Round LED surface-mounted luminaire with opal, spherically shaped PMMA cover, luminaire diameter 402 mm. The easy-to-install decorative ring is available as an optional accessory in the standard colors and can also be made in customer-specific colors on request. Developed and manufactured in Germany. In emergency light version with single battery system, nominal operating time 3 hours. Luminaire luminous flux in emergency light mode: 400 lm. For wall or ceiling mounting. With Lambertian luminous intensity distribution. With a slight indirect component to brighten the surface. Luminaire luminous flux and light color fixed. Rated luminous flux 2100 lm, rated power 20 W, maximum luminaire luminous efficacy 105 lm/W. Light color neutral white, correlated color temperature (CCT) 4000 K, general color rendering index (CRI) Ra > 80. Color tolerance (initial MacAdam) = 3 SDCM. Average rated service life L80(tq 25 °C) = 50,000 h, average rated service life L70(tq 25 °C) = 75,000 h. The light source is replaceable in accordance with the ecodesign requirements (Regulation (EU) 2019/2020). Luminaire body made of sheet steel. Surface coated white (RAL 9016). Diameter of the cover Ø 402 mm, luminaire height 110 mm. Permissible ambient temperature (ta): - +25 °C. Protection class (EN 61140): I, protection type (DIN EN 60529): IP40, shock resistance level according to IEC 62262: IK03, test temperature glow wire test according to IEC 60695-2-11: 650 °C. Weight: 1.9 kg. The connection is made using a plug-in terminal with mains forwarding equipment. 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.