ABB 2CDS633031R0255 BMS313B25 3P 25A 3kA 400V AC B-Curve Miniature Circuit Breaker

The ABB BMS313B25 miniature circuit breaker (MCB), catalog number BMS313B25 / SKU 2CDS633031R0255, is a 3-pole, 25A, B-curve device from the Basic M BMS series rated at 400V AC with a breaking capacity of 3kA. Designed to IEC 60898-1 and IEC 60947-2, it delivers reliable overcurrent and short-circuit protection for residential, commercial, and light industrial control panels. Compact at 52.5 × 88 × 69mm and weighing just 279g, it fits neatly on standard DIN rail installations.

Technical Specifications

Certifications & Standards

• IEC 60898-1: Household and similar installations — circuit breakers for overcurrent protection
• IEC 60947-2: Low-voltage switchgear and controlgear — circuit breakers
• IEC/EN 60664-1: Insulation coordination for equipment within low-voltage systems
• IEC/EN 60664: Insulation coordination standard family compliance
• CB Certificate (IEC 60898 / IEC 60947): International CB scheme certification for global market acceptance
• CE: Conformité Européenne — meets all applicable EU directives
• RoHS: Restriction of Hazardous Substances — compliant with EU Directive 2011/65/EU
• REACH: Compliant with EU REACH regulation (EC) No 1907/2006
• WEEE: Waste Electrical and Electronic Equipment Directive compliant