60819527 KAVA Q220 650-940 24V SR BK LED recessed wall luminaire stableWhite; lamp(s): 1/13.3W, asymmetric light distribution; Colour rendering Ra > 90, colour temperature 4000 K (neutral white); Chromaticity tolerance (initial MacAdam): 3; Luminaire luminous flux: 700 lm, Luminaire efficacy: 53 lm/W; service life: 50000 h for luminous flux at 80%; LED board-unit voltage: 24 V DC; long service life and zero maintenance; housing and reflector of aluminium, anodised, frame colour black powder coated; tool-free rapid mounting in cavity walls and concrete casting surrounds with snap-on clips on luminaire housing; luminaire with connection cable and rapid connector, self-cutting connector included; luminaire wired with halogen-free leads; class of protection III; dimensions: 240x246x70 mm; wall cutout: 220x220 mm; Note: Please order power supply unit (switchable or dimmable) separately; IP20 degree of protection (dust protection) with glass cover only achieved using concrete casting surround (please order separately); Only install in normal indoor rooms.