Adam, welcome to the forum.

I don't think the NEC would have any bearing on your dilemma, I think this would be better addressed by some of the UK members so I'm going to move your topic the the Non-US Electrical Systems & Trades area click the link below to follow your topic

https://www.electrical-contractor.net/ubb/Forum9/HTML/000837.html

BTW, Trumpy may be right. [Linked Image] [Linked Image]

Roger




[This message has been edited by Roger (edited 07-25-2005).]