Technical Specifications
Parameter Specification / Typical Value
Manufacturer / Brand Eaton
Model Number PKZM0-25
Product Line PKZ (Moeller Series)
Rated Operational Current for Motors (Ie) 25 A (Max)
Setting Range for Thermal Overload Approx. 18 - 25 A (adjustable via a dial)
Poles (Main Circuit) 3
Rated Operational Voltage (Ue) 690 V AC
Rated Insulation Voltage (Ui) 690 V / 750 V AC
Rated Ultimate Breaking Capacity (Icu/@400V) Typically 50 kA or 100 kA (Must be verified from the official datasheet)
Tripping Class Class 10 (Standard for general motors, trips within 10 seconds at 7.2 x Ir)
Short-Circuit Protection Setting Fixed, based on the device design (typically around 12 x Ie or higher)
Auxiliary Contacts Can typically be fitted with one or more auxiliary contact modules (e.g., PKZM0-1X) to signal the trip status.
Mounting DIN Rail Mount (35mm)
Standards Compliance IEC/EN 60947-2, IEC/EN 60947-4-1
The Eaton PKZM0-25 is a 25-ampere, 3-pole, motor protection circuit breaker (MPCB) or motor starter protector (MSP) from the Eaton PKZ Moeller series. It is specifically engineered to provide comprehensive protection for three-phase motors.