ABB 2CDS271001R0405 S201M-B40 1P 40A 10kA B-Curve 230/400V AC Miniature Circuit Breaker (MCB)

The ABB S201M-B40 miniature circuit breaker (MCB), SKU 2CDS271001R0405, is a 1-pole 40A B-curve device rated at 230/400V AC with a 10kA breaking capacity, engineered for reliable overcurrent protection in residential, commercial, and light industrial control panels. Part of ABB's high-performance S200M series, the S201M-B40 delivers consistent tripping characteristics and compact 17.5mm width for space-efficient DIN rail installation.

Technical Specifications

Certifications & Standards

• IEC/EN 60898-1: International and European standard for household and similar circuit breakers for overcurrent protection
• IEC/EN 60947-2: Low-voltage switchgear and controlgear — circuit breakers for industrial applications
• IEC 60898-1: Core IEC standard for miniature circuit breakers in AC installations
• EN 60898-1: European harmonised standard for MCBs in residential and commercial installations
• IEC/EN 60898: General IEC/EN compliance for MCB product family
• IEC/EN60898: Additional variant reference for IEC/EN 60898 compliance
• EN 60898: European MCB standard compliance
• EN 60947-2: European standard for low-voltage circuit breakers in industrial environments
• CSA 22.2 No. 235: Canadian Standards Association approval for supplementary protectors
• CSA: General CSA market approval for Canadian applications
• UL 1077: UL standard for supplementary protectors for use in electrical equipment
• UL1077: Additional UL1077 reference for North American compliance
• IEC60068-2: Environmental testing standard — endurance and robustness
• EN45555: General methods for the assessment of the ability of energy-related products to be repaired, reused, and recycled
• EN60664: Insulation coordination for equipment within low-voltage systems
• EN60898: European MCB compliance standard
• EN60947: European low-voltage switchgear and controlgear family standard
• CE: European Conformity marking — meets EU safety, health, and environmental requirements
• UKCA: UK Conformity Assessed marking — approved for Great Britain market post-Brexit
• RoHS: Restriction of Hazardous Substances — compliant with EU Directive 2011/65/EU
• REACH: Compliant with EU REACH regulation (EC) No 1907/2006 on chemical substances
• WEEE: Waste Electrical and Electronic Equipment Directive compliance for responsible disposal