Rectangular LED recessed ceiling light with light elements made of lens systems and cubic shielding elements and high efficiency. Version M39 (185 mm x 1550 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 (Creavo/Opendo ZBB, 1144900) or for installation in panel ceilings module 100 (Creavo/Opendo M36/37 panel M100, 8498400 or Creavo/Opendo M38/39 panel M100, 8498500). Installation in sawn openings using installation accessories requires a ceiling material thickness of at least 18 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 anti-glare elements ensures very high visual comfort with very high lighting performance. With symmetrical, limited, wide beam light intensity 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) = 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): 1547 mm x 184 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, shock resistance level according to IEC 62262: IK03, test temperature glow wire test according to IEC 60695-2-11: 650 °C. Weight: 7.5 kg. Luminaires equipped with Linect® luminaire connection system. With electronic control gear, switchable. The control gear is replaceable in accordance with the ecodesign requirements (Regulation (EU) 2019/2020). Control gear is idle-proof and protected against incorrect connection, short circuit, overload and overheating. Output ripple of the control gear = 4% for effective control of the LED system and flicker-free light. The product meets the basic requirements of the applicable EU directives and the product safety law and bears the CE mark. In addition, the luminaire is ENEC-certified by an independent testing center. 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.