Answer Posted / mkk
vfd drive works almost t unity pf. so this mainly it saves
energy. if u connect motor directly it works on .8 of pf.
but vfd mainly used for better speed and torque control not
for power saving purpose
Is This Answer Correct ? | 8 Yes | 23 No |
Post New Answer View All Answers
What are the main advantages of bode plot?
how many synchronous motor are there in any power plant
I WANT HOW CALCULATE TO CABLE FOR WELDING PLANT ?
WHY BREAKER ARE USED IN SUBSTATIONS?
how braking & making capacity of circuit breaker is calculated?
Please explain me abt PQ diagaram in the power sector.
How to test lightning Arrester?
how will reduce the voltage. if 12volt/250ma transformer toreduce 6 volt
pls tell me about ups internal connection & we have given only 3 phase supply to ups system how get 4 wire (R Y B N )
How to dimensioning SDCCH, LAPD and CS7 signaling on GSM?
What is quadrantal symmetry?
what is the voltage regulation for unity and zero power factor?
If a high resistance fault occurs,then what are the changes will happen in the system?
How we calculate the Multiplying Factor of Kwh meter for 3 phase alternator.
Why we are using Isolation Power Transformer inplace of commercial power transformer? What's the difference between them?