What will be the change in its efficiency and other
parameters of a ONAN transformer if it changed to ONAF
transformer ?

Answers were Sorted based on User's Feedback



What will be the change in its efficiency and other parameters of a ONAN transformer if it changed..

Answer / k.prakashchandra

You can increase the capacity the transformer.

Is This Answer Correct ?    2 Yes 0 No

What will be the change in its efficiency and other parameters of a ONAN transformer if it changed..

Answer / koti1965

Only KVA rating will change

Is This Answer Correct ?    2 Yes 0 No

What will be the change in its efficiency and other parameters of a ONAN transformer if it changed..

Answer / shariff

The cooling capacity will be increased in the transformer,
by which the trf can be loaded to its rated capacity and
the efficency of the trf is also max under its rated
capacity. Other parameters will not change.

Is This Answer Correct ?    1 Yes 0 No

Post New Answer

More Electrical Engineering Interview Questions

what is the difference between static and dynamic induced emf?

14 Answers   College School Exams Tests, MRF, Suraj Constructions,


In CT's they mentioned 400/5 or 1250/5, 1000/1 here 400,1250,1000 is Breaker Capacity what is the /5 Explain me briefly

2 Answers  


what is meant by VDC ?where its applicable ?

2 Answers  


Earth is a conductor or load?then ammeter connect to 3- phase supply,it shows the measurents or not?

0 Answers   UltraTech,


how to calculate the transformer losses.

4 Answers   Cipla,






what is name of transformer oil ?

58 Answers   L&T, MPSEB, OPTCL, Practical Viva Questions, Servo, TATA, XLPE, ZGL,


what do you mean by partial discharge in cable

1 Answers  


In case of legging current of 20°, pf is .94 and leading of 20°,pf is .94 , in mathematicaly both are same but in realy how it is differ ?

3 Answers  


Why we should use delta connection in primary and star connection in an distribution transformer, which converts 400v a.c. voltage to 33kv.

15 Answers   ABC, Kirloskar, Sify,


to operate air conditioner of 1.5ton what power of generator is required

1 Answers   Bharat,


1) why a dg set shows variation of power factor and load when synchronised with other dgs? 2)Why the load sharing is not become equal in all dgs?. 3)When a dg set will not run on auto start?

0 Answers  


what is difference b/w CFL and Ordinary lamps? which one is useful for power saving?

5 Answers  


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)