AF30ZB-30-00RT-23 100-250V50/60HZ-DC Contactor. The AF30ZB-30-00RT-23 is a 3 pole - 690 V IEC or 600 UL contactor with Ring-Tongue Terminals, controlling motors up to 15 kW / 400 V AC (AC-3) or 20 hp / 480 V UL and switching power circuits up to 50 A (AC-1) or 50 A UL general use.