withdraw. non-aut. circuit-b. with guide frame 3-pole, size I, IEC In=1250A to 690V, AC50/60Hz Icu=55kA at 500V rear connection vertical without overcurrent release With manual operating mechanism with storage with mechanical request without 1st auxiliary release without 2nd auxiliary release 2NO+2NC S33= Castell/Fortress Tension lever T40= Door sealing frame