ABB 2CDS253001R0044 S203-C4 3P 4A 6kA Curve-C DIN-Rail Miniature Circuit Breaker

The ABB S203-C4 miniature circuit breaker (MCB), reference 2CDS253001R0044, is a 3-pole 4A curve-C device from the S200 series designed for overcurrent and short-circuit protection in industrial control panels and building installations. Rated at 230/400 V AC with a 6 kA breaking capacity, the S203-C4 mounts on standard DIN rail and delivers reliable protection in compact 52.5 × 88 × 69 mm dimensions weighing only 0.336 kg.

Technical Specifications

Certifications & Standards

• IEC/EN 60898-1: International and European standard for circuit breakers for overcurrent protection in household and similar installations
• IEC/EN 60947-2: International and European standard for low-voltage switchgear — circuit breakers
• UL 1077: UL standard for supplementary protectors for use in electrical equipment
• IEC 60898-1: International standard for circuit breakers for overcurrent protection
• EN 60898-1: European standard for circuit breakers for overcurrent protection
• IEC/EN 60947-2: Low-voltage switchgear and controlgear — circuit breakers (combined IEC/EN listing)
• IEC/EN 60898-1: Overcurrent protection circuit breakers (combined IEC/EN listing)
• IEC 60898: General IEC family standard for circuit breakers
• IEC 60947: General IEC family standard for low-voltage switchgear and controlgear
• IEC 60068-2: Environmental testing standard for electrical and electronic products
• EN 60898-1: European harmonised standard for overcurrent circuit breakers
• EN 60947-2: European harmonised standard for low-voltage circuit breakers
• EN 45555: European standard for end-of-life treatment of electrical and electronic equipment
• EN 60664: Insulation coordination for equipment within low-voltage systems
• CSA: Canadian Standards Association certification for North American market compliance
• RoHS: Restriction of Hazardous Substances — compliant with EU Directive 2011/65/EU
• REACH: Compliant with EU REACH regulation on chemical substances
• WEEE: Compliant with EU Waste Electrical and Electronic Equipment Directive
• CE: Conformité Européenne marking confirming EU regulatory compliance
• UKCA: UK Conformity Assessed marking for Great Britain market access