42190386 EXDURA M 21000-840 AB LDO T50 Explosion-proof LED high-bay luminaire, ATEX zone 2/21 with IP66 protection rating and Impact strength: IK10. , Slave luminaire for DALI control (DALI only) with LED converter. Basic diffuser made of aluminium in dark sandy grey (close to RAL 7043), and cover made of toughened Safety glass, temperature- and UV-resistant. LED service life lasts 100000 h before luminous flux is reduced to 80% of the initial value. Chromaticity tolerance (initial MacAdam): 3. Luminaire luminous flux: 19399 lm, Luminaire efficacy: 143 lm/W. Colour rendering Ra > 80, colour temperature 4000 K. Asymmetric beam luminaire. Suspended mounting via 4 M5 stainless steel eyelets (included) or surface-mounted with adjustable bracket (adjustable bracket and suspension cord must be ordered separately). Connection: 2m connection cable (5x1.5mm2) with wire end ferrule. Explosion protection is guaranteed in ambient temperature: -20°C to +50°C. The luminaire is suitable for use in Zone 2 and 21 hazardous areas according to FTZU 23 ATEX 0077 (ATEX type examination) and according to EN/IEC 60079-0:2018, EN/IEC 60079-15:2017 and EN 60079-31:2014 (Ex II 3G Ex nR IIC T6 Gc/ Ex II 2D Ex tb op is IIC T85°C Gb). Protection class: SC1, 850°C glow-wire tested. Dimensions: 285 x 415 x 190 mm; weight: 9.7 kg.