Suspended for indoor applications; surface mounted (ceiling); Power consumption: 14W / 28W / 39W; Power supply: 230Vac; Lumen output at source: 941 lm / 1766 lm / 2477 lm (3000K) down beam, 706 lm / 1546 lm / 2270 lm (3000K) up beam; Delivered lumen output: 776 lm / 1766 lm / 2040 lm (3000K, 44°x90°) down beam, 549 lm / 1197 lm / 1760 lm (3000K, diffuse) up beam; 84 / 180 / 270 mid-power LEDs, 3-step MacAdam, 60 000h L90 B10 (Ta 25°C); LED colour: 2700K, 3000K, 4000K; Lower optics: 44°x90°, 58°x99°, diffuse: Upper optics: diffuse; CRI Colour Rendering Index: >90; Body material: body and cover in anticorodal aluminium, ceiling rose in steel; Finishes: antique white, primer, matt aluminium grey, antique bronze, white; RAL finish on request; Installation: comes with two steel cables for ceiling mounting and pins to adjust the installation height; built-in power supply unit; Ingress protection: IP40; non-standard lengths available on request, single-beam version available on request; Appliance class: class II; Weight: 2000 g / 3800 g / 5100 g; Dimensions: 620 / 1180 / 1740x120x32 mm