42940564 CR2PL M17k-840 CH WB LDO TEC WH LED high-bay luminaire for highly difficult applications, including LED converter, Slave luminaire for DALI control (DALI only), housing made of high quality, corrosion resistant die-cast aluminium, powder coated in colour white. Venturi air nozzles for excellent thermal management and dust minimisation. Clear CHEMO cover (CH) with high stress cracking resistance/impact resistance, chemical resistance, for particularly difficult industrial/livestock applications. Chromaticity tolerance (initial MacAdam): 2. Luminaire luminous flux: 17500 lm, Luminaire efficacy: 173 lm/W Colour rendering Ra > 80, colour temperature 4000 K. glare-free lighting: UGR < 22 (EN 12464:2011). Sealed optical lens system. Lenses with diagonal dome structure for maximum efficiency. Luminaire with symmetric wide light distribution (wide beam). 100% flexible, tool-free mechanical and electrical installation using CLIX-technology by means of two side-mounted rotary levers on the TECTON trunking, complete system with IP20 protection rating. LED risk group RG0 (IEC/EN 62471), luminaire wired with halogen-free leads, silicone-free. Note: please contact your consultant if you are planning to use in ambient atmospheres with chemical load, high or condensed air humidity or large temperature fluctuations. Protection class: SC1; degree of protection: IP20; ambient temperature: -20°C to +45°C; Dimensions: 673 x 414 x 169 mm. Weight: 7.87 kg.