Moeller PKZM0-2,5 Motor Protection Circuit Breaker

Description:

The Klockner Moeller PKZM0-2,5 (PKZM0-2.5) Manual Motor Starter Protector is a thermal-magnetic motor protection circuit breaker designed to provide manual switching, overload protection, short-circuit protection, and phase-failure sensitivity for three-phase motors. Commonly installed in conveyors, pumps, compressors, HVAC equipment, and industrial machinery requiring reliable motor protection and control. Maintenance teams and system integrators use this device for replacement, retrofit, and expansion of motor control systems to improve equipment safety and operational reliability.

Technical Specifications:

• Manufacturer Part Number (MPN): PKZM0-2,5 / PKZM0-2.5
• Product Type: Manual Motor Starter Protector (MMS)
• Manufacturer: Klockner Moeller / Eaton
• Series: PKZM0
• Current Adjustment Range: 1.6 to 2.5 A
• Rated Operational Current (Ie): 2.5 A
• Number of Poles: 3
• Rated Operational Voltage: Up to 690 VAC
• Motor Rating:
 – 0.37 kW @ 230 VAC
 – 0.75 kW @ 400 VAC
 – 1.1 kW @ 440/500 VAC
 – 1.5 kW @ 690 VAC
• Trip Class: Class 10A
• Short-Circuit Breaking Capacity (Icu): 150 kA @ 400 VAC
• Short-Circuit Release: Fixed at 15.5 × Iu (≈38.8 A)
• Protection Functions: Thermal Overload, Magnetic Short-Circuit, and Phase Failure Protection
• Mounting Type: 35 mm DIN Rail or Panel Mount
• Connection Type: Screw Terminals
• Protection Rating: IP20 (Device), IP00 (Terminals)
• Application Environment: Industrial Motor Control Systems

Applications:

The PKZM0-2.5 is commonly used in industrial automation systems, machine tools, packaging equipment, and process control applications where small motors require adjustable thermal and magnetic protection. Its compact DIN rail design and broad accessory range make it suitable for motor control centers, electrical panels, and OEM machinery operating in demanding industrial environments.

Common Replacements:

• Eaton XTPR2P5BC1NL
• Schneider Electric GV2ME07 Manual Motor Starter
• ABB MS116-2.5 Manual Motor Starter