Technical Specifications / Parameters Parameter Specification Manufacturer Order Code 2CDS212001R0401 Catalogue Type S202-C40 Brand / Series ABB S200 Series (System PRO M) Device Type Miniature Circuit Breaker (MCB) Number of Poles 2-Pole (2P) Rated Current (In) 40 A Rated Operational Voltage (Ue) 230/400 V AC Rated Insulation Voltage (Ui) 500 V AC Rated Impulse Withstand Voltage (Uimp) 4 kV Tripping Characteristic C Curve (Standard magnetic setting. Instantaneous tripping range: 5In to 10In) Rated Breaking Capacity (Icn) 6 kA (at 400V AC, per IEC/EN 60898-1) Utilization Category A Standards Compliance IEC/EN 60898-1 (Primary, for final distribution). May also be assessed to IEC/EN 60947-2. Terminal Type Cage Clamp Terminal Connectable Conductors Solid/Fine-stranded Copper: 1 - 35 mm² Recommended Tightening Torque 3.0 - 3.5 Nm Electrical Endurance ≥ 20,000 cycles (at In) Mechanical Endurance ≥ 20,000 cycles Ambient Temperature Range -25°C to +55°C (for calibration) Mounting Snap-on mounting on 35 mm top-hat DIN Rail (EN 60715) Module Width 36 mm (2 Poles) Primary Functions Overload Protection, Short-Circuit Protection Protection Features Trip-free mechanism, clear "ON"/"OFF" visual indication. Accessory Compatibility Compatible with System PRO M accessories: auxiliary contacts (e.g., OF-A), alarm contacts (OF-AL), shunt trips (OF-SB), undervoltage releases (OF-SD), etc. Common Approvals CE, CCC, IMQ, etc.