ABB 1SAM350000R1003 MS132-0.4 0.25-0.40A 3P 100kA Motor Protection Circuit Breaker

The ABB MS132-0.4 (SKU: 1SAM350000R1003) is a 3-pole manual motor starter and motor protection circuit-breaker rated for 0.25–0.40 A at 400 VAC, delivering an exceptional breaking capacity of 100 kA at 400 VAC. Part of the proven ABB MS132 series, this compact device — just 45 mm wide and weighing 0.23 kg — provides reliable short-circuit, overload, and phase-failure protection for small industrial motors in control panels and automation systems.

Technical Specifications

Certifications & Standards

• CE: Conformité Européenne — meets EU safety, health, and environmental protection requirements
• UKCA: UK Conformity Assessed — compliant for Great Britain market requirements
• UL: Underwriters Laboratories listed — meets North American safety standards (UL508)
• CSA: Canadian Standards Association certified for Canadian market compliance
• ATEX: Certified for use in explosive atmospheres per EU ATEX directive
• IECEx: International standard certification for equipment in explosive atmospheres
• EAC: Eurasian Conformity mark — approved for Russia/CIS markets
• CCC: China Compulsory Certification for the Chinese market
• KC: Korea Certification mark for the South Korean market
• DNV: Det Norske Veritas type approval for marine applications
• LR: Lloyd's Register type approval for marine and offshore applications
• RINA: Registro Italiano Navale — Italian naval register certification
• RMRS: Russian Maritime Register of Shipping approval
• IEC 60947-1: General rules for low-voltage switchgear and controlgear
• EN 60947-1 / EN60947-4: European harmonised standard for low-voltage switchgear
• IEC/EN 60947: Complete series compliance for low-voltage switchgear
• IEC 60335-2: Safety of household and similar electrical appliances
• IEC 60068-2: Environmental testing standards compliance
• UL508: Industrial control equipment standard
• EN45555-80: General methods for the assessment of the ability to recover resources from electrical and electronic equipment
• REACH: Compliant with EU REACH regulation on chemical substances
• RoHS: Restriction of Hazardous Substances — lead-free and environmentally compliant
• WEEE: Compliant with EU Waste Electrical and Electronic Equipment directive

Applications & Use Cases

• Protection of small three-phase motors (pumps, fans, compressors) rated 0.25–0.40 A
• Industrial control panels and machine tool automation
• HVAC systems and building automation
• Marine and offshore installations (DNV, LR, RINA, RMRS approved)
• Hazardous area applications requiring ATEX/IECEx-rated components
• Process automation and manufacturing lines