PKZM0-6.3/AK Eaton Motor Protective Circuit Breaker

The PKZM0-6.3/AK from Moeller is a manual motor protective circuit breaker for overload and short-circuit protection. Its thermal setting is adjustable from 4–6.3 A, while its magnetic trip response is 88 A, allowing coordination with motor full-load currents. The device has a 50 kA short-circuit current rating at 600 V AC and can be used with branch circuit fuses or breakers rated up to 600 A. It is rated for 1.5 HP at 230 V and 3 HP at 460 V. UL listed and CSA certified, this 6.3 A, 3-pole protector is approved for group installations under NEC 430-53 and CEC rule 28-206, helping reduce installation costs and panel space requirements while maintaining compliance with industry standards.