Siemens – 3WL1220-2BB31-4AA2
FIXED-MOUNTED CIRCUIT BREAKER 3-POLE, SIZE II, IEC IN=2000A TO 690V, AC50/60HZ ICU=66KA AT 500V REAR CONNECTION VERTICAL ELECTRONIC TRIP UNIT ETU 15 LI PROT. ADJUST.B. 0.5-1 IN MOT./MAN. OPER.MECHAN. W.STOR. DRIVE MOTOR AC 50/60HZ 208-240V BZW DC 220-250V REQU. AC 50/60HZ 230V, DC 220V WITHOUT 1ST SHUNT TRIP WITHOUT 2ND SHUNT TRIP 2NO+2NC