Highly efficient LED lay-in ceiling luminaire for high hygienic requirements. Particularly suitable for use in healthcare and industry. Housing: sheet steel, powder-coated. Frameless appearance in the modular ceiling thanks to the extra slim frame. Luminaire frame: aluminium, powder-coated. Diffuser with smooth surface on the room side for low sensitivity to dirt and easy cleaning. Diffuser made of resistant polycarbonate (PC), opal. LED backlight technology for homogeneous illumination of the entire light-emitting surface. External driver. Easy to install thanks to extended connection cable (2 m). Suitable for through wiring as standard. MultiLumen: 4 steps adjustable luminous flux. Factory setting is the lowest luminous flux. Protection type IP 65 for luminaire and control gear on room and ceiling side. Qualified for use in the food and drink industry. Series: PARLEDO Reference Number: 312567.002.790 Colour: white Length: 595 mm Width: 595 mm Cut-out length: 575 mm Cut-out width: 575 mm Recess height: 160 mm Luminaire: recess height: 41 mm Weight: 3.78 kg Lamp: LED Socket: without socket Colour temperature: 4000K Colour rendering index (CRI): 80 Colour tolerance: 3 SDCM Rated life: 60000 h (L80/B50) System power: 31 W Rated luminous flux: 4550 lm Beam angle Down: 114° Glare evaluation UGR (4H 8H): 21.7 Luminous efficiency: 147 lm/W System power 2: 35 W Rated luminous flux 2: 4950 lm Beam angle Down 2: 114° Glare evaluation UGR (4H 8H) 2: 22 Luminous efficiency 2: 141 lm/W System power 3: 38 W Rated luminous flux 3: 5300 lm Beam angle Down 3: 114° Glare evaluation UGR (4H 8H) 3: 22.3 Luminous efficiency 3: 139 lm/W System power 4: 40 W Rated luminous flux 4: 5600 lm Beam angle Down 4: 114° Glare evaluation UGR (4H 8H) 4: 22.4 Luminous efficiency 4: 140 lm/W Light outlet: direct Light sharing: symmetrical Control gear: Regulated power supply Voltage: 220 - 240 V / 50 Hz, 60 Hz Power factor: 0.98 Protection class: I Luminaires on B10A fuse: 15 Luminaires on B16A fuse: 25 Luminaires on C10A fuse: 26 Luminaires on C16A fuse: 42 Inrush current / Inrush current duration: 20 A / 200 µs Ripple current / Flicker: 5 % Total harmonic distortion: 10 % Type of protection: IP 65 Ambient temperature: -20 °C ... + 40 °C Impact resistance: IK06 Filament test: 650 °C Safety marks: Do not cover the recessed luminaire! Conformity mark: CE, EAC