CN15GN3AB NEMA OPEN 3P CONT SIZE 2 120V COIL. The CN15GN3AB is a 3-pole NEMA-2 non-reversing Freedom Series Contactor features a compact, space-saving design, high strength, impact and temperature resistant insulating materials. Adjustable bimetallic ambient compensated overload relays with interchangeable heater packs available in three basic sizes, covering applications up to 900HP, reducing the number of different contactor/overload relay combinations that have to be stocked. Screw type power terminals have captive, backed-out self-lifting pressure plates with screws – reduced wiring time.