Single luminaire of the light channel system as a suspended luminaire for architectural lighting. The luminaire is part of a range of recessed, surface-mounted and suspended luminaires that are coordinated in appearance. System-relevant accessories such as ceiling box, supply cable, Y-cable suspensions and head pieces are included in the scope of delivery. For suspended ceiling installation indoors. The direct light emission with a flush-mounted, highly efficient prismatic PMMA cover. The indirect light emission with a flush-mounted, homogeneously illuminated, opal PMMA diffuser. 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 L90(tq 25 °C) = 50,000 h. The light source is replaceable in accordance with ecodesign requirements (Regulation (EU) 2019/2020). Channel elements made of extruded aluminum profile, head pieces made of plastic (PMMA). Surface coated in white (RAL 9016). Dimensions (L x W): 1546 mm x 50 mm, luminaire height 75 mm. 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: 2.9 kg. The mains connection is made using a 5-pin connection terminal up to 1.5 mm2. With electronic control gear, digitally dimmable (DALI). The control gear is replaceable in accordance with ecodesign requirements (Regulation (EU) 2019/2020). The product meets the basic requirements of the applicable EU directives and the product safety law and bears the CE marking. Luminaire 10 years, spare parts (LED module, control gear, optical system) 15 years after the invoice date, subject to reasonable changes in the interests of progress.