ABB 1SDA080848R1 XT1S 160 TMD 32-450 4p F F 32-450A 4-Pole 85kA Moulded Case Circuit Breaker

The ABB 1SDA080848R1 XT1S 160 TMD 32-450 4p F F is a high-performance power circuit-breaker from the Tmax XT1 series, engineered for transformer, generator, and installation protection in demanding industrial environments. Rated for 32–450 A with a breaking capacity of 85 kA at 220 V AC, this 4-pole fixed-mount device delivers reliable overcurrent and short-circuit protection where it matters most.

Technical Specifications

Certifications & Standards

• RoHS: Compliant with the Restriction of Hazardous Substances Directive, ensuring environmentally responsible materials.
• REACH: Meets REACH regulation requirements for chemical safety in electrical components.
• IEC 60947-2: Certified to the international standard for low-voltage switchgear and controlgear — circuit-breakers, confirming verified breaking performance and operational reliability.
• CE: Carries the CE marking, confirming conformity with applicable European Union directives for market placement.

Applications & Use Cases

The XT1S 160 TMD 32-450 4p F F is specifically designed for power distribution systems where transformer and generator feeders require robust short-circuit protection. Its broad current range (32–450 A) and high breaking capacity (85 kA at 220 V AC) make it suitable for:

• Transformer primary and secondary feeder protection in industrial plants
• Generator output circuit protection in power generation facilities
• Main and sub-distribution board protection in commercial and industrial installations
• Control panel integration requiring a compact 4-pole fixed breaker with TMD trip unit
• Applications demanding compliance with IEC 60947-2 in automation and process industries