fixed-mount non-aut. circuit-b. 3-pole, size I, IEC In=630A to 690V, AC50/60Hz Icu=55kA at 500V rear connection horizontal without overcurrent release With manual operating mechanism with storage with mechanical request without 1st auxiliary release without 2nd auxiliary release 2NO+2NC S24= EMERGENCY-STOP switch S30 = LOCKING DEVICE AGAINST OPENING OF CABINET