our company have 750 kva oil transformer.still we have
facing a problem that is when voltage is 11.5 kv coming
from HT side then LT-side voltage is 420v or above at tape
1.please give me best solution to decrease the voltage.

Answers were Sorted based on User's Feedback



our company have 750 kva oil transformer.still we have facing a problem that is when voltage is 11..

Answer / sanjayjssate

File a case against the seller if transformer values are different than those mentioned on specification plate.

Is This Answer Correct ?    0 Yes 0 No

our company have 750 kva oil transformer.still we have facing a problem that is when voltage is 11..

Answer / bhupendra k. patel

We have started our own consultancy service on the same
field. We have solved no. of problems related to transformer
design.

The problem you have posted seems quite interesting for us
and we are in a position to solve it. Can you provide us
some elaborative details of your above mentioned problem.
You can send us the problem details through mail.

With regards,
B.K.Patel (R&D Division)

Is This Answer Correct ?    0 Yes 1 No

our company have 750 kva oil transformer.still we have facing a problem that is when voltage is 11..

Answer / thanigai1984

increase the load on that to decrease the
voltage...otherwise decrease the capacity of transformer...

Is This Answer Correct ?    0 Yes 1 No

Post New Answer

More Electrical Engineering Interview Questions

why Batteries & Battery chargers are used in substation? what is the different between UPS & battery charger?

4 Answers   DLF,


what is trip circuit supervision relay? How does it work in switchgear?

6 Answers   Radha Regent Hotels,


How is the air circuit breaker quenching the arc. If it is by air means, where is it come from?

1 Answers  


what is the transformer rush current?

0 Answers  


why the neutral point is zero in star connection?

4 Answers  






How PADO software increase the efficiency of power plant?

0 Answers   Avalon, SVS,


how we can convert 3 phase to single phase without using any transformer

8 Answers  


how can we calculate the cooper armed cable size if the protection load of main fuse is 80 ampere.

1 Answers  


why two fuses are used in battery charging room?one in positive line and the other in negative line?do any DC system require two fuses?

1 Answers   HPCL,


What is the use of Gateway RTU like ABB RTU 560 in power plant, SAS system ?

1 Answers   ABB,


what is frequancy

7 Answers   TCS, Torrent Power,


what is the difference between high impedance & low impedance

1 Answers   L&T,


Categories
  • Civil Engineering Interview Questions Civil Engineering (5085)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4451)
  • Electrical Engineering Interview Questions Electrical Engineering (16632)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1095)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)