PKZ2/ZM-1 Eaton Motor Protective Circuit Breaker

The PKZ2/ZM-1 is a 3-pole, 1A manual motor protector composed of the PKZ2 base module and ZM-1-PKZ2 overload module. It provides adjustable thermal tripping between 0.6 A and 1 A and magnetic tripping between 8 A and 14 A. Designed for motor circuits requiring 1/2 HP protection at 230 V AC three-phase, it complies with UL and CSA standards. The device integrates thermal and magnetic protection in a compact, robust construction suitable for industrial motor control applications.