Description
Leybold-Heralus, 3 HP Vacuum Pump model D90A, catalog #898096, “Trivac” 2 stage rotary, Monoblock design with direct coupled drive by GE at 1765 RPM, 220/3 phase voltage, central lifting hook, formerly used in pharmaceutical industry
Leybold-Heralus, 3 HP Vacuum Pump model D90A, catalog #898096, “Trivac” 2 stage rotary, Monoblock design with direct coupled drive by GE at 1765 RPM, 220/3 phase voltage, central lifting hook, formerly used in pharmaceutical industry
Nash, 25 HP Liquid Ring Vacuum Pump, production #145200403000000, carbon steel construction, 230/460 volt motor
...Busch, 1.5 HP Vacuum Pump, vane rotary type, RA0025.E546.1002, displacement 20 CFM, vacuum 1.5 torr, 230/460 volt 1740 RPM
...Una-Dyne, 3 HP Vacuum Pump, drives on base
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