Alternators are invariably star connected why?

Question Posted / mm85_j

4 Answers
10198 Views
I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

Alternators are invariably star connected why?..

Answer / dkmathur

Because it is a must that we earth the star (neutral) point
at generating point for safety & protection of equipment /
system.

Is This Answer Correct ?

24 Yes

2 No

Alternators are invariably star connected why?..

Answer / abhishek sharma

To save copper in tems of money because in star connection
phase vol = line voltage / root three
and to protect generator form earth fault eseily and more
effective by provide generator neautral earhing via
neautral or star point

Is This Answer Correct ?

4 Yes

0 No

Alternators are invariably star connected why?..

Answer / suseendran

Because the voltage in each phase will be 1.732 times the
generated voltage, design and insulation becomes simple easier.

Is This Answer Correct ?

3 Yes

1 No

Alternators are invariably star connected why?..

Answer / sandeshg

when voltage reduces(because of star) on line the current reduces hence conductor size also reduces. whenever conductor size reduces loss are minimized.

Is This Answer Correct ?

0 Yes

2 No

Post New Answer

More Electrical Engineering Interview Questions

1.What is captive power plant? 2.What is national grid?Give brief idea.

0 Answers

Can u start a tube light without a starter?

8 Answers Adani,

What is best method of Calculating Short Circuit current in power system network.

1 Answers

sir, how to select the cable size, what is the parameters use ang what is the formulas use for this cable size calculations. please tell me.

4 Answers ISRO, Power Grid,

What will happen if supply to three phase motor is given wiyhout inerting rotor in it?How much current it will draw?

5 Answers

what parameters should we check to reduce the power bill

0 Answers

Why collecting electrode of ESP to be earthed

0 Answers NBVL,

Can 33kva/415v transformer be run underground? If the answer is yes why and if the answer is no why?

0 Answers 4T Technologies,

what is the applicatyons of the slipring motor and please tel me more about the slipring concept

1 Answers

what is the cause of voltage dipp or swell in the transmission lines?

0 Answers

No load test of induction motor is carried out to compute= A stator resistance B rotor resistance C magnetizing reactance D rotor reactance

1 Answers

how do prepare ongc exam.how is it question model.i am electrical. which part covering in electrical.tell me

0 Answers ME,

For more Electrical Engineering Interview Questions Click Here