Phoenix Contact 3211958 A single-phase plug with a nominal voltage of 800 V and a maximum current rating of 32 A has one connection point that uses a push-in connection method. The rated cross-sectional area is 4mm² and the first-level connections are available on the left-hand side, with additional smaller cross-sections ranging from 0.2 mm² to 6 mm², identified by a green-yellow color code.