Previous in Forum: Engineering Solution   Next in Forum: Earthing
Close

Comments Format:






Change Mode
Close

Subscribe to Discussion:

CR4 allows you to "subscribe" to a discussion
so that you can be notified of new comments to
the discussion via email.

Close

Rating Vote:







Add Vote
3 comments
Rate Comments: Nested
king.faisal
Associate

Join Date: Jan 2012
Posts: 25

Motor Power

01/11/2012 12:47 PM

on what a factor a motor power (kw or hp) is depended... if someone says on size then it is wrong becaz i observed many times a small motor in size has more power in kw than large size of motor
Register to Reply
Interested in this topic? By joining CR4 you can "subscribe" to
this discussion and receive notification when new comments are added.

"Almost" Good Answers:

Check out these comments that don't yet have enough votes to be "official" good answers and, if you agree with them, vote them!
SolarEagle
Guru

Join Date: Mar 2007
Location: by the beach in Florida
Posts: 33392
Good Answers: 1817
#1

Re: motor power

01/11/2012 1:00 PM

The amount of current drawn under full load...Amps times volts = watts

1 hp(I) = 745.699872 W

__________________
 All living things seek to control their own destiny....this is the purpose of life
Register to Reply
Paulusgnome
Power-User
New Zealand - Member - Kiwi

Join Date: Oct 2007
Location: Christchurch, New Zealand
Posts: 328
Good Answers: 29
#2
In reply to #1

Re: motor power

01/11/2012 2:19 PM

Only if you can live with the inaccuracy introduced by ignoring power factor.

Power = V x I x Pf

__________________
 paulusgnome
Register to Reply
Tornado
Guru
Technical Fields - Technical Writing - New Member Engineering Fields - Piping Design Engineering - New Member

Join Date: May 2009
Location: Richland, WA, USA
Posts: 21017
Good Answers: 795
#3

Re: Motor Power

01/11/2012 4:53 PM

Among other things, the motor rpm and frequency affect its hp considerably in relation to its size.

__________________
 In vino veritas; in cervisia carmen; in aqua E. coli.
Register to Reply Score 1 for Good Answer
No more "Almost" Good Answers.
Register to Reply
Have a Different Question?
3 comments

"Almost" Good Answers:

Check out these comments that don't yet have enough votes to be "official" good answers and, if you agree with them, vote them!
Copy to Clipboard

Users who posted comments:

Paulusgnome (1); SolarEagle (1); Tornado (1)

Previous in Forum: Engineering Solution   Next in Forum: Earthing

Advertisement

Got Something to Say?
Ask a Question
Start a Discussion

Search this Forum
Electrical Engineering:
Go

CR4 Sections
Aerospace
BioMech & BioMed
Chemical & Material Science
Civil Engineering
Communications & Electronics
Education and Engineering Careers
Electrical Engineering
General Discussion
Instrumentation
Manufacturing
Mechanical Engineering
New Technologies & Research
Software & Programming
Sustainable Engineering
Transportation

Site Directories
Forum Directory
Blog Directory
User Group Directory
RSS Feeds

CR4 Rules of Conduct
CR4 FAQ
Site Glossary

Who's Online (97 right now)
Show Members
Advertisement