Description

The A1N 125 TMF 40-400 3P F F moulded case circuit breaker is designed for dependable short-circuit and overload protection in modern electrical installations. Built for accuracy and safety, it ensures consistent performance across both residential and industrial networks. For broader protection system integration, explore our complete electrical power distribution solutions offering scalable control and reliability across diverse applications.

Key Specifications – Moulded Case Circuit Breakers

• Rated Current (In): 40 A

• Rated Ultimate Short-Circuit Breaking Capacity (Icu): 36 kA @ 240 V AC / 380 V AC

• Poles: 3 Pole (3P)

• Trip Unit: Thermal-Magnetic Fixed (TMF)

• Mounting Type: Fixed

• Frequency: 50/60 Hz

• Standards: IEC/EN 60947-2

Highlights

• High-performance protection with compact dimensions

• Excellent current-limiting characteristics for safety

• Stable tripping accuracy under variable loads

• Easy integration into modular power distribution panels

• Long mechanical and electrical endurance

Typical Uses

• Industrial distribution boards

• Motor and sub-circuit protection

• Commercial and infrastructure installations

• Power control and feeder applications

Installation & Support

Factory-tested for performance and delivered ready for installation.

• Clear marking and front-access terminals simplify wiring

• Technical documentation and after-sales support available on request