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Question
what is the uses of C.V.T transformer in switch yard?
 Question Submitted By :: Thgandhi321
I also faced this Question!!     Rank Answer Posted By  
 
  Re: what is the uses of C.V.T transformer in switch yard?
Answer
# 1
For measurement of high voltages in 400 kv substations as
well as carrier communication
 
Is This Answer Correct ?    11 Yes 3 No
Prasad
 
  Re: what is the uses of C.V.T transformer in switch yard?
Answer
# 2
all switch yard instrument are mainly relay...whose current& voltage setting required...that are possible c.t having current upto 5A.7 voltage upto 110KV so difference of current can found out 
Is This Answer Correct ?    4 Yes 5 No
Swati Agarwal
 
 
 
  Re: what is the uses of C.V.T transformer in switch yard?
Answer
# 3
1.we cant measure directly very high voltages(in kv) in
switchyard.so we need to step down the voltage in kv into
some small values.so we can measure small voltages using our
meters.the purpose of using capacitor is to filter DC and
will allow AC only.
 
Is This Answer Correct ?    10 Yes 3 No
Balaji
 
  Re: what is the uses of C.V.T transformer in switch yard?
Answer
# 4
yes 
Is This Answer Correct ?    2 Yes 1 No
Shashank22_sahu@yahoo.co.in
 

 
 
 
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How size of Earth Strip is determined for a particular Fault current.   1
Between Turbo alternator and Hydro alternator which one is more difficult to cool and why?   1
The potential difference between a phase and neutral is 230v , but the potential difference between two phases is 400v. why? HCL 4
what is Distance protection & how did it work   2
Why is the diffrential protection in DG. What if the CT polarity is reversed while connecting for the same type of protection? How polarity can be made ok?   1
How to calculate the cable size in sq. mm. when the load is given in KW?   1
how we can calculate cable size for any load & any type of cable material ?   1
why capacitor using the induction motor? Kirloskar 6
How to select the different contactors ( starter combination) for different AC motors? what about fuse cappacity 4 different motors too? Equate 2
how much kn lightning arrestor is used in 11kv line Power-Grid 7
why transformers are put with supply for 24 hours before giving supplying to a locality?   2
what type of transformer used in soft ware parks its distribution or power transformer. like 1800 kva   3
 
For more Electrical Engineering Interview Questions Click Here 
 
 
 
 
 


   
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