Is there any problem ,if R-Y-B voltage is constant , but
the air compressor taking one phase high current.what is
possible causes.the said compressor is very new.(55kw).

Answer Posted / kuldeep singh b.tech iitr

It may be due to winding problem. There may be different
winding resistance/induactance from the othe two one, of
that perticuler phase

Is This Answer Correct ?    5 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

TCS IS IT COMPANY THEN WHY DO THEY NEED ELECTRICAL &ELECTRONICS ENGINEERS?

1464


Tell me the reason of connecting domestic t/f primary in star or delta,and also secondary side.

1535


Why are the cores of large transformers built up of circular transactions ?

1552


Write down the name of 2 lady Bir Pratin of Bangladesh

1455


when we have to purchase the transformer by own i.e how much load will preferred HT connection?

1189






Where is servomechanism used?

650


I want to know the 'Test voltage' for Tandelta testing of 3.3 / 6.6 / 11 KV Motors. Please explain

1779


why the earth is taken minimum in supplying? wather it the proportional factor to getting work any equipment or a power plant?

1451


if the motor rated speed is 950rpm. how to change the above rated speed? is it possible?

991


What is Control & Relay Panel? And Remote Control Center?

1734


why the field winding in dc motor is not short circuited eventhough dc supply is applied across the winding

1398


Electrical Engineering

1493


why we r not earthed Control cable of C.T. terminals

1537


I have an existing old MCCB. ABB Model SACE, the rating are: Ue = 660 volts, Iu =1250 Amps, 3 poles, Ith (max) =800 amps at 45 deg C. I need a circuit breaker for my 3 phase motors, 380 volts 60 hz. the supplier required the minimum ampacity of the breaker to be 911 amps. can i use this breaker with rating of Iu =1250 amps but Ith = 800amps maximum?

1768


how to make an earthing certificate

1750