The MCBs needs to be clipped on to the Din bar plus the busbar right into a latest flowing terminal and tight screwed to give existing towards the MCBs.Two 16/25mm tail cables, just one neutral and one other Lively are connected to the leading double pole switch from the meter. https://deanezofy.bloguetechno.com/eicr-report-for-landlords-an-overview-70464289