TT system rcd question fairly urgent

[Spudnik]

Yep. Main switch and 2 rcd;s

Dual RCD boards like this:

http://www.tlc-direct.co.uk/Images/Products/size_3/HGVC712C1.JPG

 

[WarrenG]

Matt,

Here is an example of some circuit arrangements.

 

[Spudnik]

Good pic Mr G!

 

[matt456]

thanks to all who have helped!
i went down the 17th edition style db route
already had the mcbs so just needed the board and was 45 quid with 1 main switch and 2 30mA rcds so pretty reasonable really
thanks again for your time and advice guys
all the best for the new year
matt