What are the reason of unbalanced secondary voltage of HT transformer 33kv/6.6

What are the reason of unbalanced secondary voltage of HT
transformer 33kv/6.6kv ?
Incomming voltage is balanced.33kv each
secondary voltage 6.6 kv
6.4 kv
6.4 kv
At no load conditions.

Question Posted / ranjan nath

1 Answers
3823 Views
I also Faced
E-Mail Answers

What are the reason of unbalanced secondary voltage of HT transformer 33kv/6.6kv ? Incomming volt..

Answer / k.prakashchandra

Probably ,inter -turn short in one phase of the primary if
delta/star .Conduct magnetic balance test (low voltage
excitation test) to ascertain.

Is This Answer Correct ?

0 Yes

0 No

Post New Answer

More Electrical Engineering Interview Questions

what is the effect come when i changed the alternator exciter field winding DC palority(+ve & -ve)which is coming from AVR.

1 Answers Wartsila,

what is the relation between the leading pf and supply voltage?

1 Answers

What are the types of excitation system?

0 Answers

How to discuss the phase shift of transformer considering open delta?

0 Answers

what do u understand about FACTS? how they are useful?

0 Answers BARC,

Whats the diference between Induction motor and servo motor

3 Answers Essar, PMT Machines,

what is the write prosidure of stringing of 8meter pcc pole.

0 Answers

WORKING PRINCIPAL OF MCB

5 Answers TATA,

why we step/down voltage in multipul of 11kv?

4 Answers Siemens,

what is the diffrence between current transformer and voltage trasformer

3 Answers

how to calculate earth fault relay current and CBCT ratio

0 Answers ONGC,

What is the necessary and sufficient condition for stability.

0 Answers

For more Electrical Engineering Interview Questions Click Here