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  KAY-3HVP Series  


The uniqueness of the DRY-HIGH VACUUM PUMP (Positive Displacement Type) is that it is capable of attaining 28” Hg vacuum & eliminates the need for water or oil sealing. The 3HVP Series pumps do not require Heat Exchanger are suitable for inlet temperatures without use of Pre coolers.


The Kay DRY-HIGH, VACCUUM PUMP is a positive displacement pump with two Tri-Lobes rotor that are fitted with one another & maintain small but definite clearances that are perfect for industrial use. The 3HVP Series pump are designed for 24 hour (continuous) duty operation & have a self-cooling construction & do not require a Vacuum Relief Valve. These pumps are capable of handling Wet or Dry products & are available with top, Bottom, Left or Right Shaft & a clockwise or Anti-clockwise rotation for adaptation as immediate replacement for existing units.


It employs two Tri-lobe impellers mounted on parallel shafts, Rotor tips are 120 degree each in shape; rotating in opposite directions within a casing closed at the ends by side plates. As the impellers rotate, air is drawn into one side of the casing and forced out of the opposite side against the existing pressures.

  • 5 Bearings with shaft roller bearing suitable for V-Belt & Direct drives.
  • Hardened & Ground Helical Gears located on the drive side for more input torque capability.
  • Piston Ring Seals for lifetime reliability.
  • Heavy – Duty Bearing Holders on thrust end for more axial load capability.
  • Large Oil Sumps for improved bearing lubrication.
  • Hardened & Ground forged Steel Shafts fitted in the Tri-Lobes duly dynamically balanced.

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