Used 50 HP Spencer Industrial Vacuum Blower Model 30107C1. Standard overhung design. Clockwise rotation (3535RPM). Rated for 1,080 SCFM @ 7 In. Hg (70°F Inlet temp.). 8" dia sleeve connections (inlet/outlet)
460VAC, 60Hz, 3 phase. Also included: disconnect enclosure, check valve, automated vacuum relief valve with set-point controller model CTB-90005