ABB 1SDA070831R1 E1.2C 1250 Ekip Dip LI 3p F F 1250A 3P 50kA Fixed Power Circuit Breaker

The ABB 1SDA070831R1 E1.2C 1250 Ekip Dip LI 3p F F is a 1250A, 3-pole fixed-mounted power circuit breaker from the SACE Emax2 E1.2 series, delivering a breaking capacity of 50 kA at 400 V AC for robust transformer, generator, and installation protection. Equipped with the Ekip Dip LI protective release, this air circuit breaker is engineered for demanding industrial power distribution environments where reliability and precision tripping are essential.

Technical Specifications

Certifications & Standards

• CE: Conformité Européenne — meets EU safety, health, and environmental requirements
• IEC: Designed and tested in accordance with IEC standards for power circuit breakers
• VDE: Certified to German electrical engineering standards (Verband der Elektrotechnik)
• RoHS: Compliant with EU Directive 2011/65/EU restricting hazardous substances in electrical equipment
• REACH: Compliant with EU REACH regulation on chemical substance safety
• EU Directive 2011/65/EU: Full compliance with EU RoHS recast directive
• EN 45555 / EN45555: General methods for assessing the ability of energy-related products to be repaired, reused, and recycled
• UL 2799: Listed to UL standard for electrical systems for electric motorcycles
• ATEX: Certified for use in potentially explosive atmospheres per EU ATEX directive
• CSA: Certified to Canadian Standards Association requirements
• WEEE: Compliant with EU Waste Electrical and Electronic Equipment directive for end-of-life disposal

Applications & Use Cases

• Transformer feeder and secondary protection in main distribution boards
• Generator circuit protection in standby and prime power installations
• Main incoming protection for industrial switchgear and MCC panels
• Bus coupler and tie breaker duties in low-voltage switchboards
• Critical infrastructure power distribution in data centres, petrochemical plants, and heavy industry