Licross 21 Silica, luminaire insert, made of sheet steel, galvanised, coil-coated, white, length: 1,500mm, width: 82mm, height: 86mm, LED rated luminous flux: 5,810lm, light colour: 840, ballast: DALI 2, with plug, 5-pin, with phase selection, mains connection: 220...240V, AC, 50/60Hz, rated wattage: 33W, halogen-free wiring, primary light control with lens, made of PMMA, primary glare control with darklight reflector, made of PC, BAP65 (Lmax 3000cd/m²), light emission: direct distribution, primary light characteristic: symmetrical, protection rating (overall): IP40, protection class (overall): SK I (protective earthing), test marks: CE, UKCA, protection mark: D when used in an environment without relevant dust exposure, impact resistance: IK03, permissible ambient temperature for indoor use: -25...+50°C, meets the requirements of IFS (International Featured Standards) for safety and quality in the food industry, reduction of the maximum permissible ambient temperature by 5°C for ceiling mounting, LABS conformity tested in accordance with VDMA 24364:2018-05.