Decorative round surface-mounted luminaire. For escape route illumination. Base: metal, powder-coated. Diffuser made of non-yellowing plastic (PMMA), opal. Diffuser fastening: patented push system. Suitable for Ceiling mounting, Wall (surface). Electronic ballast included. Self-contained system with automatic self-test. Series: FLAT POLYMERO KREIS Reference Number: 672402.002.1 Colour: white Diameter: 460 mm Height: 93 mm Weight: 2.47 kg Emergency luminaire: with integrated battery (self-contained) Monitoring: Automatic self-test Operating mode: Combined NL readiness Duration time: 3 h Battery: NiMh Lamp: LED Socket: without socket Colour temperature: 4000K Colour rendering index (CRI): 83 Colour tolerance (McAdam): 3 SDCM Rated life: 50000 h System power: 21 W Rated luminous flux: 1800 lm Beam angle Down: 126° Glare evaluation RUG (4H 8H): 18.6 Luminous efficiency: 86 lm/W Luminous flux, emergency: 150 lm System power, emergency: 0 W Light outlet: mainly direct Light sharing: symmetrical Control gear: Converter not necessary Voltage: 220 - 240 V / 50 - 60 Hz Protection class: I Inrush current / Inrush current duration: 0.12 A / 5000 µs Type of protection: IP 40 Ambient temperature: 0 °C to + 25 °C Impact resistance: IK03 Filament test: 650°C - 30 seconds Conformity mark: CE, EAC