Do I need a special Transformer to put 240 VAC 3 phase into it and and get 480

Do I need a special Transformer to put 240 VAC 3 phase into
it and and get 480 VAC 3 phase out of it to run a machine?
Or, do I just use an ordinary step down transformer and step
up the voltage? Thanks

Question Posted / lemonhead

2 Answers
5500 Views
I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

Do I need a special Transformer to put 240 VAC 3 phase into it and and get 480 VAC 3 phase out of i..

Answer / joseph

The question is rather vague.

Since your machine is rated for 3 Phase, 480V, then just
use a three phase distribution transformer (11/.433 KV).

Is This Answer Correct ?

0 Yes

0 No

Do I need a special Transformer to put 240 VAC 3 phase into it and and get 480 VAC 3 phase out of i..

Answer / rvg.msceb

Transformer can change the voltage levels, but do consider
the current ratings also.

Is This Answer Correct ?

0 Yes

1 No

Post New Answer

More Electrical Engineering Interview Questions

Why does the radius of armature is less than the radius of pole shoe?

0 Answers ABB,

difference between ac motor and dc motor

5 Answers

what is the kvar, droop, stability,ramp

1 Answers

how to calculate the cable current ratingand and how much of distance the rating will be ok will the distance is incresed what the action we take

0 Answers

In a company the lines carrying 33KV but the load is below 10000Volts so we know that <11KV we can put 11KV lines but the lines are 33KV,..so how we can step down the voltage to 11KV with out erecting a substation

1 Answers

how to calculate the tarriff for an industry whose kva demand is 10 mva

0 Answers

What happens on the secondary of a 33kV/11kV when one phase of the primary fuse blows?

3 Answers

what is meant by residual over voltage & residual earth fault ?

0 Answers

rrb question

0 Answers

for a 33/11kv transformer, after step down what happens to the balance 22kv.

2 Answers

AC voltage only create magnetic flux in coils, but in Solenoid coil how 24V DC volt create flux and pick the plunger

5 Answers

I am working on a 11KV system with fault current of 40KA for 1 second. I have selected 2500MVA 11/0.433KV transformer. How can i find the impedance value for this transformer? Please help me.

2 Answers PPL,

For more Electrical Engineering Interview Questions Click Here