withdrawable circuit breaker with guide frame 4-pole, size I, IEC In=1600A to 690V, AC50/60Hz Icu=55kA at 500V rear connection horizontal Overcurrent release ETU 25 LSI protection adjustable 0.4-1 in With manual operating mechanism with storage with electrical + mechanical request 50/60 Hz 230 V AC, 220 V DC With 1st auxiliary release Shunt release "F", F1 50/60 Hz 110 V AC/110 V DC, 100% on-load factor With 2nd auxiliary release "F", F2 Shunt release 230 V AC/220 V DC, 100% on-load factor 2NO+2NC 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