what is VFD and how to save the power by using VFD?
Answer Posted / pvp
Power consumption is directly proportional to N3 and
speed is directly proportional to Frequency.
If we reduce 2 to 3 Hz also will give good power saving.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
state basic meaning of 'INDUSTIAL AUTOMATION'?
what should be correct gas pressures to be a 1.5 ac unite
Explain (in simple ) - root mean square. whats its role in electrical fundamandal.where its used
what is the min and max ohmic resistance for the earthing rod installed for lighting poles for street light network
hello! sir i did three year of diploma in electrical (2007- 2010) and now i m a student of electrical engineering. sir can i apply for germany visa for study and part tome work over there?
What happens if i apply 500V to 440V rotary Switch ?
In what condition the HT fuse breakes?
WHAT DO YOU MEAN THE DIFFERENT TYPE OF CURVES OF RELAY LIKE STANDARD INVERSE, VARY INVERSE, NORMAL INVERSE, LONG INVERSE ETC....
how can we select the type of wire.what factors we have to look on it , do we have some formula to calculate it. please guide me on it
sir my exam is on 19/6/2013 under electrical branch pls send me sample aptitude questions as well as sample technical questions for jindal steel and power company
what are the condition that makes hooter blow?
when ac current flows thru d coil of a contactr,it energizes,magnetic field attracts d contact of the coil...nw wont dt ac current in d contct induce current back on to d coil thru mutual inductance leading to high currnt in d coil
why would the rotor rotate at sub synchronous speed against the direction of rotating flux when d rotor of 3 phase IM is connected to 3 phase balanced supply and the stator windings are shortcircuited ??
An active element is one which a. Supplies energy b. Absorbs energy c. Supplies energy and convert energy from one form to another
I NEED RRB SYLABUS FOR JE ELECTRICAL ,PLEASE SEND TO MY E- MAIL ID joo28_eee@yahoo.co.in