60818397 P-INF SC R100 1800-927 LDO AL WH LED surface-mount ceiling luminaire (pre-assembled luminaire), "Stable White"; shielding angle 60°; lamp(s): LED1800-927; Colour rendering Ra > 90, colour temperature 2700 K (warm white); Chromaticity tolerance (initial MacAdam): 3; Luminaire luminous flux: 1851 lm, Luminaire efficacy: 84 lm/W; service life: 50000h at 85% 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 highly reflective aluminized finish, iridescence-free; reflector made of high-quality, UV-resistant polycarbonate; surface-mount housing (2-part) of die-cast aluminium, white painted; lower housing fitted to top section using twist-and-lock mechanism; luminaire wired with halogen-free leads; power connection: 5-pole connector terminal; mains voltage: 220-240V / 0/50/60Hz; Dimensions: Ø100 x 276 mm; weight: 2.26 kg; Note: UGR<19 for office applications compliant with EN12464 (depending on luminaire type)