ABB 2CDS273011R0164 SH203M-C16 3P 16A 10kA Miniature Circuit Breaker

The ABB SH203M-C16 (SKU: 2CDS273011R0164) is a 3-pole, 16 A, 10 kA miniature circuit breaker (MCB) from the SH200M series, designed for reliable overcurrent and short-circuit protection in residential, commercial, and light industrial distribution boards. Featuring a Type C tripping characteristic and a compact 52.5 mm × 88 mm × 69 mm footprint, the SH203M-C16 delivers robust performance while occupying minimal DIN rail space.

Technical Specifications

Certifications & Standards

• IEC 60898-1: International standard for circuit breakers for overcurrent protection in household and similar installations
• EN 60898-1: European adoption of IEC 60898-1 for miniature circuit breakers
• IEC/EN 60898-1: Combined IEC and EN compliance designation
• IEC 60898: General series standard for circuit breakers for overcurrent protection
• IEC 60068-2: Environmental testing standard ensuring performance under thermal and mechanical stress conditions
• EN 45555: General methods for the assessment of the lifetime of energy-related products
• EN 60664: Insulation coordination for equipment within low-voltage systems
• RoHS: Compliant with EU Restriction of Hazardous Substances Directive — free from restricted substances
• REACH: Compliant with EU REACH regulation on chemical substance safety
• WEEE: Compliant with EU Waste Electrical and Electronic Equipment Directive for responsible end-of-life disposal

Applications & Use Cases

• Overcurrent and short-circuit protection in residential and commercial distribution boards
• Protection of lighting circuits, motor loads, and general-purpose branch circuits (Type C characteristic)
• Control panel and switchgear assemblies requiring compact 3-pole protection
• Light industrial automation panels and machinery control cabinets
• Building services and infrastructure electrical installations