Dear fooman Please check the very very first reply to the op's question so why we got another 5 pages going on about it then
Why are you lost extension15 You have done 2381 ?... it should be imprinted on your ** Of course I have (Just confused about the argument)..
Well.... Cos I'm a dum muth** fu** that thought that I could get Mr bas to understand why there are two different tables. Ho hum
its a bit ferking sad that BAS knows all these regs and is not an electrician. I Could find more intresting books to read if i did not need them.
The rating tables in the International and Cenelec and British Standard (7671) are based on typical type tests, and in the case of table 4D2A, <u>on round cables</u>.
You'd better write to the IET, and tell them they've got it wrong. They'll still have time to fix it for the 17th...
You'd better write to the IET, and tell them they've got it wrong They haven't ... they cant be held to blame for your misuse of the tables (or misunderstanding of their explanation)
*** lads why has this taken all this time for all the sparks in here to answer a very simple question regarding an instantaneous water heater? It's not rocket science is it?
You'd better write to the IET, and tell them they've got it wrong They haven't ... they cant be held to blame for your misuse of the tables (or misunderstanding of their explanation) ..talking of Showers (digressing somewhat), did you read this X..? http://www.screwfix.com/talk/thread.jspa?forumID=23&threadID=47610&messageID=489032#489032