Decorative, round surface-mounted luminaire with an opal, cylindrical diffuser made of PMMA. Version with increased protection class IP54 all around. Decorative coverings for precisely fitting light and room staging are available as an optional accessory, which can also be made in customer-specific colors on request. Developed and manufactured in Germany. Suitable for use in HACCP, IFS and/or BRC Global Standard Food certified companies. In combination with an accessory (ZVF...) that must be ordered separately, the luminaire is protected against vandalism and ball-proof in accordance with DIN 18032-3. With limited surface temperature, suitable for use in fire-hazardous rooms in accordance with DIN EN 60598-2-24. For wall or ceiling mounting. With accessories that must be ordered separately, also suitable for semi-recessed mounting (ceiling with cutout) and suspended mounting. For protection and to support quick assembly, the components in the box are arranged in assembly order. The cover can be quickly mounted on the mounting body without tools using a click lock. The feed opening and the fastening points correspond to those of the 740N and Mondia series. The material and structure of the covering diffuser ensure even and shadow-free illumination of the easy-to-clean luminaire surface. With Lambertian light intensity distribution. With a slight indirect component to brighten the surface. Luminaire luminous flux adjustable in 4 levels. Rated luminous flux 1400 lm - 4000 lm, rated power 11 W - 29 W, maximum luminaire luminous efficacy 145 lm/W. Light color neutral white, correlated color temperature (CCT) 4000 K, general color rendering index (CRI) Ra > 80. Color location tolerance (initial MacAdam) = 3 SDCM. Average rated service life L80(tq 25 °C) = 100,000 h. The light source is replaceable in accordance with the ecodesign requirements (Regulation (EU) 2019/2020). The replacement is done without tools, the replacement light source can be obtained as a spare part. Luminaire body made of sheet steel. Surface coated in white (RAL 9016). Luminaire diameter Ø 400 mm, luminaire height 68 mm. Insect-proof lamp compartment. Protection class (EN 61140): I, protection type (DIN EN 60529): IP54, shock resistance level according to IEC 62262: IK03, test temperature glow wire test according to IEC 60695-2-11: 650 °C. Weight: 2.1 kg. With electronic control gear, switchable. The control gear is replaceable in accordance with the ecodesign requirements (Regulation (EU) 2019/2020). The product meets the basic requirements of the applicable EU directives and the Product Safety Act and bears the CE marking. Luminaire 10 years, spare parts (LED module, control gear, optical system) available 15 years after invoice date subject to reasonable changes in the interests of progress.