13-10-2012, 07:14 AM
(12-10-2012, 11:52 PM)Skywave Wrote: Getting back on topic: I found provides a clear description, especially as it uses coloured circuit diagrams . . .
http://www.google.co.uk/url?sa=t&rct=j&q=electrical%20earthing%20systems&source=web&cd=4&ved=0CEcQFjAD&url=http%3A%2F%2Felectrical.theiet.org%2Fwiring-matters%2F16%2Fearthing-questions.cfm%3Ftype%3Dpdf&ei=kvd3UJmiN4Wa0QXo0oDoDw&usg=AFQjCNGgVmZa42MaWWheFH0je93n2TQVdg&cad=rja
Al. / Oct. 13, 2012 //
Hi Al, that's the one I posted in post No. 17.
Lawrence.
