LED Moisture-proof diffuser luminaire with IP66 protection rating and drip-edge effect for minimising dirt and collection of dust for maximum hygienic requirements. Total power: 39.8 W, with dimmable constant current built-in control gear for LED suitable for industrial applications in tough enviromments such as cold warehouses or factories with high ambient temperatures; patented InvisiClick for clipless mounting and opening of the cover. Cover and basic diffuser made of impact-resistant polymethylmethacrylate, temperature- and UV-resistant, made as a single injection-moulded piece. LED service life lasts 50000 h before luminous flux is reduced to 90% of the initial value. Chromaticity tolerance (initial MacAdam): 3. Luminaire luminous flux: 6380 lm, Luminaire efficacy: 160 lm/W. Colour rendering Ra > 80, colour temperature 4000 K. Luminaire with symmetric narrow light distribution (narrow beam). Mounting via V2A standard spring clips to ceilings, walls or trunking. 5-pole connector terminal. ambient temperature: -10°C to +35°C. Approved for indoor use or use in outdoor areas protected by a roof with vertical or horizontal wall mounting (see installation instructions). Luminaire wired with halogen-free leads and contains no silicone. Complies with International Food Standard specifications. Designed for BESA box. Degree of protection: IP66, class of protection: SC1, 650°C glow-wire tested, resistant against ammonia and cleaning agents in FOOD industry, Impact strength: IK03, Dimensions: 1600 x 90 x 92 mm; weight: 3.41 kg.