue.

1 Answers   Alstom,

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HOW WE KNOW IN PHYSICALLY THE CONTACT SURFACE OF A VACUUM INTERRUPTER IS GOOD OR GOING TO DAMAGE IN A VCB AFTER ABOVE 500 TIMES OPERATED.

0 Answers   Areva,

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Comparision of Air break circuit breaker, SF6 Circuit breaker and vacuum circuit breaker.

0 Answers   Reliance,

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A 3 phase motor operating off 415V system is developing 20Kw at an efficiency of 0.77 and power factor of 0.73. determine:- a)the line current. b)the phase current if winding are delta connected. c)the phase voltage if winding are star connected.

1 Answers  

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What should be the protection scheme for a 15kw, 3-phase motor working in a lathe machine.

0 Answers  

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I have 3 1000 kva single phase transformers and I wish to replace them with one three phase transformer. What is he kva rating of the new three phase, is it 1000 kva also or 3000 kva.

5 Answers   Central Moloney,

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how can i determine the KVA/MVA rating of transformer precisely?? is there any standard test?????

0 Answers  

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th how could we differentiate between armoured copper and armoured aluminium cable what is the basic application? why we prefer the armoured copper as compared to armoured aluminium.

0 Answers   HMC,

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Q. calculate the value of the resistor to be connected in series with a 100W; 230V lamp so that the wattage of the lamp is reduced to 35W

8 Answers  

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explain how hunting can be reduced in an alternators?

3 Answers  

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