Square shaped concrete luminaire suspended from the ceiling. Available in three different sizes of 200mm, 300mm and 450mm in height. PMMA diffuser provides spotless and glare free light distribution. Electrical Input Voltage 180 - 280 AC 50Hz Driver Type Constant Current Driver Control Switch / DALI / Analog Connection Plug-in Type Pre-wired General Characteristics Appliance Class Class 2 Ingress Protection IP40 Photobiological Safety RG 0 - No Risk Ambient Temperature 0 to +50C Luminaire Housing Material Concrete Environment Indoor Mounting Suspended Light Distribution Direct Body Finish Concrete Optics PMMA Diffuser Driver Mount Inside Canopy Cup Thermal Management Passive Cooling Light Source LED Medium Power LED Binning 3 Step MacAdam Luminous Efficacy 95 Lm/W Color Temperature 2700K / 3000K / 4000K / 5700K / 6500K CRI 80 (Standard) 90 (Optional) Tunable LED (Optional) UGR < 19 LED Life > 50,000 hours Size And Wattage - H200-15W H300-15W H450-15W