ABB 1SDA054012R1 c.breaker tmax t4n 250 fixed 4 pole with front terms and release in ac pr221ds-i r 100. ABB SACEs Tmax power circuit-breakers come in five sizes: T1, T2, T3, T4 and T5, able to cover a range of service currents from 1 to 630 A. All the circuit-breakers, both three-pole and four-pole, are available in the fixed version; the sizes T2, T3, T4 and T5 in the plug-in version and T4 and T5 in the withdrawable one as well.

• · PR221DS-I Electronic release
• · 4 pole
• · F = Front terminals
• · Icu (415 V) = 36 kA
• · ln = 100A