Given the mish-mash of schemes we now have in operation, plus the confusion surrounding the changeover to the new system here which has already led to cross-connections, I think the only safe approach now is to assume that any color might have been used for any purpose. [Linked Image]

By the way, does anybody know which was the first country to adopt blue (*) as a national standard for neutral? Was it even in use as such before the pan-European standards committees decided to go with it?

(*) Light blue officially, a point which some cable manufacturers seem to have forgotten.


[This message has been edited by pauluk (edited 12-15-2005).]