Siemens · Drives, Motors and Circuit Protection
3VA2712-1.B31-....
Overview
draw-out molded case circuit breaker with guide frame and PSS frame 1600; with RTC and 4AUX trip alarm switch S24; Icu "M" Icu=55kA @ 415V, 3-pole ETU320, LI, In=1250A rotary coding switch Ir=500...1250A Ii=1.5...15 x In N conductor protec. adjustable opt. w. ext. CT; up to 200% rear vertical connection