45mm busbar adapter for 60mm busbar system, two mounting rails, three prefabricated cables (AWG14/2.5 square millimeter) for connection of switching device with spring-loaded terminals in the feeder circuit, can be used for motor-protective circuit-breaker PKZM0-…-C or motor-starter combination with PKZM0-…-C and contactor DILM(C)7 to DILM(C)15, rated operational current: 16A, rated operational current according to UL508: 12A