3WL1220-4CB35-5FM2-Z C11+C22+F31+K07+S07

The 3WL1220-4CB35-5FM2-Z C11+C22+F31+K07+S07 from Siemens is a robust and versatile 3-pole withdrawable circuit breaker designed for comprehensive circuit protection and control. This size II breaker adheres to IEC standards and is rated for In=2000A up to 690V AC at 50/60Hz, ensuring reliable performance in diverse industrial applications. It boasts a high breaking capacity of Icu=100kA at 500V, providing effective protection against overcurrents. Featuring a rear horizontal connection, this breaker is equipped with an ETU 25 LSI overcurrent release, allowing adjustable protection settings within the range of 0.4-1 in. The motorized/manual operating mechanism includes a spring charging motor compatible with AC 50/60 Hz 110-127 V AC or 110-125 V DC. Activation is supported at 50/60 Hz 110 V AC and 110 V DC. This model includes a 1st auxiliary release Shunt release "F", F1 50/60 Hz 110 V AC/110 V DC, 100% on-load factor, and a 2nd auxiliary release "R", F3 Undervoltage, instant. 110-127 V AC, 110-125 V DC 2NO+2NC. Additional features include C11= electrical On with sealing cap (note: not compatible with option F02), C22= Ready indicator, F31= EMC filter, K07= Tripped signaling contact, 1 CO (note: not compatible with option F02), and S07= Castell/Fortress in Off position with 4 padlock (Safe Off/disconnector function), ensuring enhanced safety and operational control with disconnector condition in compliance with IEC 60947-2.