withdrawable circuit breaker with guide frame 3-pole, size I, IEC In=1600A to 690V, AC50/60Hz Icu=55kA at 500V rear connection horizontal Overcurrent release ETU 25 LSI protection adjustable 0.4-1 in With manual operating mechanism with storage with mechanical request With 1st auxiliary release Shunt release "F", F1 30 V DC, 100% ON period without 2nd auxiliary release 5NO+3NC R21= Shutter 2-part can be locked with padlock S05= Fortress locking device in Off position (safe OFF/disconnector functionality) Disconnector condition in compliance with IEC 60947-2 T40= Door sealing frame