ABB 2CDS252001R0404 S202-C40 2P 40A 6kA Curve-C DIN-Rail Miniature Circuit Breaker

The ABB S202-C40 miniature circuit breaker (MCB), SKU 2CDS252001R0404, is a 2-pole 40A C-curve device from the S200 series delivering 6 kA breaking capacity at 230/400V AC. Designed for reliable overload and short-circuit protection in residential, commercial, and industrial installations, the S202-C40 mounts easily on standard DIN rail and meets the most demanding international standards including IEC/EN 60898-1 and UL 1077.

Technical Specifications

Certifications & Standards

• IEC/EN 60898-1: International/European standard for circuit breakers for overcurrent protection in household and similar installations
• IEC/EN 60947-2: International/European standard for low-voltage switchgear — circuit breakers
• IEC 60898-1400: Extended IEC 60898-1 variant for specific application ranges
• IEC 60947-2440: Extended IEC 60947-2 variant for specific voltage/current ranges
• IEC 60068-2: Environmental testing standard for robustness under thermal and mechanical stress
• EN 60898-1: European harmonised standard for overcurrent protection circuit breakers
• EN 60947-2: European harmonised standard for low-voltage switchgear circuit breakers
• EN45555: European standard for end-of-life treatment of electrical and electronic equipment
• EN60664: Insulation coordination for equipment within low-voltage systems
• IEC/EN60664: International/European insulation coordination standard
• UL 1077 / UL1077: UL standard for supplementary protectors for use in electrical equipment
• CSA: Canadian Standards Association certification for electrical safety
• CE: European Conformity marking — meets all applicable EU directives
• UKCA: UK Conformity Assessed marking for Great Britain market compliance
• RoHS: Restriction of Hazardous Substances — compliant with EU Directive 2011/65/EU
• REACH: Compliant with EU REACH regulation on chemical safety (EC 1907/2006)
• WEEE: Compliant with EU Waste Electrical and Electronic Equipment Directive

Applications & Use Cases

• Overload and short-circuit protection in residential distribution boards
• Commercial building electrical panels and sub-distribution boards
• Industrial control panels requiring reliable C-curve circuit protection
• Protection of resistive and slightly inductive loads (lighting, heating, motors with soft-start)
• DIN-rail installations in enclosures and switchboards up to 400V AC