Parameter Specification Brand & Range Schneider Electric - Acti 9 iID Product Type 2-Pole Residual Current Circuit Breaker (1P+N RCCB) Residual Current Type Type A (Sensitive to AC and pulsating DC residual currents) Rated Sensitivity (IΔn) 10 mA Rated Current (In) 25 A Rated Voltage (Un) 230V AC Number of Poles 2 Poles (1 Phase + Neutral) Tripping Characteristic Immediate (No time delay) Breakdown Technology Current limiting Rated Short-Circuit Capacity (Icn) 6 kA (according to IEC/EN 61008) Insulation Voltage (Ui) 500V Impulse Withstand Voltage (Uimp) 4 kV Pollution Degree 2 Installation Category III Electrical Durability 4,000 mechanical operations Terminals Cage-clamp terminals, suitable for rigid and flexible conductors Torque for Terminals 2.5 N·m Cross-Section (min - max) 1 - 25 mm² (AWG 18-4) Mounting On 35 mm symmetrical DIN rail (EN 60715) Width (Modular) 2 modules (36 mm) Standards & Certifications IEC/EN 61008-1, IEC/EN 61009-1, CE marked Ambient Temperature Operation: -25°C to +60°C Storage: -40°C to +70°C Features Green “ON” indicator, Test button (T), “Reset” indication Primary Application High-sensitivity protection for final circuits (e.g., bathrooms, kitchens, workshops, outdoor sockets) where there is an increased risk of electric shock. Essential in TT earthing systems.