FIXED-MOUNTED CIRCUIT BREAKER 3-POLE, SIZE I, IEC IN=630A TO 690V, AC50/60HZ ICU=66KA AT 500V REAR CONNECTION HORIZONTAL ELECTRONIC TRIP UNIT ETU 25 LSI PROT. ADJUST.B. 0.4-1 IN W. MAN. OPER. MECHAN. & STORAGE WITH MECHANICAL REQUEST WITHOUT 1ST SHUNT TRIP WITH 2ND AUX. RELEASE "R", F3 UNDERVOLTAGE, NON-DEL. AC 208-240V, DC 220-250V 2NO+2NC