PKZM0-0.25 Eaton Motor Protective Circuit Breaker

The PKZM0-0.25 is a 3-pole manual motor protective circuit breaker rated at 0.25A with adjustable thermal protection spanning 0.16–0.25A and a fixed magnetic trip point of 3.5A. It provides short-circuit protection up to 50kA at 600V AC and is compatible with upstream protective devices rated up to 600A. Certified to UL and CSA standards, it meets NEC 430-53 and CEC Part 1, Rule 28-206 for group motor installation without individual branch circuit protection. Designed for integration into industrial control panels, it supports coordination with motor full-load currents and operates within standard low-voltage motor control applications.