Eaton 222352 PKZM4-25 PKZM Manual Motor Starter 16-25A 12.5kW

The Eaton PKZM4-25 is a motor-protective circuit-breaker from the Moeller series with an adjustable current setting of 16 - 25 A and screw terminals (IP00 terminations). It combines overload and short-circuit protection with phase-failure sensitivity per IEC/EN 60947-4-1, providing reliable direct protection for three-phase and single-phase motors across a wide voltage range.

Technical specifications:

• Model code: PKZM4-25
• Catalog number: 222352
• Manufacturer: Eaton
• EAN: 4015082223526
• Current setting range: 16 - 25 A
• Undelayed short-circuit release: 388 A
• Tripping class: 10 A
• Terminal type: Screw terminals, IP00
• Actuator: Turn button
• Dimensions: 55 x 140 x 160 mm (W x H x D)
• Weight: 1.136 kg
• Ambient operating temperature (open): -25 °C to 55 °C
• Ambient operating temperature (enclosed): -25 °C to 40 °C
• Storage temperature: -40 °C to 80 °C
• Pollution degree: 3
• Mechanical lifespan: 30,000 operations
• Operating frequency: 40 operations/h
• Assigned motor power at 230/240 V, 60 Hz, 3-phase: 7.5 HP
• Assigned motor power at 460/480 V, 60 Hz, 3-phase: 15 HP
• Assigned motor power at 575/600 V, 60 Hz, 3-phase: 20 HP
• Certifications: CE, UL, CSA, IEC/EN 60947-4-1, VDE 0660

Features and benefits:

• Phase-failure sensitivity per IEC/EN 60947-4-1 and VDE 0660 Part 102 guards against unbalanced or single-phase supply conditions
• Tripping class 10 A overload release suits standard motor starting under normal load conditions
• Wide operating temperature range of -25 °C to 55 °C supports deployment in demanding industrial environments
• Climatic proofing to IEC 60068-2-30 and IEC 60068-2-78 enables use in damp or humid installations
• Multi-standard approval (CE, UL, CSA) simplifies global machine compliance

Applications:

• Three-phase motor starting and protection in industrial control panels
• Machine tool, pump, and conveyor drives up to 15 HP at 460/480 V
• HVAC and building services motor circuits
• Motor control centers requiring multi-standard certified motor-protective devices

Compliant with IEC/EN 60947-4-1 and VDE 0660 Part 102. Part of the Eaton Moeller PKZM4 series of manual motor starters.

Also known as: Eaton PKZM4-25, Eaton 222352, Eaton catalog 222352, Eaton model PKZM4-25, Eaton Moeller 25A motor protector.