The Cutler Hammer-Eaton PKZM0-10 is a compact, 3-pole motor-protective circuit breaker engineered to provide dependable overload and short-circuit protection for motors and electrical loads in commercial and industrial HVAC applications. Part of Eaton’s trusted PKZM0 series, this device combines the functions of a manual motor starter and a circuit breaker in a single, space-saving unit — simplifying panel design and reducing installation time.
Key Features
- 3-pole design for three-phase motor protection
- 10 Amp continuous current rating
- Integrated overload and short-circuit protection in one compact device
- Manual ON/OFF switching capability for safe motor isolation
- Bi-metallic thermal overload element for accurate trip response
- Magnetic short-circuit release for instantaneous fault protection
- DIN rail or panel-mount compatible for flexible installation
- Compact PKZM0 frame size — ideal for space-constrained enclosures
- Suitable for use with Eaton PKZM0-series accessories including auxiliary contacts, shunt trips, and undervoltage releases
Typical Applications
- HVAC motor branch-circuit protection
- Fan and blower motor control panels
- Pump motor protection in hydronic and refrigeration systems
- Commercial and light industrial electrical distribution panels
- OEM equipment and machine control enclosures
Why Choose the Eaton PKZM0-10?
The PKZM0-10 eliminates the need for separate overload relays and fuses, reducing component count and panel wiring complexity. Its rugged construction and proven Eaton reliability make it a go-to solution for HVAC contractors and electrical professionals who demand consistent performance and long service life. The device’s modular design allows easy integration with Eaton’s extensive range of PKZM0 accessories, enabling customized protection schemes to meet specific application requirements.
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