Phoenix Contact 2718028 The initiator/actuator terminal block has a nominal voltage of 250 V and a maximum current rating of 24 A, with connections made via screw threads at four different levels. The rated cross-sectional area is 2.5 mm², with an optional range of 0.2-4 mm², and also features screw connections at levels one, two, and three. Mounting options include NS 35/7,5 and NS 35/15, with a color designation as gray.