Explain the function of VFD

Answer Posted / maheswaran.d

enargy seving &speed control unit

Is This Answer Correct ?    6 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the types of HT motor testing

3133


Can an inverter be used as a converter? How?

1571


i need list of swg(standard wire guage) or area of conductor v/s current carrying capacity of conductor copper & alluminium...

1484


what is differentila pilot supervision in the incomer control panel in the power station?

1725


ITI r/tv trade APPLY (J.T.O VACANCEY) ALSO INCLUD AITT ELECTRONIC,WRITEEN XAM DONE 23.03.10 BUT NO RESPONCE WHY ANATHER ID gopal_gh007@rediffmail.com

3070






i am electrical and elctronics engg passed out in 2009 want to attend for reliance placements.plz send me apttitude ,technical and hr question answers to my mail plz. my mail id-kat.bindas@gmail.com

1649


how to select fuse rating for a 3-phase motor ???

1420


what is deffrence between squirral cage and wound rotor in IM?

1630


What is different between Difnit time and instatous over current relay

2091


In parallel operation time both NGR’s close or not close if both close what will happen

3362


i have applied for junior engineer 2 c&w for Guwahati RRB please send me last five year question paper

1699


how to carry out Magnetizing Current Test on Distribution transformer and what purpose we are doing this test. why transformer rating in always in KVA ? what ispositive, negative, zero sequence impedence? How ElCB tripping if Neutral touch with ground Why AC & DC capacitor are use in UPS ? why motor rating in KW? how to syncronize two dg sets

1814


if grounding is notdone at regular intervals for long distance transmission, will the load connected at distribution end receive voltage during negativehalf cycle of the sine wave?

1640


What is the formula to calculate the size of Aluminium and copper cable?

1571


what are the usual topology of transformers at different substations in the power system and why that particular topology is choosen. what are the limitaions of that topology?

1708