ABB 2CDS274011R0634 SH204M-C63 4P 63A 10kA 400V AC DIN Rail Miniature Circuit Breaker

The ABB SH204M-C63 (SKU: 2CDS274011R0634) is a 4-pole miniature circuit breaker (MCB) rated at 63 A and 400 V AC, delivering a 10 kA breaking capacity for reliable overcurrent and short-circuit protection in demanding industrial and commercial installations. Part of the ABB SH200M series, this DIN rail-mounted device measures 70 × 88 × 69 mm and weighs just 0.44 kg, making it a compact and robust solution for distribution boards and control panels.

Technical Specifications

Certifications & Standards

• IEC 60898-1: International standard for circuit breakers for overcurrent protection in household and similar installations
• EN 60898-1: European harmonised standard equivalent to IEC 60898-1
• IEC/EN 60898-1: Combined IEC and EN compliance designation
• IEC 60898: Broader IEC standard series covering circuit breaker performance
• IEC 60068-2: Environmental testing standard covering climatic and mechanical durability
• EN 60664: Insulation coordination standard for equipment within low-voltage systems
• EN 45555: General methods for the assessment of the energy efficiency of networked standby-capable products
• RoHS: Restriction of Hazardous Substances — compliant with EU Directive on hazardous materials in electrical equipment
• REACH: Compliant with EU REACH regulation on chemical substance safety
• WEEE: Waste Electrical and Electronic Equipment Directive — properly categorised for end-of-life recycling

Applications & Use Cases

The ABB SH204M-C63 is well-suited for overcurrent and short-circuit protection in three-phase plus neutral distribution circuits, industrial control panels, commercial building electrical distribution boards, and machinery protection applications where a compact 4-pole DIN rail MCB rated to IEC 60898-1 is required. Its 10 kA breaking capacity makes it appropriate for installations with moderate prospective fault currents at 400 V AC.