ABB 1SDA062890R1 T7S 1250 PR231/P LS/I In=1250A 4p F F M 1250A 4P Fixed Power Circuit Breaker

The ABB 1SDA062890R1, catalogued as T7S 1250 PR231/P LS/I In=1250A 4p F F M, is a 1250A 4-pole fixed-mounted power circuit breaker from the Tmax T7S series, engineered for transformer, generator, and installation protection in demanding industrial power distribution systems. Equipped with the PR231/P LS/I electronic release, it delivers precise long-time and instantaneous overcurrent protection, ensuring the integrity of critical distribution infrastructure. Compact yet robust at 280 × 268 × 178 mm and 14 kg, this breaker is designed for panel builders and OEMs requiring high-performance protection in a fixed-frame format.

Technical Specifications

Certifications & Standards

• CE: Compliant with applicable European Union directives for electrical equipment
• IEC: Designed and tested in accordance with IEC standards for power circuit breakers
• RoHS: Compliant with EU Directive 2011/65/EU (Restriction of Hazardous Substances) and Amendment 2015/863
• REACH: Compliant with EU REACH regulation on chemical substance safety
• EU Directive 2011/65/EU & Amendment 2015/863: Full compliance with the expanded RoHS substance restriction requirements
• WEEE: Registered and compliant with EU Waste Electrical and Electronic Equipment Directive for responsible end-of-life disposal

Applications & Use Cases

• Transformer feeder and outgoing protection in main distribution boards
• Generator circuit breaker applications requiring high-reliability tripping
• Installation protection in industrial plants, data centres, and utilities
• Panel builder and OEM integration in fixed-format MCC and switchgear assemblies
• Critical infrastructure projects demanding IEC-certified, CE-marked protective devices