BEGA control unit 71303 for installation in switch and cavity boxes or in luminaires of protection class I. Control unit for BEGA BugSaver® top-mounted luminaires for switching the color temperature from 3000 K to 1800 K to protect nocturnal insects. In addition, a power reduction can be carried out. The switchover is carried out either by a switched control phase or by virtual midnight calculation. Power supply via DALI bus for up to 9 standard DALI loads. Operating mode 1: Power reduction through switched control phase. Operating mode 2: Power reduction using virtual midnight calculation. Settings via rotary and slide switches. Connection terminals 0.5-1.5 sqmm in double design for through-wiring the DALI bus connection.