Technical Parameters Parameter Category Description / Value Brand & Series Eaton, PN Series Model Number PN3-400 Number of Poles 3-Pole Rated Current 400 A Rated Operational Voltage (Ue) Up to 690V AC Breaking Capacity (Icu) 50 kA at 415V AC (Typical - confirm with specific catalog) Trip Unit Type Thermal-Magnetic (Fixed characteristics) Standards Compliance IEC 60947-2