Power supply unit (CC, DC), Multi CC, PRO-UA440-W rail system 3-phase 230 V, Constant current, 22.0-44.0 W, Rated Input Voltage: 220-240 V/AC, Output Voltage: 27-42 V/DC, Output Current Selectable: 850 mA, 900 mA, 950 mA, 1050 mA, Plastic, Pure white RAL 9010, Length: 162 mm, Width: 31 mm, Height: 41 mm, Protection class I/protective grounding, Working Temperature: -20 to 35 °C, Life Time: 50000 h, IP 20, Suitable for surface-mounted and recessed systems, Integrated secondary drop protection, Supplied with trumpet nipple and M10 flat nut, Stable integrated adjustable power supply [CC], Check suitability of the intended lamp, Max. 10 kg/100 N, Exclusively for D LINE, Ivela and Hoffmeister three-phase current tracks