Busch rotary dimmer, Busch dimmer, UP rotary dimmer, Busch rotary dimmer UP, DALI, Power, TW For broadcast operation (central telegram). With integrated DALI power supply unit. For switching and controlling up to 64 DALI operating devices in accordance with IEC 62386 (e.g. electronic ballasts and transformers with DALI interface). With rotary control and push-OFF button. For changing the color temperature of tunable white lights/lamps that comply with the DALI standard IEC 62386-209 (Device Type 8). Color temperature can then be set between 2,700 K - 6,500 K. Short-circuit-proof and overload-proof (electronic fuse). Switch-on brightness and basic brightness can be set to a power failure-proof level. With integrated LED orientation light. Color of the orientation light can be set (18 presets + OFF). Parallel connection of up to 5 devices in passive operation. Parallel connection of up to 3 devices in active operation. Not suitable for combination with DALI sensors or control units from other manufacturers. DALI voltage: 15.5 V = Max. output current: 75 mA Power consumption: < 2.5 W Max. number of DALI operating devices: with one active DALI potentiometer: 37 with 3 parallel active DALI potentiometers: 111 In active operation, supplies the necessary power for additional DALI operating and control devices to mains voltage. Without mains voltage, in passive operation, the potentiometer in the DALI bus serves as an additional control point. Max. DALI cable length: 300 m (at 1.5 - 2.5 mm). Without central plate. Nominal voltage: , +10 % / -10 % Nominal frequency: 50 Hz/60 Hz Protection class (device): IP 20 Temperature range (device): 0 °C to 35 °C
