ABB 1SDA066566R1 A3N 630 ELT-LI In=630 3p F F 630A 3-Pole Fixed Air Circuit Breaker

The ABB 1SDA066566R1 A3N 630 ELT-LI In=630 3p F F is a 630 A, 3-pole fixed-mount air circuit breaker from ABB's Formula A3N series, engineered for reliable low-voltage power distribution and switchgear protection. Featuring an ELT-LI electronic trip unit with long-time (L) and instantaneous (I) protection functions, the A3N 630 ELT-LI In=630 3p F F delivers precise overload and short-circuit performance in demanding industrial environments.

Technical Specifications

Certifications & Standards

• CE: Conforms to European Union safety, health, and environmental protection requirements
• IEC: Designed and tested in accordance with applicable IEC low-voltage switchgear standards
• RoHS: Compliant with the Restriction of Hazardous Substances Directive (2011/65/EU)
• REACH: Compliant with EU REACH regulation (EC) No 1907/2006 on chemical substances
• WEEE: Registered under the Waste Electrical and Electronic Equipment Directive (2012/19/EU)

Applications & Use Cases

• Main incomer and feeder protection in low-voltage distribution boards and switchgear panels
• Power distribution centers in industrial plants, manufacturing facilities, and process industries
• Generator set and transformer secondary-side protection
• Motor feeder circuits requiring high breaking capacity in fixed-mounted configurations
• Building services and infrastructure electrical distribution systems