PVD

The Ruhrpumpen type PVD belongs to the VAF pump family (PV, PMR, VPO, PVD) and is a vertical recirculation pump which is by preference deployed as low-maintenance slow running propeller pump with extreme low head.
CHARACTERISTICS

  • Single-stage vertical centrifugal pumps.
  • Axial flow impeller, high efficiency.
  • Mounted at the edge of the basin on a console with automatic coupling.
  • Counter clockwise rotation viewed from shaft coupling.
  • Pump equipped with its own thrust and radial bearings.
OPERATION LIMITS

  • Capacity 100 to 11,356 m³/h (440 to 50,000 U.S. gpm).
  • Head up to 5 m (15 ft).
  • Speed 1,480 min-1 (1,480 rpm)
  • Discharge 8 to 39 in.
  • Blade angle 5 to 17.5 degrees.
  • Maximum Pressure 0.5 bar (7 psi).
  • Temperature 0 to 50 °C (32 to 122 °F).

DESIGN FEATURES

  • Pump equipped with its own thrust and radial bearings.
  • API 610 latest edition construction available (VS3 type).
  • One-piece shaft.
  • Pump without shaft seal.
  • Optimal speed matching.
  • Product, oil or fresh water lubrication.
  • Vertical installation, pumping direction downwards (ccw), alternatively upwards (cw).
APPLICATIONS

  • Waste Water.
  • Dentrification.
  • Secondary Sewage Treatment.
  • Activated-sludge Circulation.
  • Water Lifting Stations.

STANDARD CONSTRUCTION MATERIALS

  • Bowls: Cast iron.
  • Impeller: Chromium nickel steel.
  • Console: Chromium nickel steel.
  • Brackets: Chromium nickel steel.
  • Sleeve bearings: Wear resistance silicon carbide.
RUHRPUMPEN NOMENCLATURE

  • PVD

OPTIONAL ACCESSORIES

  • Basket type strainer.
  • Extended suction bell (umbrella) to minimize vortices.
Print
VAF_VPO_PV_PMR_PVD


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Download Literature

PVDPVD. Recirculation Pumps Vertical Installation. Download

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