2CSF202005R1900

The ABB 2CSF202005R1900 (F202 AC-100/0.03) is a heavy-duty, high-current 2-pole Residual Current Circuit Breaker (RCCB) from the premium F200 series. It provides comprehensive protection against earth fault currents, guarding against indirect contact shocks and offering high-sensitivity direct contact protection through its $30text{ mA}$ threshold, alongside preventing fire hazards caused by persistent insulation faults. Built in strict compliance with international IEC/EN 61008 standards, it is heavily utilized as an incoming or sub-main protection device in high-load residential, commercial, and industrial power distribution panels.