Terminals made of brass, nickel-plated, screws made of steel, galvanized and blue passivated, 12-pole strip that can be separated into individual terminals. Screws turned up, captive. Nominal cross section 4 mm Nominal voltage 450 V Nominal current 32 A Max. clampable per side: 4 mm single-wire or 2.5 mm multi-wire Maximum permissible ambient temperature according to EN 60998: -5 to +85 °C.