withdrawable circuit breaker with guide frame 4-pole, size I, IEC In=1250A to 690V, AC50/60Hz Icu=66kA at 500V rear connection horizontal Overcurrent release ETU 25 LSI protection adjustable 0.4-1 in Motorized/manual operating mechanism with spring charging motor AC 50/60 Hz 208-240 V or 220-250 V DC Activation AC 50/60 Hz 230 V, 220 V DC without 1st auxiliary release without 2nd auxiliary release 2NO+2NC B08= Rated current reference module 800 A for ETU25, 27, 45, 55, 75, 76 for setting rated current in M46= Opening solenoid, overexcited 208-240 V AC/220-250 V DC 5% on-load factor, not for continuous operation P23= Retrofitted to Connection: Top horizontal, bottom vertical R21= Shutter 2-part can be locked with bracket lock