Diesel-driven Double-suction Split Case Pump Unit
Diesel-driven Double-suction Split Case Pump Unit
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  • Diesel-driven Double-suction Split Case Pump Unit
  • Diesel-driven Double-suction Split Case Pump Unit

Diesel-driven Double-suction Split Case Pump Unit

Classification:

Split Case Centrifugal Pump

Mining

Petrochemical

Energy-saving Renovation

Key words:

Split Case Pump

Double-suction Pump

Diesel-driven Pump


Flow Range: 50~6000 m3/h
Head Range: 8~280 m
Fluid Temperature: ≤ 80 ℃
Inlet Pressure: less than 1.6 MPa
Shaft Seal: packing seal, mechanical seal
Available Materials: HT200, HT250, QT600, ZG, 304, 316, 316L, 317L, 904L, CD4-MCu, etc


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  • Product Description
  • Performance Parameters
  • Installation Drawings
  • Installation and Operation
  • Faults and Solutions
    • Commodity name: Diesel-driven Double-suction Split Case Pump Unit

    Flow Range: 50~6000 m3/h</br> Head Range: 8~280 m</br> Fluid Temperature: ≤ 80 ℃</br> Inlet Pressure: less than 1.6 MPa</br> Shaft Seal: packing seal, mechanical seal</br> Available Materials: HT200, HT250, QT600, ZG, 304, 316, 316L, 317L, 904L, CD4-MCu, etc</br></br></br>

    Our technical team newly develops this diesel-driven double-suction split case pump with innovative structure.

    It is developed on the basis of mature similar pump products.It adopts horizontal single-stage horizontal split case design.

    It transports clean water and liquids with similar physical and chemical properties.Max allowable medium temperature: 80°C.

    Wide application scenarios: process water supply, fire protection, urban flood control and drainage.

     

    柴油机双吸中开泵,柴油机泵组

     

    I. Model Description

    Example: 500 S 35A;

    • 500 -- Inlet diameter of the pump, 500 mm
    • S -- Single-stage double-suction split case centrifugal pump
    • 35 -- Design head, 35 m
    • A -- First impeller trimming

    II. Transmission Mode

    Two optional drive types: direct drive, variable speed drive.

    Matters to confirm before order: motor model, power, rotating speed.

    We will match corresponding coupling or pulley specifications according to your parameters.

    III. Rotation Direction

    Viewed from the drive end, the pump rotates counterclockwise.

    IV. Material Description

    Optional manufacturing materials:

    Copper, cast iron, ductile iron, 304 stainless steel, 316 stainless steel, 416 stainless steel, duplex steel, Hastelloy, Monel, titanium alloy, Alloy 20, etc.

    V. Operating Conditions

      1. Ambient temperature ≤ 50°C

      Conveyed medium temperature ≤ 80°C

      2. Medium pH range for cast iron pumps: 6–9

      3. Max medium density: 1240 kg/m³

      4. Suction parameters with foot valve and priming water

          Max suction lift ≤ 6 m

          Max suction pipeline length ≤ 10 m

    VI. Performance Features

      1. Nozzle layout

      Suction and discharge nozzles are below pump shaft.Horizontal layout, perpendicular to shaft axis.

      No pipeline disassembly or motor removal required for maintenance.Standard rotation: counterclockwise; customized rotation is acceptable.

      2. Main components

      Pump body, pump cover, impeller, pump shaft, double-suction wear ring, shaft sleeve

    • Pump shaft material: carbon steel
    • Other parts: cast iron, cast steel, stainless steel

      3. Pump body & pump cover

      Form the working chamber for impeller running.Inlet and outlet flanges reserve tapped holes for vacuum gauges and pressure gauges.

      Threaded drain holes are set at the bottom of flanges.

      4. Impeller

      Passes static balance test.Fixed on pump shaft with sleeve nuts.

      Axial position can be adjusted freely.Symmetrical double-suction design automatically balances axial thrust.

      5. Bearing assembly

      Radial bearings installed in two-end bearing housings.

      Support stable pump operation.Grease lubrication as standard.

      6. Double-suction wear ring

      Cut liquid back leakage from pressure chamber to suction chamber.

      7. Driving options

      Standard drive: motor connected by coupling

      Optional drive: internal combustion engine / diesel drive

      8. Shaft seal

      Standard seal: gland packing

      Optional seal: mechanical seal

      Built-in packing ring stops air entering the cavity.Packing ring cools and lubricates seal chamber.

      High-pressure liquid flows through trapezoidal groove on pump cover split surface to form water seal during operation.

  • Flow Range: 50~6000 m3/h

    Head Range: 8~280 m

    Fluid Temperature:  ≤ 80 ℃

    Inlet Pressure: less than 1.6 MPa

    Shaft Seal: packing seal, mechanical seal

    Available Materials: HT200, HT250, QT600, ZG, 304, 316, 316L, 317L, 904L, CD4-MCu, etc

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