ABB 2CDS274001R0044 S204M-C4 4P 4A 10kA C-Curve 230/400V AC Miniature Circuit Breaker

The ABB S204M-C4 miniature circuit breaker (SKU: 2CDS274001R0044) is a high-performance 4-pole MCB from the S200M series, rated at 4A with a 10kA breaking capacity and C-curve tripping characteristic, designed for reliable overcurrent protection in industrial and commercial control panels operating at 230/400V AC. The S204M-C4 delivers robust short-circuit and overload protection in a compact 70mm × 88mm × 69mm DIN-rail-mount form factor weighing just 448g, making it ideal for space-constrained switchgear assemblies.

Technical Specifications

Certifications & Standards

• IEC/EN 60898-1: Miniature circuit breakers for household and similar installations
• IEC/EN 60947-2: Low-voltage switchgear — circuit breakers (industrial)
• IEC 60898-1: International standard for MCBs
• EN 60898-1: European harmonised MCB standard
• IEC/EN 60898: Combined IEC/EN MCB compliance
• IEC/EN60898: Additional IEC/EN MCB designation
• IEC 60898-1400: MCB standard variant (400V series)
• IEC 60947-2440: Industrial circuit breaker standard (440V)
• IEC 60068-2: Environmental testing standard
• EN 60898: European MCB standard
• EN 60947-2: European low-voltage switchgear standard
• EN45555: General methods for assessing the durability and recyclability/recoverability of energy-related products
• EN60664: Insulation coordination for equipment within low-voltage systems
• EN60898: European MCB compliance designation
• EN60947: Low-voltage switchgear and controlgear
• UL1077: Supplementary protectors for use in electrical equipment (UL listed)
• CSA: Canadian Standards Association approval
• RoHS: Restriction of Hazardous Substances — compliant
• REACH: EU chemical safety regulation — compliant
• WEEE: Waste Electrical and Electronic Equipment directive — compliant
• CE: European Conformity marking
• UKCA: UK Conformity Assessed marking for Great Britain market

Applications & Use Cases

• Overcurrent and short-circuit protection in industrial control panels and switchboards
• Protection of motors, transformers, and distribution circuits in commercial buildings
• 4-pole configuration suitable for three-phase + neutral (TN-S/TN-C-S) systems at 230/400V AC
• C-curve characteristic ideal for resistive and slightly inductive loads with moderate inrush currents
• DIN-rail installation in compact enclosures and MCC (Motor Control Centre) assemblies
• Applications requiring simultaneous disconnection of all four conductors for full isolation