Product description:
Square D MasterPact NW40L Circuit Breaker; Cat# YL7KKR33A9DPBBWXCA, 4000 amp, 600 volt AC, 3 pole. With micrologic 5.0 trip unit, LSI functions, spring charging motor: 440-480 volt AC, shunt trip: 24-30 volt AC/DC, closing coil: 24-30 volt AC/DC, manually operated (M/O), draw-out (D/O). Used tested with report.
MC-CB# 2122 LOC: S4C/D2