LED recessed luminaire with microprismatic cover CDP. Version M57 (312.5 mm x 1250 mm). With all-round, flat light frame. Universally applicable in sawn installation openings and in system ceilings with concealed or visible support rails. Installation in system ceilings with asymmetrical, concealed support rails on request. For ceiling cutouts 1180 mm x 280 mm, installation depth = 330 mm. With highly efficient microprismatic CDP. With symmetrically limited wide beam light distribution. Glare rating according to UGR classification (EN 12464-1) 80. Color location tolerance (initial MacAdam) = 3 SDCM. Average rated service life L80(tq 25 °C) = 70,000 h, average rated service life L85(tq 25 °C) = 50,000 h. The light source is replaceable in accordance with the ecodesign requirements (Regulation (EU) 2019/2020). Luminaire body made of sheet steel. Surface coated white (RAL 9016). Dimensions (L x W): 1247 mm x 309 mm, luminaire height 92 mm. Permissible ambient temperature (ta): -20 °C - +. Protection class (EN 61140): I, protection type (DIN EN 60529): IP20, shock resistance level according to IEC 62262: IK06, test temperature glow wire test according to IEC 60695-2-11: 650 °C. Weight: 7.8 kg. With 5-pin connection terminal up to 2.5 mm2 for mains connection and mains forwarding. With electronic control gear, digitally dimmable (DALI). Control gear according to DALI-2 standard (EN 62386). The luminaire can be switched and dimmed using a touch function via DALI control terminals (Touch DIM). The operating device can be replaced in accordance with the ecodesign requirements (Regulation (EU) 2019/2020). The luminaire can be equipped with the Monitoring Ready (MOR) functionality on request. The product meets the basic requirements of the applicable EU directives and the Product Safety Act and bears the CE mark. In addition, the luminaire is ENEC-certified by an independent testing body. Luminaire 10 years, spare parts (LED module, operating device, optical system) 15 years after the invoice date, subject to reasonable changes that serve progress.