Surface-mounted weather-proof luminaire with PMMA diffuser. With LED system. With limited surface temperature, suitable for use in fire hazardous areas according to DIN EN 60598-2-24. For wall or ceiling mounting. Precise alignment of luminaires with continuous line mounting via interlocking cams and recesses in the front ends. Opal PMMA diffuser manufactured from one piece, with especially high corner strength. Luminaire luminous flux and light color fixed. Luminaire luminous flux 3100 lm, connected load 25,00 W, luminous efficiency of luminaire 124 lm/W. Light colour warm white, correlated colour temperature (CCT) 3000 K, general colour rendering index (CRI) Ra > 80. Mean rated service life L80(tq 30 °C) = 50,000 h. The light source is replaceable according to the ecodesign requirements (VO (EU) 2019/2020). Luminaire body of glass-fibre reinforced polyester, low flammability.. Colour white, Dimensions (L x W): 1289 mm x 110 mm, luminaire height 119 mm. With self-sealing cable entries at front ends for through-wiring within the luminaire. Permissible ambient temperature (ta): -20 °C - +30 °C. Safety class (EN 61140): I, protection rating (DIN EN 60529): IP54, impact resistance level in accordance with IEC 62262: IK02, testing temperature of wire glow test in accordance with IEC 60695-2-11: 650 °C. With electronic transformer, digitally dimmable (DALI). Control gear unit according to DALI-2 standard (EN 62386). Luminaire is switchable and dimmable by means of touch functionality via DALI control terminals (Touch DIM). The control gear unit is replaceable in accordance with the ecodesign requirements (VO (EU) 2019/2020).