ABB 1SDA067449R1 XT1H 160 TMD 50-500 3p F F 160A 3-Pole Fixed Air Circuit Breaker

The ABB 1SDA067449R1 XT1H 160 TMD 50-500 3p F F is a 160A, 3-pole fixed-mount air circuit breaker from ABB's Tmax XT1 series, engineered for reliable overcurrent and short-circuit protection in low-voltage power distribution systems. Featuring a TMD (Thermal-Magnetic Trip Device) with an adjustable overload range of 50–500, this ACB delivers precise protection coordination. With compliance to IEC 60947-2, CE, VDE, ATEX, and RoHS standards, the XT1H 160 is a trusted solution for demanding industrial and commercial electrical installations.

Technical Specifications

Certifications & Standards

• IEC 60947-2: Compliant with the international standard for low-voltage circuit breakers, ensuring verified breaking and operational performance
• CE: Meets European conformity requirements for electrical equipment placed on the EU market
• VDE: Certified by the German Association for Electrical, Electronic & Information Technologies, confirming independent safety testing
• ATEX: Approved for use in explosive atmospheres in accordance with European ATEX directives
• UL 2799: Listed under UL 2799 for applicable North American market requirements
• RoHS: Compliant with the EU Restriction of Hazardous Substances Directive — free from restricted materials
• REACH: Compliant with REACH regulation (EC No 1907/2006) on chemical substance safety

Applications & Use Cases

• Low-voltage power distribution panels and switchgear assemblies
• Motor feeder and branch circuit protection in industrial plants
• Protection of transformers, generators, and busbars in commercial buildings
• Hazardous area installations requiring ATEX-rated switchgear
• Main and sub-main incoming circuit protection in manufacturing facilities