ABB 1SDA067417R1 XT1N 160 TMD 125-1250 3p F F 125A 3-Pole Fixed Moulded Case Circuit Breaker for Transformer Generator Installation Protection

The ABB XT1N 160 TMD 125-1250 3p F F (SKU: 1SDA067417R1) is a 3-pole, fixed-mount moulded case power circuit breaker from the Tmax XT1 series, rated at 125–1250 A and designed for reliable overcurrent and short-circuit protection of transformers, generators, and electrical installations. Compact at 76.2 × 130 × 70 mm and weighing just 1.1 kg, it delivers robust performance in demanding industrial environments.

Technical Specifications

Certifications & Standards

• RoHS: Compliant with the Restriction of Hazardous Substances Directive, ensuring environmentally responsible material composition
• REACH: Compliant with EU REACH regulation on chemical safety and substance registration
• IEC 60947-2: Meets international standard for low-voltage switchgear and controlgear — circuit breakers
• EN 45555: Compliant with general methods for assessing the ability of energy-related products to be repaired, reused, and recycled
• UL 2799: Evaluated to UL 2799 standard for electrical waste recycling
• ATEX: Certified for use in potentially explosive atmospheres per ATEX directives
• CE: Conforms to all applicable European Union safety, health, and environmental requirements
• VDE: Tested and approved by VDE (Verband der Elektrotechnik), the German electrotechnical institute
• WEEE: Registered under the Waste Electrical and Electronic Equipment Directive for proper end-of-life recycling

Applications & Use Cases

• Transformer feeder and secondary side protection in industrial power distribution panels
• Generator output circuit protection in standby and prime-power installations
• Main and branch circuit protection in commercial and industrial control panels
• Installation protection in manufacturing, utilities, and building services
• Applications in potentially explosive atmospheres (ATEX-rated environments)