ABB 1SDA066728R1 A1N 125 TMF 70-700 3p F F 3-Pole 70A Fixed Moulded Case Circuit Breaker

The ABB 1SDA066728R1 — catalog number A1N 125 TMF 70-700 3p F F — is a 3-pole, 70 A fixed-mounted power circuit breaker from the Formula A1 series, engineered for reliable protection of transformers, generators, and general electrical installations. Compact at 76.2 × 130 × 60 mm and weighing just 0.75 kg, the A1N 125 TMF 70-700 3p F F delivers robust overcurrent and short-circuit protection in a space-saving fixed design suitable for industrial control panels and distribution boards.

Technical Specifications

Certifications & Standards

• CE: Conforms to European Union safety, health, and environmental protection requirements
• IEC: Designed and tested in accordance with International Electrotechnical Commission standards
• CB Scheme: Internationally recognized certificate of conformity for electrotechnical equipment
• RoHS: Compliant with the Restriction of Hazardous Substances Directive — restricts use of specific hazardous materials
• REACH: Compliant with EU REACH regulation on chemical substances
• WEEE: Meets Waste Electrical and Electronic Equipment Directive requirements for responsible disposal and recycling

Applications & Use Cases

• Transformer and generator protection in industrial power distribution systems
• Installation protection in commercial and industrial control panels
• Main and sub-distribution boards requiring compact fixed circuit breakers
• Overcurrent and short-circuit protection in automation and motor control centres