Round, flat surface-mounted LED luminaire with powder-coated aluminium housing. Opal diffuser with microprismatic structure made of impact-resistant polycarbonate. Colour temperature 3000 or 4000 K. For intelligent lighting solutions with presence and daylight-dependent switching via ON/OFF presence detector. Optional accessories include a pendant with a 2 metre short cable suspension set or a 1 metre tubular suspension set. Ideal for applications with high requirements for light quality and glare control in accordance with EN 12464-1. Particularly suitable for use in communal areas such as foyers, auditoriums, break areas, lounges, and canteens. Indirect light component of 35% makes luminaires appear to float on the ceiling and rooms appear larger. Homogeneous, glare-free illumination and long LED service life thanks to the flat backlight arrangement of the LEDs and harmonised lenses. Simple installation thanks to two-part structure with snap lock and electrical plug-in connection. SVENJA CL 450 DDP OP 3300 830 IP20.