ABB 1SDA066794R1 A2N 250 TMF 160-1600 4p F F 4-Pole 160-1600A Fixed Moulded Case Circuit Breaker

The ABB 1SDA066794R1 — catalog number A2N 250 TMF 160-1600 4p F F — is a 4-pole fixed-mount power circuit breaker from the Formula A2N series, rated for 160–1600 A and engineered for transformer, generator, and installation protection in demanding industrial environments. Compact at 140 × 150 × 60 mm and weighing just 1.75 kg, the A2N 250 TMF 160-1600 4p F F delivers reliable overcurrent and short-circuit protection with a TMF (Thermal-Magnetic Fixed) trip unit, making it an ideal choice for control panels and power distribution boards where space and dependability are critical.

Technical Specifications

Certifications & Standards

• CE: Compliant with European Union safety, health, and environmental protection requirements
• IEC: Designed and tested in accordance with IEC international electrotechnical standards for circuit protection devices
• RoHS: Restriction of Hazardous Substances — free from restricted hazardous materials as per EU Directive 2011/65/EU
• REACH: Compliant with EU REACH regulation (EC 1907/2006) on chemical substance safety
• WEEE: Registered under the Waste Electrical and Electronic Equipment Directive for responsible end-of-life disposal

Applications & Use Cases

• Transformer feeder and secondary protection in industrial power distribution panels
• Generator set output protection and fault isolation
• Main and sub-distribution board installation protection
• Motor control centres and industrial automation switchgear
• Commercial and industrial building services electrical infrastructure