In article ,
PhilÅ wrote:
fixed 240 V is from a 3A spur of the a socket ring on the RCB.

the light feed is not on the RCB.

So when connected up the neutrals are now common and the RCB is
tripping..

Yup. They're good at showing up stupid things. ;-)

--
*One nice thing about egotists: they don't talk about other people.

Dave Plowman London SW
To e-mail, change noise into sound.