Previous in Forum: Public Address and Speakers Interface   Next in Forum: Power Factor Panel Issue
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
4 comments
Rate Comments: Nested
Anonymous Poster

Residual Current

02/01/2011 4:51 AM

what is residual current in the case of rccb ? some one can help me?
Reply
Interested in this topic? By joining CR4 you can "subscribe" to
this discussion and receive notification when new comments are added.

Good Answers:

These comments received enough positive votes to make them "good answers".
3
JohnDG
Guru
United Kingdom - Member - Not a New Member Hobbies - Musician - New Member Hobbies - Fishing - New Member

Join Date: May 2006
Location: Reading, Berkshire, UK. Going under cover.
Posts: 9684
Good Answers: 468
#1

Re: residual current

02/01/2011 5:52 AM

In e.g. a single-phase supply, the current in the line conductor should be equal (in magnitude) to the return current in the neutral. Any imbalance means that current is "getting away" - via leakage to earth. The difference between L and N currents is known as the residual current.

__________________
 "Love justice, you who rule the world" - Dante Alighieri
Reply Good Answer (Score 3)
No more Good Answers.
TonyS
Guru
United Kingdom - Member - New Member

Join Date: Aug 2010
Location: Resting under the Major Oak
Posts: 4347
Good Answers: 181
#2
In reply to #1

Re: residual current

02/01/2011 6:10 AM

Very succinct

__________________
 The reports of my death are greatly exaggerated.
Reply
sandeepn
Associate

Join Date: Feb 2011
Posts: 39
#3
In reply to #1

Re: residual current

02/01/2011 7:03 AM

Then what is the difference b/w RCCB & ELCB
Reply Off Topic (Score 5)
JohnDG
Guru
United Kingdom - Member - Not a New Member Hobbies - Musician - New Member Hobbies - Fishing - New Member

Join Date: May 2006
Location: Reading, Berkshire, UK. Going under cover.
Posts: 9684
Good Answers: 468
#4
In reply to #3

Re: residual current

02/01/2011 7:23 AM

Mostly just the name. There's a previous CR4 discussion here.

__________________
 "Love justice, you who rule the world" - Dante Alighieri
Reply Off Topic (Score 5)
Reply to Forum Thread
Have a Different Question?
4 comments

Good Answers:

These comments received enough positive votes to make them "good answers".
Copy to Clipboard

Users who posted comments:

JohnDG (2); sandeepn (1); TonyS (1)

Previous in Forum: Public Address and Speakers Interface   Next in Forum: Power Factor Panel Issue

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 (44 right now)
Show Members
Advertisement