when the motor was star position that is running ok but when
the motor was delta it was tripped? why?

Answer Posted / naveen joshi

There are many reason whether resistance increased by terminal contact in motor or phase difference in roter and stator not matched during transition from star to delta , increase the pause timing in timer .
.

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

plz tel me syllabus and exam date 4 jr executive engg (electrical)

1499


i had aplied Hindustan Petroleum corporation limited for the post of maintenance technician -Electrical,i want model questions,if anybody have please send it or please advice?

1435


What is acsr cable and where we use it?

722


What is purpose of reactor?.What is different between line and bus reactor?

1483


What is the de rating factor of cable? What is the importance of the de rating factor in cable selection?

1629






why is the power generator connected as star earthed or star earthed through reactance and what its features ?

1179


How we can calculate the consumption in kwh of motor on basis of kw @100% load, @50% load & @ no load.

2335


what is subtransient , transient and steady stateac components

1724


why EMF IS INDUCED IN A CONDUCTOR WHEN FLUX LINKING WITH IT CHANGES ACCORDING TO FARADAYS LAW.

1552


HI SIR, AM PREPARING FOR RRB FOR SECTION ENGINEER POST. PLZ SEND ME THE PREVIOUS QUESTION PAPERS AND HELP ME. I HAVE NO ENOUGH TIME MY EXAM DATE IS 22ND JUNE.... MY EMAIL ID IS nalla.amarnath@gmail.com

1497


What is the minimum distance to be maintained in between HT panel and LT panel and Instrument panel as per IEC and NEC standards?

1249


is it possible to start a motor in felid connected to a remote mcc

1418


Testing report of Earthing of 3.15 MVa PTR.

2134


Mr. mohh sahid m not satisfied for ur answer to the que weather the size of transformer increases or decreases withchange in fr for more detail go to the answer given by me

1635


Why PT voltages are measured with respect to ground? What do u mean by voltage or current polarized.

1930