withdrawable circuit breaker with guide frame 4-pole, size I, IEC In=630A to 690V, AC50/60Hz Icu=66kA at 500V rear connection vertical Overcurrent release ETU 45 LSING protection adjustable 0.4-1 in with display and cubicle bus with ground fault protection Opt.: Comm./measuring func./ZSS 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 F23= Internal current transformers 4-pole switch BGI K06= 2nd tripped signaling contact, 1 NO (S25) not possible with option F02 or F12 only possible with Z option K07 K07= Tripped signaling contact, 1 CO not possible with option F02 R10= Arc chute cover On not possible with option A05 Rated voltage 1000 V R16= Position signaling switch, withdrawable part 6 changeover contacts R21= Shutter 2-part can be locked with bracket lock R55= Mutual mechanical interlock for switch with frame 2 m