Licross® 21 Recessed HO, single luminaire. * lighting technology 1: - primary optical cover: cover, of PMMA, - UGR viewing direction along longitudinal luminaire axis ≤ 22 (X = 4H | Y = 8H | S = 0.25H | reflection values 70/50/20), - UGR viewing direction along lateral luminaire axis ≤ 19 (X = 4H | Y = 8H | S = 0.25H | reflection values 70/50/20), - primary beam angle: ellipsoid, narrow distribution, - light emission: direct distribution, - primary light characteristic: symmetric. * mounting: - installation arrangement: single arrangement, - installation type: slip-in mounting, - installation location: to the Licross® mounting rail, - mounting completely without tools. * electrical 1: LED, - rated luminous flux: 13.820lm, - luminous efficacy: 159lm/W, - light colour: 840, - colour temperature: 4000K, - colour rendering: CRI > 80, - control gear: ECG DALI, - with terminal, 5-pole, max. 2.5mm², - mains connection: 230V, AC, 220..240V, 50/60Hz, - rated input power: 87W, - halogen-free wiring. * component: - Licross® LED insert, of sheet steel, galvanised, coil coated, white, - with terminals. - length: 2.327mm, width: 70mm, height: 71mm, - weight: 4,8 kg. - end cap, of PC, white, - quantity: 2 piece(s). - mounting rail, of sheet steel, galvanised, white, - quantity: 1 piece(s), - incl. 2x safety catch/assembly aid. * testings/approvals/admissions: - protection rating (complete): IP20, - insulation class (complete): insulation class I (protective earthing), - certification: CE, ENEC, VDE, UKCA, - impact resistance: IK06, - permissible operating ambient temperature: -25..+35°C, - corresponds to IFS (International Featured Standards) requirements for safety and quality in the food industry, - reducing of maximum allowable ambient temperature of 5°C with ceiling mounting, - LABS conformity tested according to VDMA 24364:2018-05. * service life: - rated service life: 70.000h (L80/B50) at AT= 25°C - rated service life: 70.000h (L80/B50) at AT= ta max. - packaging unit: 1 piece. * manufacture: Siteco, Licross® 21 Recessed HO. * type: 52UL1EDV4D5F00S.