disconnect the socket ccts from the mcbs and see if the lights trip the rcd.if they do rcd fault if they dont N-E cross fault on the lights and sockets which believe me is a nightmare.Who needs rcds anyway get rid
only one switched fused spur for one appliance. So only a single socket under the worktop. Please all that have replied look at the 16th edition regs and loading conditions ie. maximum sized fuse is a 13a ,so one 13a fuse will go into the spur yet two 13a fuses can go in plug top whicch will go...