PKZM0-1 Eaton Motor Protective Circuit Breaker

The PKZM0-1 from Moeller is a compact manual motor protective circuit breaker intended to protect motors from overload and short-circuit conditions. Its current settings include an adjustable thermal range of 0.63–1A and a magnetic trip response of 14A, allowing coordination with motor nameplate full-load currents. The device provides a short-circuit interrupting capacity of 50kA at 600V AC and is suitable for use with branch circuit protective fuses or breakers rated up to 600A. Rated at 0.5 HP at 230V, it is UL listed and CSA certified. The PKZM0-1 is also approved for group installations under NEC 430-53 and CEC Part 1, Rule 28-206. Its compact design supports space-efficient industrial motor control panel construction and can help reduce installation costs.