Yes the RCD has tripped. It’s feeding two radials of 4mm 3 core NYY to each shed. Which has its own light, socket and FCU. The other end of the cable is a 40a MCB.
I’ve got a Wiska 1010 box and a Vent Plug, if the SWA is no good I may replace with NYY so it’s all the same cable. Would this need...