ECN Electrical Forum - Discussion Forums for Electricians, Inspectors and Related Professionals

Topic Options
Rate This Topic
#30614 - 10/23/03 08:01 AM GFCI
Creighton Offline
Member
Registered: 01/06/02
Posts: 59
Loc: Hayward, CA
Does anyone have information on earth leakage circuit breakers used in
South African mines around 1950?
Your help will be appreciated. Creighton
Top
Work Gear for Electricians and the Trades
#30615 - 10/23/03 08:17 AM Re: GFCI
C-H Offline
Member
Registered: 09/17/02
Posts: 1497
Loc: Stockholm, Sweden
Here is a paper on the development of earth leakage circuit breakers from a South African perspective.
http://www.cbi.co.za/papers/24/CBI2.pdf
Top
#30616 - 10/23/03 08:31 AM Re: GFCI
Admin Offline

Administrator
Member
Registered: 10/07/00
Posts: 3417
Loc: NY, USA
Creighton,

I thought this question might get more response if posted in the area most frequented by our International members. Others are welcome to reply there too of course.

Thread was moved to Non-US area >> here

Bill

[This message has been edited by Webmaster (edited 10-23-2003).]
Top

Member Spotlight
Member Since: 05/03/03
Posts: 1137
New in the Gallery:
SE cable question
Featured:

2017 NEC and Related
2017 NEC
Now Available!

Shout Box


Who's Online
1 registered (HotLine1), 81 Guests and 8 Spiders online.
Key: Admin, Global Mod, Mod
 
New in the Gallery:
SE cable question
 
Top Posters (30 Days)
Admin 47
HotLine1 43
gfretwell 19
Ruben Rocha 12
Trumpy 9
 
Newest Members
KrmtFrg, Stack, Scotto, Freecrowder, clee512

ECN Electrical Forums - sponsored by Electrical Contractor Network - Electrical and Code Related Discussion for Electrical Contractors, Electricians, Inspectors, Instructors, Engineers and other related Professionals