Eaton PKZM0 Motor Protection Circuit Breaker 2.2 kW, 4-6.3 A, Screw and Push-In Terminals

The Eaton PKZM0 motor protection circuit breaker is a high-performance electrical component engineered for the reliable control and protection of electric motors. With a power rating of 2.2 kW and an adjustable thermal release range of 4-6.3 A, this device provides essential safeguarding against overloads and short circuits in industrial and commercial electrical installations. The unit features a hybrid connection design, utilizing robust screw terminals for power input and efficient Push-In spring terminals for output, which facilitates rapid and secure wiring.

Advantages

This circuit breaker offers significant operational benefits, including high reliability and ease of installation. The combination of screw and Push-In terminals reduces wiring time while maintaining a high level of connection integrity, even in environments subject to vibration. Its compact design allows for space-saving integration into control panels, while the precise adjustment range ensures that motor protection is tailored to specific application requirements, preventing unnecessary downtime and equipment damage.

Suitable for

• Industrial motor control centers
• Automation and control systems
• HVAC equipment and pump control
• Conveyor belt systems
• Manufacturing machinery

This device may not be suitable for applications requiring current ratings outside the 4-6.3 A range or for motors exceeding the 2.2 kW power capacity. It is also not intended for use in environments with extreme moisture or corrosive gases unless housed in an appropriately rated protective enclosure.

Key specifications

• Power rating: 2.2 kW
• Adjustable current range: 4-6.3 A
• Connection type: Screw terminals (input) and Push-In spring terminals (output)
• Protection type: Overload and short-circuit protection
• Mounting: DIN-rail mountable

Installation should be performed by a qualified electrician in accordance with local electrical codes. The device is typically mounted on a standard DIN rail within a control cabinet. Ensure that the supply cables are securely fastened to the screw terminals and that the output conductors are properly inserted into the Push-In terminals until they click into place, ensuring a solid mechanical and electrical connection.

What to consider before purchase

• Verify the full-load current of your motor matches the 4-6.3 A range
• Ensure the power rating of 2.2 kW is sufficient for your application
• Check the available space in your control panel for DIN-rail mounting
• Confirm that the hybrid terminal configuration meets your wiring standards

Usage recommendations: Regularly inspect the terminal connections for tightness and ensure the device is free from dust or debris. Periodically test the trip mechanism to ensure continued operational safety and reliability.