2CSF202005R2900

The ABB 2CSF202005R2900 (F202 AC-100/0.1) is a heavy-duty, high-current 2-pole Residual Current Circuit Breaker (RCCB) belonging to the advanced F200 series. Engineered to protect large-scale residential, commercial, or industrial sub-main installations against earth fault currents, it features a $100text{ mA}$ residual operating sensitivity tailored to safeguard equipment and effectively prevent persistent insulation faults from escalating into fire hazards. Built in strict compliance with IEC/EN 61008 standards, it is widely relied upon in demanding main distribution and switchboard environments.