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I've just installed an outside supply using 10mm 3core swa cable supplied by a 32A 30mA RCBO. Trips at around 12ms on 1x (cant remember exact reading), 27mA on ramp and >40ms on 5x which does not comply. The run of the supply cable is about 40-50 metres. I have tried 3 different RCBO's on the...

if it's brand new with a sealed plug top just plug it in

If the overload protection (fuse or MCB) suits the cable size it is deemed as safe (as long as its RCD protected) but not good practice. If i were you i would get an NICEIC approved electrician to put in a seperate circuit in for the shower he will/should also check that all earthing arrangments...

diversity

cheers mate, sounds obvious now lol

Hi there Something that i've been racking brains for is why is there a cpc connected to an RCBO. I have been told it is for functional purposes but why, an RCCB doesn't have one and trips when T is pushed. When i left the cpc disconnected and pushed T on the RCBO it also tripped, i connected...

I Just done my AM2 a few weeks ago. What you wnat to do is take your feed to your common of the keyswitch and then from the L2 of your keyswitch to either terminal of the neon located beside it. Then from L1 of your keyswitch to your emergency light. Then take a neutral to the other terminal of...

make sure also that the earth cable is at least 10mm and that both services has its own individual earth coming from the dist board or if your only making 1 run make sure that you do not cut the cable at the first bond, cut off about 25mm off of the sheathing and connect that exposed part of the...