ABB 1SDA062738R1 T7S 1000 PR231/P LS/I In=1000A 3p F F 1000A 3-Pole Fixed Power Circuit-Breaker

The ABB 1SDA062738R1 T7S 1000 PR231/P LS/I In=1000A 3p F F is a 1000A, 3-pole fixed-mount power circuit-breaker from the ABB Tmax T7S series, engineered for transformer, generator, and installation protection in demanding industrial distribution systems. Featuring the PR231/P LS/I electronic release unit, this breaker delivers precise long-time and instantaneous protection, ensuring reliable overcurrent coordination in main and sub-main distribution boards.

Technical Specifications

Certifications & Standards

• CE: Compliant with European Union directives for electrical equipment safety and electromagnetic compatibility.
• IEC: Designed and tested in accordance with IEC standards for low-voltage switchgear and controlgear.
• RoHS: Compliant with the Restriction of Hazardous Substances Directive — free from restricted hazardous materials.
• REACH: Meets REACH regulation requirements for chemical substance safety in electrical components.
• WEEE: Registered under the Waste Electrical and Electronic Equipment Directive for responsible end-of-life recycling.

Applications & Use Cases

The T7S 1000 PR231/P LS/I In=1000A 3p F F is suited for protection of large transformers, generators, and main distribution installations in industrial plants, commercial buildings, data centres, and infrastructure projects. The fixed execution (F F) makes it ideal for main incomer positions where a compact, permanently installed solution is required. The PR231/P LS/I electronic trip unit provides independently adjustable long-time (L) and instantaneous (I) protection thresholds, enabling precise selective coordination with downstream protective devices across complex distribution architectures.