What is a liquid resistance starter?where it is used??

Answer Posted / ameeya(acc)

lrs is used at the time of starting of slipring induction
motor(HT) to reduced high starting current and create high
starting torque.as the name indicates here water and costic
soda works as resistance .bcoz slip ring ind.motor rotor is
nt shorted.so this work can be done through this reistance

Is This Answer Correct ?    20 Yes 7 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What are the advantages of instrument transformer?

630


I am applying for NTPC examination.Can we please provide previous paper to my mail prasad.chintala108340@gmail.com

1726


Initially, when the input is not equal to the output — what type of response is this?

657


Can I use star delta connected induction motor for dual supply voltage?

1506


Define settling time.

707






what is 3rd Harmonics? how it is generated in alternator

8441


What products have you designed which have entered high volume production?

1570


Explain Need of a starter in a dc motor.? Also explain any two starting and speed control method of dc motor?

1233


Is a 300w induction motor used in a food processor as powerful as a 1000w DC motor.

1730


If breaker is undefined position, first step to do.

1779


how open delta PT works & what is its construction?

1744


In motors how many types of cooling systems were used?

1569


How to select HT/MV cable size ?

1986


Why is the starting current high in dc motor?

608


Is it possible to obtain 480v or 550v in single phase output by giving the input to 230v to a single phase torodial type transformer without using a stepup transformer?

1601