Provides requirements for, and constructions and dimensions of, multicore and multipair cables rated 300 V to earth, of the following types: - unscreened, sheathed for either exposed or protected wiring (0,5 mm[2] to 2,5 mm[2], number of cores from 2 to 48); - screened, sheathed for either exposed or protected wiring (0,5 mm[2] to 2,5 mm[2], number of cores from 2 to 8); - screened, sheathed for either exposed or protected wiring (0,5 mm[2] to 1,5 mm[2], number of pairs of cores from 2 to 7).