how does it help for selection of a transformer.

0 Answers  

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what is derating?, why it is neccesary, it is same for all means for drives, motors,and cables.

1 Answers  

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IF i have switchgear with busbar current rating of 1000Amp 35kA then is it necessary to have outgoing breaker kA rating to be equal to busbar kA rating?

6 Answers   L&T,

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Why induction motors draws higher current during starting condition?

1 Answers  

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what is isochronous mod? what is voltage drop mode and p.f mode?

0 Answers   ABB,

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difference between temperature sensor and temperature switch

3 Answers   ABB,

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Spacing of Transformers ratings are 10kva,15kva,25kva,63kva,110kva,150kva .........so on Q) Why transformer are not manufactured having ratings in between or other than these standard ratings ?

3 Answers  

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What are differences between Voltage, EMF & Potential difference ?

0 Answers  

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description with working of all parts of a Diesel generator???????

0 Answers   DELL,

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How to discharge the battery as quickly as possible ?

1 Answers  

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What is an ac motor?

0 Answers  

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What are the essential parts of a transformer?

2 Answers   NIT,

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