Going to run a power supply to my shed, 5m from c.u as the crow flies, 12m round the wreaking (attached to house with 1.5m in free air to shed). I have a "spare" 32A 30ma MCBRCD (RCBO ?) that I have space for (2 blocks) on my non-protected side of my split c.u..
Could I use this instead of a...