withdrawable circuit breaker with guide frame 4-pole, size II, IEC In=1600A to 690V, AC50/60Hz Icu=80kA at 500V rear connection vertical 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 2NO+2NC R21= Shutter 2-part can be locked with bracket lock T40= Door sealing frame