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 formula for 3 phase motor starting cureent deatials 3phase 148A delta 415v, efficiancy 94% can we run the motor with 200A incoming supply

2 Answers  


Single line diagrams for star to delta and DOL starters.

0 Answers  


What is the instrument to check the rotating diode fuse of alternator in running conditions?

0 Answers  


how make megger test for control cable like 12c x 1.5mm and what it apply voltage and test timing details.

0 Answers  


synchronous motor of 13.5MW having which type protection? and how to set relay?give me relay setting calculation for different protection for this motor assume efficiency,power factor and other term if neccecery

1 Answers  






what is meant by unity power factor?unity means one why dont call 2,3,4......?

6 Answers  


I am an electrical engineer, I found variation in KWH between DG and EB for Same load for same duration, can any one help me why this variation arises?

1 Answers  


how rating of transformer is selected for any new plant/what kind of load is cosidered/what kind of fadtors are considered/ pz give standard procedure

2 Answers  


what is earth pit , how we can measured it, what earth rods reference

0 Answers   ups,


what is current

5 Answers  


why power factor is lagging and leading(i.e -1to +1)

2 Answers  


Testing report of Earthing of 3.15 MVa PTR.

0 Answers  


Categories
  • Civil Engineering Interview Questions Civil Engineering (5085)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4452)
  • Electrical Engineering Interview Questions Electrical Engineering (16636)
  • 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)