why rotor resistance starter is not suitable for
squrielcage induction motor?why it is suitable for slipring
induction motor?

Answer Posted / felixraj

In SQ IM rotor bars are shorted permanently by the end
rings,there was no possibility to vary the resistance.
In slip ring it was a wond rotor so the end terminals are
brought out and R can be easily varied by the help of slip rings

Is This Answer Correct ?    7 Yes 5 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

How we select the vector group of 3phase power transformer?

1981


percetans

1707


what are the principles of a booster converter?

1570


what is PWM in IGBT and how it works for drive.?

1231


What is making & breaking current ???

971






What is diversity factor in electric installations?

703


Grid fault level [KA]?

2204


what is a composite error in current transformers, why occurs & in which it will occur i.e, either metering ct/ protection ct

1297


Explain about c.t?

702


Classify milling machines.

651


howmany electrician should maintain for a 1000 kva used plant... in kerala..

1625


diff b/w normal grounding and resistance grounding

1413


What are the components of feedback control system?

620


state working of halogen lamp?

1362


how does the thyistor work in dc drive?

1543