Rectangular LED recessed ceiling light with light elements made of lens systems and cubic shielding elements and high efficiency. Version M17 (100 mm x 1250 mm). For use in system ceilings with visible support rails and, in conjunction with accessories that must be ordered separately, also suitable for installation in system ceilings with concealed support rails and sawn ceiling openings (370/1N / Creavo fastening system). Installation in sawn openings using mounting accessories requires a ceiling material thickness of 18 mm - 40 mm. Further information and data on luminaire installation and fastening can be found in the installation instructions. The optical system with a precisely coordinated combination of LED lenses and shielding elements ensures very high visual comfort with very high lighting performance. Suitable for screens in accordance with EN 12464-1 due to limited luminance L = 3000 cd/m2 for beam angles above 65° all around. Luminaire luminous flux and light color are fixed. With 20 light elements, rectangular (1 x 20). Rated luminous flux 3600 lm, rated power 27 W, maximum luminaire luminous efficacy 133 lm/W. Light color warm white, correlated color temperature (CCT) 3000 K, general color rendering index (CRI) Ra > 90. Color location tolerance (initial MacAdam) = 3 SDCM. Average rated service life L80(tq 25 °C) = 100,000 h, average rated service life L90(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). Anti-glare cubes silver gray, with fine surface structure (RAL 7001). Dimensions (L x W): 1247 mm x 106 mm, luminaire height 90 mm. The anti-glare cubes can be made in other RAL colors on request. The color of the anti-glare cubes has no relevant influence on the lighting characteristics of the luminaire. Protection class (EN 61140): I, protection type (DIN EN 60529): IP20, impact resistance level according to IEC 62262: IK03, test temperature glow wire test according to IEC 60695-2-11: 650 °C. Weight: 4.0 kg. Luminaires equipped with Linect® luminaire connection system. With external control gear, digitally dimmable (DALI). Control gear according to DALI-2 standard (EN 62386). Luminaire can be switched and dimmed using a touch function via DALI control terminals (Touch DIM). The control gear is replaceable in accordance with the ecodesign requirements (Regulation (EU) 2019/2020). The control gear is idle-proof and protected against incorrect connection, short circuit, overload and overtemperature. Output ripple of the control gear = 4% for effective control of the LED system and flicker-free light. 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.The luminaire is part of a range of recessed, surface-mounted and suspended luminaires that are coordinated in appearance. Project-specific versions with varying luminaire features are available on request. Luminaire 10 years, spare parts (LED module, control gear, optical system) 15 years after the invoice date, subject to reasonable changes that serve progress.