3WL1220-2BB34-1AS2 - Siemens
FIXED-MOUNTED CIRCUIT BREAKER 3-POLE, SIZE II, IEC IN=2000A TO 690V, AC50/60HZ ICU=66KA AT 500V FRNT.CONN. TOP/BOT. DUAL-HOLE ELECTRONIC TRIP UNIT ETU 15 LI PROT. ADJUST.B. 0.5-1 IN W. MAN. OPER. MECHAN. & STORAGE WITH MECHANICAL REQUEST WITHOUT 1ST SHUNT TRIP WITH 2ND AUX. RELEASE "RC", F4 UNDERVOLTAGE, W.DELAY 0,2-3,2S AC208-240V, DC220-250V, 100% ED 2NO+2NC