ABB 1SDA071822R1 E4.2N 4000 Ekip Dip LSI 4p F HR 4000A 4P 66kA Air Circuit Breaker

The ABB 1SDA071822R1 E4.2N 4000 Ekip Dip LSI 4p F HR is a heavy-duty 4000A, 4-pole fixed-mounted air circuit breaker from the SACE Emax2 series, delivering a breaking capacity of 66 kA at 400 V AC. The E4.2N 4000 Ekip Dip LSI 4p F HR features ABB's Ekip Dip LSI (Long-time, Short-time, Instantaneous) trip unit, providing precise and reliable overcurrent protection for critical low-voltage switchgear installations. Weighing 70 kg and measuring 510 mm × 371 mm × 270 mm, this ACB is engineered for demanding power distribution environments.

Technical Specifications

Certifications & Standards

• IEC: Compliant with applicable IEC low-voltage switchgear and controlgear standards
• CE: CE marked — meets EU essential safety and electromagnetic compatibility requirements
• UL 2799: Listed under UL 2799 for electrical energy storage systems safety
• ATEX: Certified for use in potentially explosive atmospheres
• CSA: Certified by the Canadian Standards Association
• VDE: VDE tested and certified for German/European electrical safety standards
• RoHS: Compliant with EU Directive 2011/65/EU on restriction of hazardous substances
• REACH: Compliant with EU REACH regulation on chemical substance safety
• EU Directive 2011/65/EU: RoHS directive compliance confirmed
• Amendment 2015/863: Compliant with the updated RoHS substance restrictions under EU 2015/863
• WEEE: Registered under the Waste Electrical and Electronic Equipment directive for responsible end-of-life recycling

Applications & Use Cases

• Main incoming protection in large industrial and commercial low-voltage switchboards
• Bus coupler and bus tie breaker in ring-main and duplicate supply configurations
• Generator and transformer feeder protection in power generation facilities
• Data centre and critical infrastructure power distribution systems
• Marine, oil & gas, and ATEX-rated installations requiring certified switchgear
• Heavy industry: steel mills, mining, cement plants, and water treatment facilities