ABB 2CDS633031R0065 BMS313B06 3P 6A B-Curve 3kA 400V AC Miniature Circuit Breaker

The ABB BMS313B06 miniature circuit breaker (2CDS633031R0065) is a 3-pole, 6 A, B-curve MCB from the Basic M BMS series, rated at 400 V AC per IEC 60898-1 with a breaking capacity of 3 kA. Designed for reliable overcurrent and short-circuit protection in residential, commercial, and light industrial control panels, the BMS313B06 delivers dependable performance in a compact 52.5 × 88 × 69 mm DIN-rail-mounted package weighing just 279 g.

Technical Specifications

Certifications & Standards

• IEC 60898-1: Standard for household and similar installations — miniature circuit breakers
• IEC 60947-2: Standard for 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 equipment within low-voltage supply systems
• CE: Complies with applicable EU directives for the European Economic Area
• RoHS (EU Directive 2011/65/EU & Amendment 2015/863): Restriction of hazardous substances in electrical and electronic equipment
• REACH: Compliance with EU regulation on registration, evaluation, authorisation and restriction of chemicals
• WEEE: Compliant with EU Waste Electrical and Electronic Equipment Directive

Applications & Use Cases

• Overcurrent and short-circuit protection in residential distribution boards
• Protection of lighting circuits in commercial buildings
• Control panel protection in light industrial automation environments
• Machine and equipment branch-circuit protection where B-curve characteristics are required
• DIN-rail mounted installations requiring a compact 3-pole MCB footprint