Ceiling mounted luminaire Channel S Office with LED, system power: 24.5 W, standby power 0.5 W, luminous flux of luminaire 2150 lm, colour rendering index CRI > 80, 3000 K, warm white, colour tolerances SDCM 3, lifetime LED L80 50'000 h, office-compatible and glare-free according to EN 12464-1 (UGR < 19; Lmax ≥ 65° ≤ 3000 cd/m²), photobiological safety: the luminaire poses no danger (RG0), 230 V, direct light emission, support profile in aluminium natural-colour anodised without ceiling trim, diffuser in polycarbonate (PC) satin, RUN+, rollable and office-suitable, for a perfectly glare-free light line with no visible interruptions, 1 integral control gear, DALI, with halogen-free wiring, 6-pole, with emergency unit, for non-maintained and maintained mode, with self-test, complete with battery pack, (burning life 3h), protection class I, ingress protection IP20, glow wire test 650 °C, impact strength: IK 08, for ambient temperatures -5 to +30 °C, this product contains a light source of energy efficiency class B L = 1550 mm, B = 65 mm, H = 61 mm,