827J ROOTS DVJ WHISPAIR™ DRY VACUUM EXHAUSTER

Rugged reliability for the vacuum truck industry

Gear End Driven design for greater reliability in direct drive applications.
Patented DVJ Whispair® jet allows cool, atmospheric air to flow into the cylinder for continuous operation at vacuum levels to blank-off (28″ Hg).
Cylinder casting with integral manifolds provides a compact and lightweight solution giving you more load carrying capacity.
Universal design to easily accommodate any required shaft and discharge location.
Taper-fit single-piece timing gears for reduced maintenance.
Inlet and Discharge connections in standard ANSI flanges.
Flow Range: to 5775 CFM
Max Δ Vacuum: 27″ Hg
Maximum RPM: 2250
Minimum RPM: 477
Max ΔT: 230˚F
Inlet Connection: 12″ Flange
Discharge Connection: 14″ Flange
Atmospheric Air Inlet: 12″ Flange
Shaft Dia.: 2.625″

Drive End Lubrication: Oil
Gear End Lubrication: Oil
Required Oil for Horizontal Unit: 256 ounces Gear End
Required Oil for Horizontal Unit: 120 ounces Drive End
Required Oil for Vertical Unit: 144 ounces Gear End
Required Oil for Vertical Unit: 80 ounces Drive End
Unit Weight: 2100 pounds