IP20 light shelf system for interior use with 24Vdc electrified racks (cremagliere) made of a special conductive alloy. They are available in three types with 3000mm length and silver or black finishing: cremagliera A with a section of 12x30mm, for exposed fixing; cremagliera B with a section of 39x20mm for exposed fixing or for fully concealed rear panel fixing; cremagliera C with a section of 54x20mm for exposed fixing or for fully concealed rear fixing, to hold two shelves placed at a close distance. the racks are designed for rapidly hooking on two types of shelves with a frame made of conductive alloy in silver or black finishing: MS 333 with width of 330mm, MS 450 with width of 450mm, lengths of 333, 656, 979mm. only MS 450 is also available with 510mm length, conceived to be inserted also inside pieces of furniture with 600mm modules. when the shelves are inserted on the racks, they are electrified so that the light fittings can be turned on. all types of MS are available in three versions: 01, frame wired with two linear light profiles on the underside (MS 333/01, MS 450/01); 02, frame with clothes hangers wired with two linear light profiles on the underside (MS 333/02, MS 450/02); 03, frame without light source (MS 333/03, MS 450/03). the linear light profile is wired with 2x4,3W 3000K led for l. 333mm, 2x6,5W l. 510mm, 2x8,5W l. 656mm, 2x13W l. 979mm. all the types are arranged to house a 5mm thick aluminum shelf with silver or black finish, or a 5mm thick glass shelf. there are also two extra brackets available that allow to hook small pieces of furniture to the racks. accessories: power supply cables with screw-on connector and ‘luce delle nuvole’ control unit.