ABB 2CDS632031R0164 BMS312C16 2P 16A 3kA C-Curve 400V AC DIN Rail Miniature Circuit Breaker

The ABB BMS312C16 miniature circuit breaker (SKU: 2CDS632031R0164) is a 2-pole, 16 A, C-curve MCB from the Basic M BMS series, rated at 400 V AC with a breaking capacity of 3 kA per IEC 60898-1. Designed for DIN rail installation in residential and light commercial distribution boards, the BMS312C16 delivers reliable overcurrent and short-circuit protection in a compact 35 mm × 88 mm × 69 mm footprint weighing just 186 g.

Technical Specifications

Certifications & Standards

• IEC 60898-1: Miniature circuit breakers for household and similar installations
• IEC 60947-2: Low-voltage switchgear and controlgear — circuit breakers
• IEC/EN 60664-1: Insulation coordination for equipment within low-voltage systems
• IEC/EN 60664: Insulation coordination for low-voltage equipment
• CB Certificate (IEC 60898): IECEE CB Scheme certification for global market acceptance
• RoHS: Restriction of Hazardous Substances — compliant for EU market
• REACH: EU REACH regulation compliance — no substances of very high concern
• WEEE: Waste Electrical and Electronic Equipment Directive compliant

Applications & Use Cases

• Overcurrent and short-circuit protection in residential distribution boards
• Light commercial and small industrial control panels
• Branch circuit protection up to 16 A on 400 V AC networks
• DIN rail assemblies requiring a compact 2-pole MCB footprint
• Retrofit or new-build installations requiring IEC 60898-1 / IEC 60947-2 compliance