can i have the methods of speed controls for 3 phase AC
MOTORS.

Answer Posted / sridhar nayak

speed control
speed of motor N-120f/p*(1-s)
so sppe can be control by changing following parameter i.e
f,slip, p-number of pole

Is This Answer Correct ?    11 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

why we not used 11kva as a direct our electrnics component.

2339


What will be electrical cost per sqft for IT building (basebuild and fitout)and for residential township?

1456


how much leakage current is allowed in MC61A L&T make relay?

3129


how can we change the phase angle b/w two phase?

4086


control & auxilary circuits used for circuir breakers

1477






What happens if we run alternator on under frequency? 

1640


How to calculate flow of water delivered by pump when pressure & size of pipe line is given

1781


Explain the operation of grid connected central solar inverter ?

1031


role of europe union in UK safety legistlation (electrical safety)

1344


If 100 KAV USP dedicated earth got disconnect / Cut. What will happen at load.

1493


where the lexical paramater will use in fron end?

1445


in indoor type circuit breakers why only the corner breaker trips specially during cold season. What is the reason.

1441


How to find out damper winding failure for synchronous machine?

999


in single phase converter, the no.of scr's conducting during overlap a)1 b)2 c)3 d)4

1629


How many types of faults are there in 3 phase power system?

637