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recentley tested domestic property with a tncs earthing arrangement with a siemens main fuse in a white ceramic fuse carrier need to know type, rating and bs en number etc to complete test cert. wondering if anyone can help??????

so i can use a 40amp mcb as overcurrent protection for the 6mm swa?

thanks garymo

ok

could anyone tell me why 6mm swa 3 core has a greater current carrying capacity than 6mm T&E?