✅ ABB FH204 AC – 4P Residual Current Circuit Breaker 630A, 30mA (Part No.: 2CSF204006R3630) The ABB FH204 AC RCCB rated at 63A with 4 poles and 30mA sensitivity is ideal for large-scale electrical distribution and protection against life-threatening leakage currents. Technical Specifications: Part Number: 2CSF204006R3630 Model: FH204 AC Rated Current: 63A Sensitivity: 30mA Type: Residual Current Circuit Breaker (RCCB) Poles: 4P Applications: High-power industrial setups Mounting: DIN rail