ABB 2CDS654061R0404 BMS614C40 4P 40A 6kA C-Curve Miniature Circuit Breaker

The ABB BMS614C40 miniature circuit breaker (MCB), SKU 2CDS654061R0404, is a 4-pole, 40 A, C-curve device rated at 400 V AC with a breaking capacity of 6 kA, designed for overcurrent and short-circuit protection in industrial and commercial distribution panels. Part of ABB's Basic M BMS series, the BMS614C40 complies with both IEC 60898-1 and IEC 60947-2, delivering reliable performance in a compact 70 × 88 × 69 mm DIN-rail-mounted enclosure weighing just 372 g.

Technical Specifications

Certifications & Standards

• IEC 60898-1: Household and similar installations circuit-breaker standard
• IEC 60947-2: Low-voltage switchgear circuit-breaker standard for industrial applications
• IEC/EN 60664-1: Insulation coordination for equipment within low-voltage systems
• IEC/EN 60664: Insulation coordination for low-voltage equipment
• EN 60664: European harmonised insulation coordination standard
• IEC 60898: Circuit-breakers for overcurrent protection in household and similar installations
• IEC 60947: Low-voltage switchgear and controlgear general requirements
• RoHS: Restriction of Hazardous Substances — compliant for EU market
• REACH: Registration, Evaluation, Authorisation and Restriction of Chemicals — compliant
• WEEE: Waste Electrical and Electronic Equipment Directive — compliant
• TSCA: Toxic Substances Control Act — compliant for US market

Applications & Use Cases

• Overcurrent and short-circuit protection in industrial control panels and distribution boards
• Protection of motors, lighting circuits, and general loads requiring a C-curve characteristic
• Commercial building electrical distribution systems operating at 400 V AC
• DIN-rail-mounted installations in machine control cabinets and switchboards
• Multi-pole (4P) applications requiring simultaneous isolation of all live conductors including neutral