Basic-L7. Energy-efficient LED chips of the latest generation. Semi-recessed luminaire for mounting in sawn ceiling openings. Luminaire body with 18mm visible overall height and minimalist edge of only 5mm, mounting brackets incl. Luminaire body made of high-quality aluminum profile. Surface finish Radiant Silver. Direct only light distribution. Colour temperature: 3000K (Warm White). Colour Rendering Index (CRI): >80. Opal diffuser for enhanced light transmission and perfect uniform illumination. Dimmable DALI. DxH (round). D=800mm. H=18+32mm. Medium-power current. Luminous Flux: 4937lm. Total power consumption: 40W. 9kg. Binning initial <= MacAdam 3. Protection class IP40. Optical system with protection of the modules against direct contact and damage. Protection class I. CE, UKCA marking. IK02. 220-240V. 50-60 Hz. RG0 (EN62471). Photometric code: 8 30 / 3 3 9. Luminous flux reduction up to 0,3%/1.000 operating hours. Nominal failure rate: 0,2%/1.000 operating hours. L85B10 (tq 25°C) = 50.000h. 5 years warranty. Manufacturer: Lightnet GmbH, ISO 9001:2015 certificated. BL7OSL-830M-D800.