can i have the methods of speed controls for 3 phase AC
MOTORS.
Answer Posted / harish kumar
more then that above formula is there any thing
| Is This Answer Correct ? | 2 Yes | 2 No |
Post New Answer View All Answers
What is making & breaking current ???
how circuit breaker work.. what is the operations taking place inside a circuit breaker when an overcurrent occurs... is it similar to fuse?
What is the formula for calculating impedance of transformers connected parallel at fault level 50KA?
What is the function of attenuator in cro?
what is the principle of the single phase energy meter? and,what is the advantages and disadvantages of single phase energy meter?
2. What are the parameters of EHT sub-station?
in dc shunt motor if field winding is shorted then
the winding of Generator and Motor is star or in delta ? and why
Explain using drawings what is reverse PID action w.r.t PID controllers.
hwat type of motor is used in thermal gas turbine hydro nuclear power plants and why
wht is embedded systems? what is new inthis field?
we have require a Motor (1500kW, 6.6kV, 50Hz) which shall operate at 1500rpm during 30min and after it shall run on 500rpm during 15min. The same cycle shall be repetitive during the whole working days. Which method is best and economic to achieve such type of task. VFD, VVFD, Pole changing motor etc.
What are the parameters of water ( Water quality )to be monitored in Centralised HVAC ( water cooler chillers )
Why r u using pf panel. what the uses
can we synchronize star system generators with delta system transmission line ? and how ?