How the cable size for a motor is decided




Answer Posted / arvind

The cable size of motor depend on rated current of motor,
but as the motor draw more current at starting which will
be around 2-3times the rated current, so cable size will
going to be increased i.e, wherever we will calculate we
take 20% extra for selection of your cable

Is This Answer Correct ?    25 Yes 6 No






Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

In hydel power plants, L.A's, S.C's are placed inside the control panel boards. what is the purpose? [already the total body was earthed to ground.]

794


hello friends this is krunal here.. i have applied for he officer train in hpcl electrical stream.. any one who have applied before for electrical stream please help me out.. post ur reply to my mail id: krunal_airforce@yahoo.com.. any tips, old questions for paper or any help will do.. plz help me.. your faithfully, Krunal Darji

763


why electronic instruments is more favorable than electrical?

910


Dear sir, How to calculate 3.5 core pvc aluminium armoured cable meter wise carrying amps rating.Please give the solution with a good example.

627


What is Diff btw Fire Alarm & VESDA System???

1181






How many kinds of E.L.C.B and how to work E.L.C.B

978


What is class ab operation?

14


In between UPS out going changer over switch and ups raising main input, both side cable gland producing heat but the cable doesn't get heat,Why?

1027


Why slip ring ind. motor power consumption is low compare to induction motor .same 90 kw motor used same load output

631


In Power cable specification what is U0/U and Um.

2243


What are the classifications of heating element?

869


what is the circulate the diesel in DG in side pls tell parts name and picture with circulate the diesel

869


please write motor, transformer, Generator setting, fault level calculation of Tr.etc

851


What is the feedback in the control system?

8


hi friends this is a newcomer in your community of enthusiastic peoples. i am preparing for SSC (CPWD JUNIOE ENGG EXAM FOR ELECTRICAL) pls guide me on the same how to crack it? PLS LET ME KNOW IS ANYONE THERE WHO PASED IT? CAN I GET THE QUESTION PAPERS OF PREVIOUS EXAMINATIONS?

1011