why transformer comes only in standard rating like 11kv,33kv,66kv....and not like 33.33kv and so on?

3 Answers  

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what voltage to be select in megger for insulation resistance testing to L.V , H.T cables,motors and transfomer?and ohms valve should be giga ohms only or what?

1 Answers   Deevya Shakti Paper Mills,

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in general it is observed in power stations, the tertiary winding is used in higher rating Y-Y auto transformer but not in Y-Y power transformer. is the tertiary winding is compulsory then why it is not using in power transformer 

0 Answers  

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How I calculate the ELCB for circuit breakers?

0 Answers  

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what is circuit breaker in transfomer and where it used

0 Answers  

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Why does inductor is connected to dc supply? or what is the role of an inductor when connected to DC source?

3 Answers   TCS, TRR,

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i have faced a problem in ro plant grunfos make bm30type pump it is 22kw pump. We start this pump using siemens 3rw 4423-ibc44, 30kw softstarter but this soft starter will frequently failier so we planed to change dol starter. So pls tell anybudy its possible or not.

0 Answers  

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what will happen if i will done heart shape hole in transformer core?

1 Answers   Bhel, ONGC,

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How to find the maximum load that can supply by a particular(say 315kva) KVA rated transformer?

2 Answers   ME,

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What is the purpose of stand by earth fault protection for transformer ?

0 Answers  

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HELLO SIR, IAM PREPARING HPCL EXAMS. SO PLS SEND MATERIAL OF HPCL ELECTRICAL ENG..TO VIJAY_8888@YMAIL.COM

0 Answers   HPCL,

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what is the value of current as well as voltage upto which we will not feel shock and why?

3 Answers  

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