In CT, burden is 15 VA and protection 5P20,CT ratio is 100:1 then what would be the knee point voltage ?

2 Answers   ERL,

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why the three phase transformer's star point does not sparks or seperated? while we often see that two phases touches each other it sparks and ocationaly conductor breakes out.

4 Answers  

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We store the d.c supply...then why can't we store A.c supply???

4 Answers  

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DG B-check,C-Check,D-check is depending upon the running hrs.If the running hrs is not reached as mentioned.How to conduct the DG checks.

15 Answers   Blue Star,

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what is meant by transformer differential protection ?

3 Answers   BFL,

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can we use existing delta star with neutral grounded,step down(6.6kV/415V), 3 phase power transformer bi-directionally.

3 Answers   GMR,

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What are motor generator sets and explain the different ways the motor generator set can be used ?

0 Answers  

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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

0 Answers  

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Transformer diagram mention each parts ?

0 Answers  

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Slow acting fuses are most often used for which application a) Lighting circuit b) heating circuit c) Motor D) Radar circuit

1 Answers  

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What is meant by stator?

0 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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