✅ ABB BMS311C50 – MCB 1P – 50A – 3KA – (Part No.: 2CDS631031R0504) The ABB BMS311C50 (2CDS631031R0504) is a heavy-duty Miniature Circuit Breaker (MCB) rated for 50A and a short-circuit breaking capacity of 3KA. Designed for high-power circuits in residential, commercial, and industrial applications, it provides fast, reliable protection against overloads and short circuits. This MCB supports standard DIN rail mounting and integrates seamlessly into compact or modular distribution boards. Technical Specifications: Part Number: 2CDS631031R0504 Model: BMS311C50 Type: Miniature Circuit Breaker (MCB) Poles: 1P Rated Current: 50A Breaking Capacity: 3KA Mounting: DIN rail Application: Heavy-load protection in industrial/commercial panels Standards Compliance: IEC/EN 60898-1