MY QUATION IS ABT THE MAIN POWER TRANSFORMER IN STEEL PLANT , I WISH TO KNOW

MY QUATION IS ABT THE MAIN POWER TRANSFORMER IN STEEL
PLANT , I WISH TO KNOW THAT WHY TRANSFORMER PROTECTION NOT
TRIP AS CABLES ON THE SECONDAY SIDE IS WATER COOLED.

TRANFORMER DETAIL
NORMAL KVA--150 KVA
PRIMARY VOLTAGE --34.5 KV
SEC.NO-LOAD VOLTAGE---1.290-908-690V ( WITH PRIMARY DELTA
CONNECTED)
CONNECTION--D/d (EXTERNAL CLOSED)
CONSTANT RATEING FROM--1.290-908V
CONSTANT CURRENT FROM--908-690
VECTOR GROUP--D III

Question Posted / rajat

1 Answers
2918 Views
I also Faced
E-Mail Answers

MY QUATION IS ABT THE MAIN POWER TRANSFORMER IN STEEL PLANT , I WISH TO KNOW THAT WHY TRANSFORME..

Answer / k.prakashchandra

As pure water is a bad conductor of electricity

Is This Answer Correct ?

3 Yes

0 No

Post New Answer

More Electrical Engineering Interview Questions

Why is making current of CB always greater than CB breaking burrent?.

6 Answers JP Group,

EXPLAIN WORKING PRINCIPLE OF ALTERNATOR & MOTORS.

2 Answers L&T,

What is sunrise meeting ?

1 Answers KSEB,

Please tell me the formulaes while designing a substation for power Calculations in designing a 33 KV Substation?????

0 Answers

Dear sir,how should i set the relay in star delta starter..say ex i am having 4ohp motor,,wht should be the relay setting...?

4 Answers

What does a permanent magnet generator do?

1 Answers

when neutral will carry the current?what could be the magnitude?

7 Answers Voltas,

What happen if ac supply is fed to rotor of the alternator?

1 Answers

how we are measuring the import and export power?

1 Answers

What is formula calculation size cable wire ?

0 Answers

What is Plank's Law?

0 Answers Godrej,

When we use a multimeter, while checking continuity of a closed circuit , what is happening inside multimeter, how it is working to produce a beep wheather it is closed or open.. is there any internaly voltage/current source inside multimeter?

3 Answers TNEB Tamil Nadu Electricity Board,

For more Electrical Engineering Interview Questions Click Here