Previous in Forum: plasma machine cutting   Next in Forum: Manufacturers of Helicoid Forming Machines
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
Anonymous Poster

How to calculate the Current Density?

04/23/2010 6:38 AM

How to calculate the Current Density of Busbar and Cable.?

Generally, In India we are considering 1.6 A/Sq.mm for Copper and 0.8 A/Sq.mm for Aluminiun, But How? Please clarify......

J=σ E

where E is the electric field strength and σ is the electrical conductivity.
Reply
Interested in this topic? By joining CR4 you can "subscribe" to
this discussion and receive notification when new comments are added.
Anonymous Poster
#1

Re: How to calculate the Current Density?

04/23/2010 6:42 AM

http://cr4.globalspec.com/search/sitesearch?do=show&sort=textmatchrank&srch=busbar%20sizing&order=asc
Reply
PWSlack
Guru
United Kingdom - Member - Indeterminate Engineering Fields - Control Engineering - New Member

Join Date: Jan 2007
Location: In the bothy, 7 chains down the line from Dodman's Lane level crossing, in the nation formerly known as Great Britain. Kettle's on.
Posts: 32175
Good Answers: 839
#2

Re: How to calculate the Current Density?

04/23/2010 6:43 AM

What is the Indian equivalent of British Standard 7671?

__________________
 "Did you get my e-mail?" - "The biggest problem in communication is the illusion that it has taken place" - George Bernard Shaw, 1856
Reply
rakesh_semwal
Guru
India - Member - New Member Engineering Fields - Electromechanical Engineering - New Member

Join Date: Oct 2006
Location: India, 200 Km. North of Delhi.
Posts: 1393
Good Answers: 53
#3
In reply to #2

Re: How to calculate the Current Density?

04/23/2010 10:58 AM

Retracted (sorry)
Reply
Reply to Forum Thread
Have a Different Question?
3 comments
Copy to Clipboard

Users who posted comments:

Anonymous Poster (1); PWSlack (1); rakesh_semwal (1)

Previous in Forum: plasma machine cutting   Next in Forum: Manufacturers of Helicoid Forming Machines

Advertisement

Got Something to Say?
Ask a Question
Start a Discussion

Search this Forum
Manufacturing:
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 (85 right now)
Show Members
Advertisement