withdrawable circuit breaker with guide frame 4-pole, size II, IEC In=2500A 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 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 24 V DC; 100% ON period With 2nd auxiliary release "RC", F4 Undervoltage, Delay 0.2-3.2s 110-127 V AC, 110-125 V DC, 100% ED 2NO+2NC F02= COM15 PROFIBUS module with breaker status sensor R21= Shutter 2-part can be locked with bracket lock R55= Mutual mechanical interlock for switch with frame 2 m S05= Fortress locking device in Off position Disconnector condition Safe Off/disconnector function