ABB 2CDS273011R0254 SH203M-C25 3P 25A 400V 10kA Miniature Circuit Breaker

The ABB SH203M-C25 miniature circuit breaker (MCB), catalog number SH203M-C25 (SKU: 2CDS273011R0254), is a 3-pole, 25A, 400V device from the SH200M series delivering a 10 kA breaking capacity at 400V AC. Designed for DIN rail installation per DIN 43880, the SH203M-C25 provides reliable overcurrent and short-circuit protection in residential, commercial, and light-industrial distribution boards.

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 for miniature circuit breakers, equivalent to IEC 60898-1
• IEC/EN 60898-1: Combined IEC and EN certification confirming full compliance with both international and European requirements
• IEC 60898: Base IEC series standard for circuit breakers used in household and similar installations
• IEC 60068-2: Environmental testing standard confirming mechanical and climatic robustness
• EN 60664: Insulation coordination standard for equipment within low-voltage systems
• EN 45555: General methods for the assessment of the ability of energy-related products to be repaired, reused, and recycled
• RoHS: Restriction of Hazardous Substances directive — product is free from restricted hazardous materials
• REACH: EU chemical regulation compliance, confirming no substances of very high concern above threshold limits
• WEEE: Waste Electrical and Electronic Equipment directive compliance for responsible end-of-life disposal

Applications & Use Cases

• Overcurrent and short-circuit protection in residential and commercial distribution boards
• Protection of lighting circuits, socket outlet circuits, and small motor loads (Type C characteristic)
• Control panel and industrial automation cabinet protection
• DIN rail installations requiring compact 3-pole switching and protection