LUXOMAT® CdS-DALI/DSI Remote-controlled twilight switch with DALI/DSI interface for controlling digital, dimmable electronic ballasts as a group, relay contact for complete electronic ballast switch-off, constant light control Voltage: 110 - 240 V AC 50 / 60 Hz, switching capacity: 2300 W, DALI output: up to 50 DALI / DSI electronic ballasts, brightness setpoint: 10 - 2000 lux, optionally remote-controlled with IR-CdS or IR adapter for smartphones.