Technical Parameters Electrical Ratings Rated Current (In): 2 A Number of Poles: 2P (two poles) Tripping Characteristic: C‑curve (suitable for moderate inrush loads) Rated Operational Voltage (Ue): Up to 400 V AC (IEC 60898‑1) Up to 440 V AC (IEC 60947‑2) Rated Insulation Voltage (Ui): 440 V Rated Frequency: 50 / 60 Hz Rated Short‑Circuit Breaking Capacity (Icn): 10 kA at 230/400 V AC Rated Ultimate Short‑Circuit Breaking Capacity (Icu): up to 15 kA Current Limiting Class: 3 Overvoltage Category: III Rated Impulse Withstand Voltage (Uimp): 4 kV Operational Voltage Range: 12 V AC/DC to 440 V AC DC Interrupting Capability: Up to approx. 125 V DC Mechanical & Mounting Mounting: Standard DIN‑rail (35 mm) Terminal Type: Screw terminals Tightening Torque: Approx. 2 N·m Mechanical Endurance: ~20,000 operations Electrical Endurance: ~20,000 AC cycles Housing Material: High‑quality insulating material (light grey) Contact Position Indication: Red (ON) / Green (OFF) indicators Environmental Ambient Operating Temperature: approx. ‑25 °C to +55 °C Pollution Degree: 3 Protection Rating: IP20 (when mounted in panel/enclosure) Mounting Position: Any