Establishes the dimensions relating to the installation of lifts comprising a car the interior of which is inaccessible to persons due to its dimensions and means of construction, running at least partially between rigid guides which are vertical or whose inclination to the vertical is less than 15. Part 1 covers the lifts of classes I, II and III, part 2 the lifts of class IV, part 5 control devices, signals and additional fittings, and part 6 planning and selection of passenger lifts.