Three phase star connected PT transformer primary side one phase fuse is blown

Three phase star connected PT transformer primary side one
phase fuse is blown what will be the output in secondary
side(Secondary side also three phase star connected)

Question Posted / jeet ghosh

2 Answers
7463 Views
Sun Pharma, I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

Three phase star connected PT transformer primary side one phase fuse is blown what will be the ou..

Answer / ram

if star connected -- two phases will work(two PTs will work)
if delta connected -- only one phase will work(refer to
single phasing problem)

Is This Answer Correct ?

1 Yes

2 No

Three phase star connected PT transformer primary side one phase fuse is blown what will be the ou..

Answer / ved prakash

This is in order to compensate for phase shift due to Star/Delt or Delta/Star connections of primary and secondary windings. Becuase if the phase shift is not compensated, differential protection will operate.

Is This Answer Correct ?

2 Yes

6 No

Post New Answer

More Electrical Engineering Interview Questions

If you touch at the end welding machine, will you have shock ?

1 Answers

What is center gravity load in substation?

0 Answers

why designer use kva rating instead of kw in transformer rating???????????????

9 Answers

effect of single phase transformer on full load current?

2 Answers

What is the minimum IR value of HT/ LT cable? Pls post separetely!!!!!

0 Answers Bhel,

What range of speed can you get with the armature control method of speed control of d.c. Shunt motor?

0 Answers

Explain the operation carried out in thermal power stations?

0 Answers

What is VVVF Drive ?

3 Answers

WHY NUTRAL GROUND SYSTEM USED IN 33KV SYSTEM

0 Answers RasGas,

I am doing apprenticeship training at HT switch yard in NLC. How can i get electrical c license. ??? What r the rules for getting it as an apprentice? ??

0 Answers

why reactor is connected before capacitor in APFC panel

2 Answers

Can we use the Poly Phenly Sulphide instead of Poly Phenly Ether? Do clarify your opinion.

1 Answers

For more Electrical Engineering Interview Questions Click Here