Phoenix Contact 3035662 The terminal block features a feed-through modular design with specifications including a nominal voltage of 1000 V and a maximum current capacity of 57 A, accommodating two connections via a spring-cage connection method. The rated cross sections range from 0.2 mm² to 16 mm² across one level of mounting, available in different configurations such as NS 35/7,5 and NS 35/15, and identified by their distinctive red color marking.