3‑pole fixed‑mount air‑circuit‑breaker(ACB), frame size 3WL‑II, In=2500A, Ue=690VAC, Icu=66kA@415VAC, ETU35 LSI electronic trip unit, adjustable overload 1000‑2500A, short‑time pickup 1250‑12500A, instantaneous short‑circuit 2500‑25000A, manual spring‑charged operating mechanism, rear horizontal connection, auxiliary contacts 2NO+2NC, IP20, 50/60Hz, comply with IEC60947‑2, CE & CCC certified, discontinued hardware, successor series:3WA
