PKZ2/ZMR-16/S-SP Eaton Motor Protective Circuit Breaker

The PKZ2/ZMR-16/S-SP is a 16A, 3-pole motor protective circuit breaker configured as a self-protected manual motor starter. It integrates a PKZ2/S-SP base module with built-in contactor, ZMR-16-PKZ2 overload relay (adjustable thermal trip range: 10–16 A), and C-PKZ2 DIN rail mounting adapter. Magnetic trip occurs between 130 A and 220 A. It supports motors up to 5 HP at 230 V and 10 HP at 460 V. Certified to UL 508 and CSA 22.2 as a Type E combination motor controller. Includes plug-in trip module, built-in auxiliary contacts, phase-loss differential trip, and accessory compatibility. No external backup overcurrent protection required per UL/CSA Type E requirements.