Lunis 21 L, downlight. * lighting technology 1: - anti glare with reflector, highly specular, - CAT 2 (L<= 3000cd/m²), - UGR of luminaire ≤ 19 (X = 4H | Y = 8H | S = 0.25H | reflection values 70/50/20), - beam angle: wide distribution, - light emission: direct distribution. * mounting: - installation arrangement: single arrangement, - installation type: recessed, - installation location: in the ceiling. * electrical 1: LED - rated luminous flux: 2.200lm, - light colour: 940. - colour temperature: 4000K, - colour rendering: CRI > 90. - with terminal, 5-pole, - mains connection: 220..240V, AC/DC, 0/50..60Hz. - rated input power: 14.3W, - luminous flux adjustable on luminaire in 8 steps (2200/.../4250lm), - connected load according to luminous flux setting (14.3/.../27.9W), - with through-wiring, - luminous flux reduced to approx. 15% with DC operation. * component: - housing, round, of diecast aluminium, powder-coated, jet black (RAL 9005). - diameter: 166mm. - ceiling cut-out D: 150mm. - clamping range: 1..40mm. - weight: 0,7 kg. * testings/approvals/admissions: - protection rating (complete): IP20, - protection rating (on room side): IP54, - insulation class (complete): insulation class II (safety insulation), - certification: CE, ENEC, - impact resistance: IK03, - permissible ambient temperature for indoor applications: -20..+25°C, - standard: EN 60598-2-22. * service life: - rated service life: 100.000h (L80/B10) at AT= 25°C - rated service life: 50.000h (L90/B10) at AT= 25°C. - packaging unit: 1 piece. Lunis 21. * type: 51DB33ED11D1D.