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Question
what is differnce between oil transformer & dry type
transformer ???????????
 Question Submitted By :: Rahulbawangade
I also faced this Question!!     Rank Answer Posted By  
 
  Re: what is differnce between oil transformer & dry type transformer ???????????
Answer
# 1
In Oil transformer, Mineral Oil is used for insulation and
cooling pupose but in dry type transformer, no any kind of
oil is used. In dry type transformer, other methods of
cooling are used i.e. air cold, water cold etc. and for
insulation purpose air, vaccume etc. are used.
 
Is This Answer Correct ?    0 Yes 5 No
Raza
 
  Re: what is differnce between oil transformer & dry type transformer ???????????
Answer
# 2
oil emersed xformer- uses oil for cooling system

dry type xformer uses only his housing for cooling system.
we call it heat sink
 
Is This Answer Correct ?    2 Yes 0 No
George
 
 
 

 
 
 
Other Electrical Engineering Interview Questions
 
  Question Asked @ Answers
 
why reactive power control is required   3
what is phase to phase to phase to ground fault   1
how to calculate the transformer losses. Cipla 4
why the efficiency of generator is more than the motor in case of swinburne's test????   1
which is more dangerous A.c or D.C?   25
what are the highly demanded courses for electrical engg. who finished his b.tech   2
why dc supply is not applied for step up or down in transformer   3
why d.c motor speed decress with increass in load?   1
Can a 5 core cable one end with a 32A 3p+N+E plug and the other end 32A 3p+E be used on a generator?   1
which oil used in transformer?   4
why near the transformers, the Jelly(small white colored rocks)are poured.and what are conditions for that?   3
MCB MCCB ACB VCB   1
 
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