Series: Quadrana Light Space Type of Protection: IP 40 Protection Class: I Voltage: 200 - 240 V / 0 Hz, 50 - 60 Hz Base: die-cast aluminium, powder-coated. Diffuser fastening: toggles. Diffuser: plastic (PMMA), opal. Front side: transparent. With LED cooling frame: stainless steel, brushed. With Gore-TM Protective Vents membrane valve as standard. 16 LEDs and electronic constant current supply. With recessed housing: metal, powder-coated, for installation in cavitiy walls with 10-30 mm wall thickness. Available Colours: white Type of Installation: Recessed ceiling mounting, Wall (recessed) Dimensions: L 420, B 420, H 2 Lamp: LED Colour Temperature: blue Socket 1: without socket Operating Mode Lamp 1: Regulated power supply Safety Marks: F-mark Impact Protection: IK05 (0,70 Joule) Luminaire flux LED: 50lm System power: 23W Beam Angle: 115°/132° Unified Glare Ratio: 10,9