42190375 EXDURA S 10500-840 MB EVG T50 Explosion-proof LED high-bay luminaire, ATEX zone 2/21 with IP66 protection rating and Impact strength: IK10. , electronic ballast 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: 10767 lm, Luminaire efficacy: 156 lm/W. Colour rendering Ra > 80, colour temperature 4000 K. Luminaire with symmetric distribution (medium beam). 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 (3x1.5mm2) 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: 7.3 kg.