LED recessed ceiling light without cover frame, trimless, for use where space in the ceiling is limited: installation depth only 100mm. LED luminaire stable white with symmetrical, wide-beam light distribution, maximum luminaire efficiency, and optimum lighting technology. Fitting: LED1800-930. Colour rendering Ra > 90 (R9 > 50), Colour temperature 3000 K (warm white), Colour location tolerance (initial MacAdam): 2. Luminaire wattage: 15 W, Luminaire luminous flux: 1926 lm, Luminaire luminous efficacy: 128 lm/W. Service life: 100,000 hours at 90% luminous flux and 50,000 hours at 95% luminous flux. DALI controllable luminaire with separate ballast unit (DALI only), high-quality reflector unit attached to modular LED light chamber via latching mechanism, highly efficient LED light chamber integrated in optimised, passive thermal management made of die-cast aluminium. Reflector: smooth, painted white, made of high-quality, UV-resistant polycarbonate (PC). Quick tool-free installation of the luminaire unit via EASY-CLICK fastener, IP20, luminaire wired halogen-free, connection: 5-pole plug-in connection terminal, loop-through possible. Mains voltage: 220-240V / 0/50/60Hz, central battery compatible 220V DC. Installation: tool-free quick installation using retaining springs for ceiling thicknesses of 1-25mm, ceiling cut-out: 190x190mm, installation depth: 100mm, Weight: 1.12 kg. Note: Mounting frame (planar frame) for flush ceiling installation of the luminaire must be ordered separately (see accessories). For office applications according to EN12464 (UGR < 19, reflector type aluminium sputtered), an additional anti-glare frame must be ordered separately.