Top mounted luminaire OLSO 650-2 without external louvers Cylindrical top mounted luminaire with luminaire cover. Luminaire housing and support elements made of special aluminium alloy, without external louvers. Luminaire bottom for pole-fixation ø 76,1 mm by DIN EN 40. Cylindrical luminaire diffuser made of shockproof PMMA. Luminaire shade Ø 650 mm directed downwards, set off from above at approx. 85 mm, plain coloured in luminaire color. All screws and connecting parts made of stainless steel. Luminaire prewired with 5000 mm. Ingress protection IP54. IK-Code 07. Wind catching surface 0,11 m². ULOR 3,1%. Colour: Coating DB 703 or all RAL (classic-unicolour), Hess-DB and Glimmer Hess colours. RAL Pearl-Metallic on request. Corrosiveness category C3 long (high) - DIN EN ISO 12944-5. Equipment: LED-module and EB, dimmable. Exchangeable, rectangular aluminium core printed circuit boards for optimal thermal management with high-power LEDs mounted in grid-like manner and fastened via 2 screws and holders per board. Luminaire intended for operation with constant AC 220-240V according to DIN IEC 38, 50/60 Hz. Surge protection 10kV (1 pulse), 8kV in protection rating I and II. Optics made from PMMA ensure a homogeneous light distribution. Lighting according to DIN EN 13201 is possible dependent on light planning and existing pole spacings. Integrated, electronically controlled temperature monitoring. LED-lifetime: L80 B10 / 100.000h - TA -40°C - <= 25°C L70 B10 / 50.000h - TA >25 - <=50°C Dimming optionally as follows: - Without dimming and without CLM (constant lumen management) - Or with dimming via DALI, StepDim or AstroDim - And / or with CLM (to be specified in the order) Optic O4, asymmetrical wide, optimised for foot and cycle path illumination. Rated input power approx. 28 W without CLM – with CLM start 20 W, end 28 W. 4000 K. CRI min. 80 Protection rating I. Technical changes reserved.