Use of ECBs

[pwdrive]

That's similar to our set up, ours is a 10 way, two groups of five, each group RCD protected, you've got ID labels on yours, all ours are scribbled out on a piece of paper pinned to the wall, must sort that out, got the label strips somewhere.

Meanwhile my wife has just returned with a DP 20 amp isolator for the new oven so I'll wire that up shortly and see what happens.

Lawrence.