Fixed-mounted non-automatic air circuit switches 3-pole, Size 1, IEC In=1000 A up to 690 V, 50/60 Hz AC Icu=55 kA at 500 V Rear horizontal connection without overcurrent release Motorized/manual operating mechanism with spring charging motor 24-30 V DC Activation 24 V DC With 1st auxiliary release Shunt release "F", F1 24 V DC; 100% ON period without 2nd auxiliary release 4NO+4NC S07= Locking device in OFF position w. 4 bracket locks (safe OFF/disconnector functionality) Disconnector condition IEC 60947-2