PKZM0-0.4/SP Eaton Motor Protective Circuit Breaker

The PKZM0-0.4/SP is a Moeller 3P manual motor protector with an adjustable thermal range of 0.25–0.4 A and magnetic trip setting of 5.6 A for motor overload and branch short-circuit protection. This compact device combines short-circuit, overload, disconnect, and controller functions, removing the need for external fuses or breakers. It is UL-listed and CSA-certified as a Type E self-protected combination controller. Marked “Suitable for group installations” under NEC 430.53 and CEC Part 1, Rule 28-206, it supports cost-effective protection for multiple motors on shared circuits. The protector can be paired with contactors for remote operation. It also serves as a Type E starter for grounded Wye power systems above 240 V.