✅ ABB BMS311C63 – MCB 1P – 63A – 3KA – (Part No.: 2CDS631031R0634) The ABB BMS311C63 (2CDS631031R0634) is a high-performance single-pole Miniature Circuit Breaker (MCB) with a rated current of 63A and a breaking capacity of 3KA. It is specifically designed to protect circuits supplying large loads such as industrial motors, HVAC units, or power distribution feeders in both commercial and light industrial environments. The breaker mounts on standard DIN rails and provides quick and safe disconnection during fault conditions. Technical Specifications: Part Number: 2CDS631031R0634 Model: BMS311C63 Type: Miniature Circuit Breaker (MCB) Poles: 1P Rated Current: 63A Breaking Capacity: 3KA Mounting: DIN rail Application: Heavy-duty protection in industrial/commercial circuits Standards Compliance: IEC/EN 60898-1