
The ABB XT3N 250 TMD 125-1250 4P FF InN=100% is a fixed four-pole circuit breaker with front terminals and a thermomagnetic release, offering advanced protection for electrical systems. It features a rated current of 200 A and a short-circuit breaking capacity of up to 50 kA at 240 V AC[2][3].
Detailed engineering parameters based on manufacturer documentation