ABB Protecta Plus S303P-D25 Miniature Circuit Breaker 3 Pole 25 A Type D 415 V AC kA Breaking Capacity Industrial MCB DIN Rail System pro M Compact 2CDS383001R0251

INDUSTRIAL CIRCUIT PROTECTION – 3-pole miniature circuit breaker designed for three-phase power distribution in industrial panels, switchboards and machinery control cabinets, protecting installations against overload and short-circuit faults. 25 A TYPE D FOR MOTOR START LOADS – Rated 25 A with Type D tripping curve suitable for motors, compressors, pumps, HVAC equipment and transformers with high inrush current, reducing nuisance tripping during equipment start-up. DIN RAIL INSTALLATION & FLEXIBLE WIRING – Designed for fast DIN rail mounting in distribution boards and switchgear; terminals allow top or bottom supply and support wiring with cables or busbars for flexible installation. TRIP INDICATOR & FAIL-SAFE TERMINALS – Integrated trip indicator clearly shows breaker status after a fault for quick diagnostics; fail-safe terminals help prevent incorrect wiring and ensure reliable electrical connections in industrial panels. ABB PROTECTA PLUS SYSTEM – Part of the ABB Protecta Plus modular distribution system for indoor installations, offering high internal accessibility, removable internal modules for simplified wiring, insulated neutral and earth bars, and an expandable cabinet concept for flexible electrical distribution solutions.