DUS 31 HO, luminaire insert, made of sheet steel, coil-coated, white, length: 1,535mm, width: 81mm, height: 90mm, 5x system dimensions, system dimensions: 307mm, LED rated luminous flux: 12,380lm, light color: 840, ballast: ON/OFF Multilumen, ballast: EVG-Multilumen, with plug, 3-pin, with phase selection, mains connection: 220..240V, AC, 50/60Hz, rated power: 77W, through-wiring can be tapped in the system dimensions, primary lighting technology. Cover: cover, made of PMMA, light emission: direct beam, primary light characteristic: symmetrical, protection rating (total): IP20, protection rating (LED compartment): IP50, protection class (total): SK I (protective earthing), test mark: CE, ENEC, VDE, UKCA, impact resistance: IK03, permissible ambient temperature for indoor areas: -35..+35°C, complies with the requirements of IFS (International Featured Standards) for safety and quality in the food industry, when mounted on the ceiling, the permissible maximum ambient temperature is reduced by 5°C