Busch rotary dimmer, flush-mounted installation boxes and inserts, inserts for Busch dimmers, Busch rotary dimmer flush-mounted, DALI, Power 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. Short-circuit-proof and overload-proof (electronic fuse). Switch-on brightness and basic brightness can be set in the event of a power failure. 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 panels 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 on 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
| Property | Value |
| Frequency: | 50 to 60 Hz |
| Extension input: | yes |
| Operating method: | Rotary/push button |
| Control current: | 15 mA |
| Rated voltage: | 230 V |
| Light value memory: | yes |
| Mounting type: | Flush-mounted |
| Rated current: | 0.08 A |
| Device width: | 70 mm |
| Device height: | 28.5 mm |
| Device depth: | 70 mm |
