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

1 Answers  

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What is mean by Power factor

5 Answers   Fenner,

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What is the difference between KV,KVAR,KVA,KW?

6 Answers   L&T, PowerHouse, YUI,

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What do you mean by cogeneration? What its working principle?

0 Answers  

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the site measured knee point voltage of protection class CTs should be greater than rated knee point voltage? what about meetering class CTs. Should it be below the rated knee point voltage?

0 Answers  

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What is mean by STUB protection?

0 Answers  

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difference between load bus and dead bus?

4 Answers  

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why compound generator is used in generating station?

2 Answers  

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In LT Line What is the minimum clearance required between phase to phase busbar & between Phase to body of the panel? Also between Neutral &phase, & Neutral & body of panel. as per standards.

1 Answers  

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I have a 3 phase 600 volt prim. feed and a 120/208 sec. Isolateing tranformer .We are using this system for safety against shock . What is the proper grounding ?? Does the common on sec. get earth ground ???

1 Answers  

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Why do we generate 3 Phase AC Supply? It is possible to generate 4 Phase and 5 Phase explain it?

4 Answers  

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how many electricity poles are there and what are the names and their sizes.

0 Answers  

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