4 Pole Contactors with Screw Clamp or Solder Termination Contactors have a switching voltage of 440Vac and a coil consumption (ac coils 50/60Hz rated) of 4.5VA (Hold in) and 30VA (inrush). Utilisation category AC1= 20A (fig. quoted in table is in relation to utilisation category AC3) DIN rail or screw mounting Ambient air temperature range; -25 to +50°C Note Stock no. 620-5122 features solder pins for printed circuit boards Approvals UL; CSA Standards BS5424, IEC 60947, VDE 0660, NFC63-110