The ABB 6346/10-101-500 is a 1-gang flush-mounted support frame for the Busch-priOn KNX control system. It accommodates and terminates rotary, 1-gang and 3-gang control elements, flush-mounted Watchdog units, and the standard top, bottom, IR/proximity, display/RTC and temperature-sensor end strips. It also provides contacting for bus couplers 6120/12-101 and 6120/13, the 6920/13 power mains coupler and the 6920/40 switch/blind actuator. The body is black thermoplastic (similar to RAL 9005) with an IP20 rating for vertical mounting in dry indoor locations.