what is effect of unbalaced load -- say R 15A, Y 25A, B 10A

Question Posted / magbul

4 Answers
9497 Views
TransWorks, I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

what is effect of unbalaced load -- say R 15A, Y 25A, B 10A..

Answer / debasis

Resulting neutral current. Generally lighting system has
this type of unbalance. If neutral is not provided then
star point will be shift from its ideal place caused
overvoltage in one or two phase(s).

Is This Answer Correct ?

15 Yes

2 No

what is effect of unbalaced load -- say R 15A, Y 25A, B 10A..

Answer / vinod kumar t

unbalanced load wil cause to flow of negative sequence
current which will heats up the alternator and hence it
effects insulation failure

Is This Answer Correct ?

13 Yes

2 No

what is effect of unbalaced load -- say R 15A, Y 25A, B 10A..

Answer / ravi teja.a

Resulting flow of neutral current. Generally lighting
system has this type of unbalance. If neutral is not
provided then star point will be shift from its ideal place
to new place with the phase angle related to phase(which
has the higher current value in mentioned phases)caused
over voltage in one or two phase(s).-------is the correct
answer.

Is This Answer Correct ?

6 Yes

0 No

what is effect of unbalaced load -- say R 15A, Y 25A, B 10A..

Answer / ramesh.r.t

If the supply voltage must 440vac 50Hz in star or delta
connection of motor or alternator stator pitch factor either
phase angel are changed.

Is This Answer Correct ?

2 Yes

0 No

Post New Answer

More Electrical Engineering Interview Questions

What are the necessary solutions needed to be carried out on a malfunctioned earthing mechanism of a VACUUM CIRCUIT BREAKER.(TAMCO)

0 Answers

Installation resistance for whole installation of 16 kva & 25 KVA DTRA a) Between each conductor b) between conductor to earth c) installation resistance for each apparatus, each conductor to earth d) earth resistance for the system of earthing

0 Answers

generator(Deutz 550kv)is runing for 2 hours with load of 900 amp and then it goes in shutdown with alarm fault messege of speed fault although heirtz reading fixed at 50,what does that mean

1 Answers

working of bucholz relay of a transformer

7 Answers

protection used for alternator , feeder , transmission line

3 Answers NHPC, Perfetti,

1 KW = how many kva

4 Answers

Vaccum circuit breaker

0 Answers

what is the use of power factor ? where its applicable ?

4 Answers

Please give me a erda placement paper