ABB Protecta Plus S303P-D63 Miniature Circuit Breaker 3 Pole 63 A Type D 415 V AC 15 kA Breaking Capacity Industrial MCB DIN Rail System pro M Compact 2CDS383001R0631

HIGH BREAKING CAPACITY PROTECTION – 3-pole MCB with 15 kA breaking capacity designed for industrial installations, protecting electrical circuits against overload and short-circuit currents in distribution boards, machinery panels and power systems. 63 A TYPE D TRIPPING CURVE – Rated 63 A with Type D characteristic for circuits with high inrush currents such as motors, transformers and industrial equipment, ensuring reliable protection while avoiding nuisance tripping. INDUSTRIAL DIN RAIL INSTALLATION – Designed for quick DIN rail mounting with dual DIN rail release for fast installation and removal; terminals allow top or bottom supply and support connection with cables or busbars. CLEAR TRIP INDICATION & SAFE TERMINALS – Integrated trip indicator shows fault status for quick diagnostics; fail-safe terminal design helps prevent incorrect installation and improves electrical connection safety. 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.