Square surface-mounted LED luminaire for wall and ceiling mounting with IP65 protection rating. The wall luminaire, thanks to its optical and technical design features, harmonises with other luminaires that might be used in the project. Can also be used holistically inside buildings. Luminaire is fixed with cast aluminium mounting plate. Optical system consists of 1 LED module, cover of 4 mm-thick hardened glass, white. With Lambertian light distribution. Luminaire luminous flux and light color fixed. Luminaire luminous flux 1500 lm, connected load 25 W, maximum luminous efficiency of luminaire 60 lm/W. Light colour warm white, correlated colour temperature (CCT) 3000 K, general colour rendering index (CRI) Ra > 80. Colour locus tolerance (initial MacAdam) ≤ 5 SDCM. Further LED light colours available on request. Mean rated service life L80(tq 25 °C) = 50,000 h. Luminaire body of cast aluminium components and cover glass. Luminaire body anodised, primed and powder-coated. Surface anthracite coated (DB 703). On request the luminaire body can be provided without added cost in the following colours: black textured (Akzo Nobel 8118669, similar to RAL 9005, V5), white textured (Akzo Nobel 8158870, similar to RAL 9016, V6), grey textured (Akzo Nobel 8129595, similar to RAL 9006, V7). Other colour variants are available for an additional charge in accordance with the RAL or DB colour code. Dimensions (L x W): 400 mm x 400 mm, luminaire height 40 mm. Safety class (EN 61140): I, protection rating (DIN EN 60529): IP65, impact resistance level in accordance with IEC 62262: IK07. Weight: 2,3 kg. With electronic control gear unit, switchable The control gear unit is replaceable in accordance with the ecodesign requirements (VO (EU) 2019/2020). The LED system with control gear unit is suitable for operation on direct voltage supply grids.. Surge voltage resistance Differential Mode / Common Mode: 4 kV / 2 kV. The luminaire complies with the fundamental requirements of applicable EU regulations and product safety legislation and bears the CE symbol.