Does anybody know if there's a minimum csa for final circuits in a portakabin type unit?
They're static, used as a site office & canteen - I've got something in my head about 2.5mm2 tri-rated but not got my books with me, am I getting confused with trailers?
These have been done in 1.5 & 2.5 t&e.
They're static, used as a site office & canteen - I've got something in my head about 2.5mm2 tri-rated but not got my books with me, am I getting confused with trailers?
These have been done in 1.5 & 2.5 t&e.