LED ceiling-recessed luminaire (pre-assembled luminaire), "Stable White"; shielding angle 60°; lamp(s): LED1000-927; Colour rendering Ra > 90, colour temperature 2700 K (warm white); Chromaticity tolerance (initial MacAdam): 2; total power: 9 W; Luminaire luminous flux: 1013 lm, Luminaire efficacy: 113 lm/W; service life: 50000h at 95% luminous flux; includes control unit Slave luminaire for DALI control (DALI only); modular, high quality optical unit consisting of reflector and LED light chamber integrated in optimised thermal management of die-cast aluminium; smooth reflector in highly reflective aluminized finish, iridescence-free; reflector/trim made of high-quality, UV-resistant polycarbonate; white trim; mounting surround of die-cast aluminium; luminaire unit can be fitted quickly without tools using EASY-CLICK catch; IP44_IP20; luminaire wired with halogen-free leads; power connection: 5-pole connector terminal, loop-in/loop-out possible; mains voltage: 220-240V / 0/50/60Hz; for use with 220V DC central battery; tool-free quick installation using spring clips in ceilings of thickness 1-25mm; ceiling cutout: 100x100 mm, recessed depth: 102mm; weight: 0.67 kg; Note: UGR<19 for office applications compliant with EN12464 (depending on luminaire type)