ABB 2CDS274011R0204 SH204M-C20 4P 20A 10kA 400V AC Miniature Circuit Breaker

The ABB SH204M-C20 (catalog no. SH204M-C20, SKU 2CDS274011R0204) is a 4-pole miniature circuit breaker rated at 20 A and 400 V AC with a breaking capacity of 10 kA, designed for reliable overcurrent and short-circuit protection in residential, commercial, and industrial distribution boards. Part of the ABB SH200M series, it features DIN rail mounting in accordance with DIN 43880, a compact footprint of 70 mm × 88 mm × 69 mm, and a lightweight construction of just 0.42 kg — making it straightforward to integrate into space-constrained control panels and 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 compliance for circuit breaker performance and safety
• IEC 60898: Base IEC standard for circuit breakers used in installations
• IEC 60068-2: Environmental testing standard covering climatic and mechanical robustness
• EN 60664: Insulation coordination 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 — product is free of restricted substances per EU Directive 2011/65/EU
• REACH: Compliance with EU REACH regulation concerning chemical substance safety
• WEEE: Waste Electrical and Electronic Equipment Directive compliance for end-of-life product management