Draw-out circuit breaker with slide-in module frame 4-pole, Size 1, IEC In=800 A up to 690 V, 50/60 Hz AC Icu=55 kA at 500 V Rear vertical connection Overcurrent release ETU 25 LSI protection adjustable 0.4-1 in Motorized/manual operating mechanism with spring charging motor AC 50/60 Hz 110-127 V AC or 110-125 V DC Activation 50/60 Hz 110 V AC, 110 V DC With 1st auxiliary release Shunt release "F", F1 50/60 Hz 110 V AC/110 V DC, 100% on-load factor without 2nd auxiliary release 4NO+4NC B04= Rated current reference module 400 A for ETU25, 27, 45, 55, 75, 76 for setting rated current in C22= Ready-to-close signaling K07= Tripped signaling contact, 1 CO not possible with option F02 R15= Position signaling switch, withdrawable part 3 changeover contacts R21= Shutter 2-part can be locked with bracket lock R55= Mutual mechanical interlock for switch with frame 2 m