What will the effect on a motor designed at 60 HZ, and
operated on 50 HZ ??
Answer Posted / thowsif_emerson
Hi,
Normaly the motors will design for 4 Poles:-
W.K. That N=120f/P
If the motor is designed to operate on 60HZ its speed will
be 1800RPM,
If you operate the same motor on 50Hz Supply,then its speed
will reduced to 1500 RPM...
| Is This Answer Correct ? | 17 Yes | 5 No |
Post New Answer View All Answers
How is operate breaker failure scheme in substation
iam preparing for rrb section engineer post in electrical branch.suggest the right textbook for my reference.fromwhere i will get the previous q.papers?
3ph motor running with unequal kw and different pf what are the reasons
What if the difference beween internal and exrteranal LBB?
Explain cmrr?
Is there any question in the name of Static Switch in UPS??
How do we calculate the resistance per metre of single core aluminium stranded cable 19*3.25mm sheathed in pvc,at 15 deg C temperature?
Mention what are the different colors on wires indicates?
i am an maintenance engineer. one distribution board have 5 feeder. recently its ELR trips frequently, but it take some times after trip( 10min,20min..)but 3 feeder no load. two feeder only loaded. i checked one feeder IR value all values are above 50Mohm.but B phase to Earth is only 9Mohm.any problem about low value
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
What is the criteria that generally follow by distribution licenses to fix contact demand of their industrial customers?
show the single line diagram of star delta starter with single phase preventer
how dia of wire and angles are calculated for overhead shielding wire to protect substation equipment from lightening strokes???
Why hydropower stations are preferred solution for meeting peak loads in grids?
can u give me a brief idea about power line carrier communication ??