✅ ABB BMS311C20 – MCB 1P – 20A – 3KA – (Part No.: 2CDS631031R0204) The ABB BMS311C20 (2CDS631031R0204) is a single-pole Miniature Circuit Breaker (MCB) rated for 20A with a short-circuit breaking capacity of 3KA. Suitable for protecting circuits carrying moderate loads, such as air conditioners, pumps, and kitchen appliances, this breaker ensures safe and fast disconnection in case of overload or short circuit. It is DIN rail mountable and fits easily into compact distribution boards. Technical Specifications: Part Number: 2CDS631031R0204 Model: BMS311C20 Type: Miniature Circuit Breaker (MCB) Poles: 1P Rated Current: 20A Breaking Capacity: 3KA Mounting: DIN rail Application: Medium-load protection in residential/commercial circuits Standards Compliance: IEC/EN 60898-1