Square LED surface-mounted luminaire in IP50 with opal cover. Luminaire power: 42.2 W, with LED converter. LED service life 50,000 hours until a luminous flux drop to 90% of the initial value. Color tolerance (initial MacAdam): 3. Luminaire luminous flux: 5490 lm, luminaire luminous efficacy: 130 lm/W. Color rendering Ra > 80, color temperature 4000 K. Despite the highest quality controls, the defined narrow binning when used in a cluster can lead to noticeable color differences between the luminaires. In order to achieve a homogeneous appearance, it is recommended to consult a lighting consultant if you intend to install it in a cluster. Integrated ESD protection for the LED. Housing made of pre-painted, profiled sheet steel, white, spray-molded cover made of opal polymethyl methacrylate with impact resistance: IK03. High-quality, all-round foamed, hydrophobic seal made of polyurethane, installation using the slotted discs provided. The luminaire can be used as a safety luminaire in centrally supplied emergency lighting systems. Permissible ambient temperature: -20°C to +25°C. The luminaire is wired without halogen. Note: If the luminaire is to be used in chemically contaminated atmospheres or outdoors, please consult your consultant. Dimensions: 620 x 620 x 90 mm, weight: 7.5 kg.