Transformer rating=> 15/20 MVA.Why there are two raings? What should be the

Transformer rating=> 15/20 MVA.Why there are two raings? What
should be the rating of the fuse at the secondary if the
voltage level is 13.8KV/4.16KV?

Question Posted / jibu tom

1 Answers
7483 Views
Bhel, I also Faced
E-Mail Answers

Transformer rating=> 15/20 MVA.Why there are two raings? What should be the rating of the fuse ..

Answer / k.prakashchandra

15 MVA for one type of cooling and 20 for a better cooling
method.e.g. ON AN and ON AF or OF AF.Current is too high to
use fuses on LT side

Is This Answer Correct ?

10 Yes

8 No

Post New Answer

More Electrical Engineering Interview Questions

why co incidence factor considered in transformer sizing?

0 Answers

what is the frequency standard with tolerance level for India?

16 Answers

How can we increase fuel-power ratio of any DG set?

0 Answers

usually why bettery voltage are 1.5V, even if you open a 9V battery there are six 1.5V batteries in series. is it not possible to increase this voltage other than putting in series

1 Answers

generator means

1 Answers

Why the motor take high starting current for long time(10- 15 sec) which is connected to Blower as compaire with a motor which is connected with pump with same rating?

2 Answers

why grid failure happens?

1 Answers

what is difference Auto-transformer and ICT ?

1 Answers CG, Descon,

Shall I use 40A semiconductor Fuses in 32 A SFU ? Frame size is same. What Happen if Fuses burn on SFU?

0 Answers

What do you mean by a current transformer?

0 Answers

Best way to measure the Soil resistance of rocky soil, three probe method and four probe method

0 Answers

what is the difference between the megger and multimeter operation ?

3 Answers

For more Electrical Engineering Interview Questions Click Here