une description:FIXED-MOUNTED CIRCUIT BREAKER 3-POLE, SIZE 2, IEC IN=2500 A TO 690 V, 50/60 HZ AC ICU=80 KA AT 500 V FRONT CONNECTION TOP/BOTTOM SINGLE HOLE
une description:WITHDRAWABLE CIRCUIT BREAKER WITH GUIDE FRAME 3-POLE, SIZE II, IEC IN=2000A TO 690V, AC50/60HZ ICU=100KA AT 500V REAR CONNECTION HORIZONTAL
