42190038 EXTONA L 3400-840 MB EVG Explosion-proof LED moisture-proof diffuser luminaire, ATEX zone 2/22 with IP66 protection rating and Impact strength: IK10. , electronic ballast with LED converter. Cover and basic diffuser made of impact-resistant polycarbonate, temperature- and UV-resistant, made as a single injection-moulded piece. LED service life lasts 100000 h before luminous flux is reduced to 85% of the initial value. Chromaticity tolerance (initial MacAdam): 3. Luminaire luminous flux: 3377 lm, Luminaire efficacy: 141 lm/W. Colour rendering Ra > 80, colour temperature 4000 K. Luminaire with symmetric distribution (medium beam). Mounting via included V2A standard spring clips to ceilings or walls. Explosion protection is guaranteed in ambient temperature: -20°C to +55°C. The luminaire is suitable for use in Zone 2 and 22 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/ II 3D Ex tc IIIC T80°C Dc). Silicone-free luminaire. Protection class: SC1, 850°C glow-wire tested. Dimensions: 1580 x 155 x 105 mm; weight: 3.58 kg.