Why do you get a typical sound when the transformer is put into operation?

4 Answers   IIT,

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We have 750KVA DG set, we want to introduce REF relay with 1250/1A,CL PS,Current transformers.The lead distance of 2.5mm copper flexible cable from CT to relay is around 5mtrs.We would like to know the knee point votage(VK) & IM calculion for CT's

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11 KV Power cable end earth connection insulation got burned wht is the reson pl give the resons

2 Answers  

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how can we calculate the reactence of the current transformers?

0 Answers  

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In electrostatic precipitator why positive terminal of tranformer rectifier unit is grounded?

2 Answers  

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which of the following loss varies with the load a)hystresis loss b)eddy current loss c)copper loss d)core loss

2 Answers  

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what is difference b/w bus duct & bus bar.

2 Answers  

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What is bus-bar?

1 Answers  

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wap to print prime number from 1 to 100 using c++

1 Answers  

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WHICH SUPPLY IS BETTER FOR 4 MW LOAD. 1)TO TAKE NEARER AVAILABLE 11 KV SUPPLY OR 2)TO TAKE 33 KV SUPPLY WHICH IS AVAILABLE AT 10 KM DISTANCE BY INVESTING NEARLY 50-60 LACKHS

1 Answers  

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draw vector diagram and +ve,zero sequence diagram of symmetrical three phase fault.

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what is leading and laging please in details

3 Answers  

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