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
How does a television work?
Explain few advantages of electric traction system?
Can we test the alignment of End shield and stator of turbogenerator without rotor insertion? Also how to fix maintain the alignment at site installation?
Can you any one explain application of buccholz relay operation and pressure relif device operation of power transformer
On what basis the the size of Lightning arrester for buildings are selected ?
from which subjects most of the technical que will b asked for hpcl(electrical).pls help me
what is plunger and what's the use of it in motor alignment?
IF ANYONE HAVE ANY QUESTION ASK ME AT MY MAIL anmol.bhardwaj5@gmail.com
In a carnot engine with an efficiency of 40%, the heat rejected to the sink at 27 C is 60 kJ, then the heat supplied in kJ to the engine by the sources is
What is open delta Xformer? It's adavntages & Use?
What are the advantages of vscf wind electrical system?
Hi friends, i m electrical engineer i want a cdr for migration purpose so anybody have information about this then send me on jayesh_ee88@yahoo.com.please try to me
What shall be the secondary output voltage if the primary winding of a 220/6V, 50 Hz transformer is energized by an 110V, 60 Hz supply?
1600kva capacity Transformers how the bucholz relay,Oil temperature,winding,surge relay relays setting are to be done
l&t switch FN 63 handle position can we change