Phoenix Contact 3213956 This terminal block is designed for installation at a voltage of 400 V and has an expected current draw of 24 A. It features push-in connections with rated cross sections ranging from 2.5 mm2 to 4 mm2, and smaller cross sections from 0.14 mm2 up to the maximum size. Similar configurations exist with rated cross sections of 1.5 mm2, also with the same range of available cross section sizes. The terminal block is mounted using type NS 35/7,5 or NS 35/15, and has a gray color.