PKZ2/ZM-1/S Eaton Motor Protective Circuit Breaker

The PKZ2/ZM-1/S is a motor protective circuit breaker rated at 1A and 3P, configured as a complete motor starter kit. It comprises the PKZ2 basic breaker, ZM-1 overload relay (adjustable 0.6–1A), S-PKZ2 high-capacity contactor, and C-PKZ2 DIN rail mounting base. Thermal overload protection is adjustable from 0.6 to 1A; magnetic trip is fixed at 8 to 14A. The unit meets UL listing and CSA certification requirements and is group-rated per UL/CSA standards for motor protection, complying with NEC 430-53(c) and CEC Rule 28-206 to permit multiple motors on a single branch circuit protective device.