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Carrying out an EICR on a farm and just after some advice regarding my codes. This is only the supply to the barns. House has a separate supply. TT arrangement with an electrode, although tbh the steelwork will be acting as the earth. 100mA upfront and 30mA protecting relevant circuits. All Zs...

Hi all, first post... Does a SWA cable incorporating an integral cpc require a protective conductor between the armouring and the earth terminal of metallic enclosure? I got snagged on this during an NICEIC assessment. I tried to argue the point of conduits and MICC cables relying on joints...