A factory is a place for producing predetermined products, generally consisting of factory buildings, offices and other ancillary buildings, various outdoor installations, stations, yards, roads, etc.
(1) Indoor Lighting: Interior lighting of factory buildings and ancillary buildings such as offices.
(2) Outdoor Installation Lighting: Lighting provided for various outdoor installations. Examples include open-air work areas in shipbuilding, reactors, tanks, and reaction towers in petrochemical enterprises, rotary kilns and belt conveyor corridors in building materials enterprises, blast furnace bodies, staircases, and platforms in metallurgical enterprises, gas holders in power stations, outdoor transformers and distribution equipment in main substations, outdoor water pump station cooling racks (towers), and outdoor ventilation and dust removal equipment.
(3) Station and Yard Lighting: Lighting provided for railway stations, marshalling yards, parking lots, open-air storage yards, etc.
(4) Underground Lighting: Lighting in basements, cable tunnels, integrated pipe corridors, and pits.
(5) Road Lighting: Lighting for factory roads and other roads within the factory area.
(6) Guard lighting: Lighting installed along the perimeter of the factory area and in guarded areas around key locations.
(7) Obstruction lighting: Marker lighting required for extra-tall buildings and structures within the factory area, such as chimneys, according to local aviation conditions and relevant regulations.
