In Star type and Delta type Motors, If one phase will miss/Break then which ph

In Star type and Delta type Motors, If one phase will
miss/Break then which phase winding will burn and why?

Question Posted / ele.kishan

4 Answers
6161 Views
I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

In Star type and Delta type Motors, If one phase will miss/Break then which phase winding will bur..

Answer / engr. kashif

If ur motor is well protected then thermal tripping will prevent any winding burning.
If however no safety exists then one of the two windings
whose phase is ok will burn out due to excessive current and
heating.

Is This Answer Correct ?

2 Yes

0 No

In Star type and Delta type Motors, If one phase will miss/Break then which phase winding will bur..

Answer / koti

In Star, two healthy windings and in Delta only one winding (not connected in broken phase) will burn.

Is This Answer Correct ?

3 Yes

2 No

In Star type and Delta type Motors, If one phase will miss/Break then which phase winding will bur..

Answer / ch v kishore kumar

because rotating is disturbed.we are using proper rating of protection system the motor is also safe.

Is This Answer Correct ?

2 Yes

3 No

In Star type and Delta type Motors, If one phase will miss/Break then which phase winding will bur..

Answer / anzar

the phase which break will burn

Is This Answer Correct ?

1 Yes

5 No

Post New Answer

More Electrical Engineering Interview Questions

Why the symbol of register is "zig zag"

0 Answers Suzlon,

Does human body can effect the electric shock when stand on Insulated material?

2 Answers

What is ferro-resonance in electrical system? Why it occurs and what are measures to prevent it?

0 Answers

How to check AC & DC Choke

1 Answers

how to caluclate cable size by Amps

2 Answers

what is the problem in manufacturing transformer with 0 degree phase displacement.???why alwasys go for DYn11 or DY5?Whys not DY0 i.e zero degree displacement between primary and secondary side vectors?

3 Answers Bhel, dpdc, Prime Electrical,

If I have a LT panel 3ph, 415V, 50Hz which demand load-600kw, how we can calculate its body earth strip size.

1 Answers

Let me know that how i calculate the alternator sub tranciant reactance and tranciant reactance.

0 Answers

What is application of isolation transformer & How it works.

2 Answers BARC,

WHY SEPARATELY EXCITED MACHINE NEEDS EXCITATION BY DC SUPPLY WHY NOT BY AC

0 Answers

how to save the power in company?

0 Answers

what is 33 /11kv transformer bdv

8 Answers NMDC, TPPL,

For more Electrical Engineering Interview Questions Click Here