Fixed-mounted circuit breaker 3-pole, Size 1, IEC In=2000 A to 690 V, 50/60 Hz AC Icu=66 kA at 500 V Rear horizontal connection 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 With manual operating mechanism with storage with mechanical request With 1st auxiliary release Shunt release "F", F1 30 V DC, 100% ON period without 2nd auxiliary release 4NO+4NC C22= Ready indicator C26= Auxiliary switching function 1st auxiliary release not possible with option F02 F40= Sealing disc for ETU25-76 for protection against unauthorized operation K07= Tripped signaling contact, 1 CO not possible with option F02 S05= Fortress locking device in OFF position (safe OFF/disconnector functionality) Disconnector condition IEC 60947-2 S33= Locking device Tension lever T40= Door sealing frame