
The ABB A3N400 TMF320/3200 FF 4P + RCD is a high-quality, three-pole molded case circuit breaker with thermomagnetic release, designed for transformer, generator, and installation protection applications. It features a rated current of 320 A and a short-circuit breaking capacity of 42.5 kA at 240 V AC, ensuring reliable and efficient power distribution.
Detailed engineering parameters based on manufacturer documentation