ABB 2CDS273011R0324 SH203M-C32 3P 32A 10kA Miniature Circuit Breaker

The ABB SH203M-C32 (SKU: 2CDS273011R0324) is a 3-pole, 32 A miniature circuit breaker (MCB) from the SH200M series, delivering a breaking capacity of 10 kA to protect circuits against overload and short-circuit currents in residential, commercial, and industrial control panel installations. The SH203M-C32 mounts directly on standard DIN rail and offers a compact footprint of 52.5 mm × 88 mm × 69 mm, making it an efficient choice for space-constrained enclosures.

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 designation confirming dual compliance
• IEC 60898: Broader IEC standard family covering circuit breaker performance and safety
• IEC 60068-2: Environmental testing standard ensuring reliability under mechanical and climatic stress
• EN 45555: General methods for assessing the energy-related aspects of networked standby
• EN 60664: Insulation coordination standard for equipment within low-voltage systems
• RoHS: Restriction of Hazardous Substances — compliant with EU Directive 2011/65/EU
• REACH: Compliant with EU REACH Regulation (EC) No 1907/2006 on chemical safety
• WEEE: Waste Electrical and Electronic Equipment Directive compliant for responsible end-of-life disposal

Applications & Use Cases

• Final circuit protection in residential distribution boards and consumer units
• Commercial building electrical panels and sub-distribution boards
• Industrial control cabinets requiring compact 3-pole overcurrent protection
• Motor branch circuit protection where a C-curve characteristic is specified
• DIN rail installations in automation and process control enclosures