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DS-108 Plunger Pump For Reverse Osmosis

DS-108 Plunger Pump For Reverse Osmosis

The DS-108 pump is a single acting triplex reciprocating plunger pump.
  • Model :

    DS-108
  • Type :

    Plunger Pump
  • Stroke :

    3.25 Inches / 82.55 mm
  • Cylinder Diameter :

    25-83mm
  • Flow :

    12.5-662.8LPM/3.3-175.1GPM
  • Pressure :

    7-69MPa
  • Shipping Port :

    Shanghai Port, China
  • Warranty :

    12 Months

Specifications:

Design Standard API-674,Third Edition
Configuration Horizontal Triplex Plunger
Stroke Length 3.25 Inches / 82.55 mm
Continuous Duty 84 BHP
Intermittent Duty 108 BHP
Frame Load Rating 7,900 lbs / 3583.44 kg
Pump Weight 1,400 lbs / 635.04 kg
Intermittent Duty Speed Rating 500 RPM
Continuous Duty Speed Rating 387 RPM
Minimum Speed 100 RPM
Mechanical Efficiency 90%
Lubrication System Splash, Gravity Return
Crankcase Oil Capacity 4 Gallons / 15.14 L
Lube Oil Type SAE30
Fluid Temperature Range -20~350°F/-28~176°C

 

Performance Data (Metric):

Pump
Model
Plunger
Diameter

(mm)
Displacement
(L/REV)
Maximum
Pressure
 (
MPa)
Pump Capacity (LPM)@Input Speed (RPM)
100 150 200 250 300 350 387 400 450 500
DS10808 25 0.1257 69 12.5  18.9 25.0 31.4 37.5 43.9 48.4 50.3 56.4  62.8
DS10810 32 0.1961 44 19.7 29.5  39.4 49.2 58.7 68.5 75.7 78.3 88.2 98.0
DS10812 38 0.2824 31 28.4 42.4 56.4 70.4 84.8  98.8 109.4  112.8 127.2 141.2 
DS10814 44 0.3842  23 38.6 57.9 76.8 96.1 115.4  134.4 148.8 153.7 173.0  192.3 
DS10816 51 0.5019 17 50.3 75.3 100.3 125.7 150.6 175.6 194.2  200.6  226.0 250.9 
DS10818 57 0.6351 14 63.6 95.4 127.2 159.0 190.8 222.2 246.0 254.0 285.8  317.6 
DS10820 64 0.7843  11 78.3  117.7  156.7  196.1  235.4 274.4  303.6 313.8  352.8 392.1
DS10822 70 0.9489  9 95.0 142.3  189.6 237.3  284.6 331.9  367.1 379.6  426.9 474.6
DS10824 76 1.1291 8 112.8  169.6 226.0  282.4 338.8  395.2 437.2 451.6 508.3 564.7 
DS10826 83 1.3251 7 132.5 198.7  265.0  331.2  397.4 463.7  512.9 529.9 596.5 662.8

 

Performance Data:

Pump
Model
Plunger
Diameter
(in)
Displacement
(GAL/REV)
Maximum
Pressure
 (PSI)
Pump Capacity (GPM)@Input Speed (RPM)
100 150 200 250 300 350 387 400 450 500
DS10808 1 0.0332 10060 3.3 5 6.6 8.3 9.9 11.6 12.8 13.3 14.9 16.6
DS10810 1.25 0.0518 6450 5.2 7.8 10.4 13 15.5 18.1 20 20.7 23.3 25.9
DS10812 1.5 0.0746 4470 7.5 11.2 14.9 18.6 22.4 26.1 28.9 29.8 33.6 37.3
DS10814 1.75 0.1015 3280 10.2 15.3 20.3 25.4 30.5 35.5 39.3 40.6 45.7 50.8
DS10816 2 0.1326 2500 13.3 19.9 26.5 33.2 39.8 46.4 51.3 53 59.7 66.3
DS10818 2.25 0.1678 2000 16.8 25.2 33.6 42 50.4 58.7 65 67.1 75.5 83.9
DS10820 2.5 0.2072 1600 20.7 31.1 41.4 51.8 62.2 72.5 80.2 82.9 93.2 103.6
DS10822 2.75 0.2507 1330 25.1 37.6 50.1 62.7 75.2 87.7 97 100.3 112.8 125.4
DS10824 3 0.2983 1120 29.8 44.8 59.7 74.6 89.5 104.4 115.5 119.3 134.3 149.2
DS10826 3.25 0.3501 950 35 52.5 70 87.5 105 122.5 135.5 140 157.6 175.1

 

Standard connection sizes:      

Pump Model Suction (in) Discharge(in)
DS10808-DS10810 2.0 1.5
DS10812-DS10820 3.0 1.5
DS10822-DS10826 4.0 2.0

 

Fluid cylinder materials:

 Fluid cylinder materials  Cast
Carbon Steel  Ductile Iron
Hi-Strength Carbon Alloy Steel Aluminum Bronze
304 / 316L / 17-4PH / 2205 / 2507 Stainless Steel  

                                                                                  *Special materials are available upon request

 

                                 

Engineering dimensional outline

 

 

Features

1. High-efficiency pressurization capability provides stable high-pressure conditions for reverse osmosis processes, ensuring smooth passage of water molecules through membrane elements.

2. Excellent corrosion resistance withstands erosion from various corrosive substances in water treatment, extending pump service life.

3. Energy-efficient design reduces power consumption while maintaining high performance, lowering operational costs.

4. Exceptional stability and reliability ensure consistent output during prolonged operation with minimal failure rates, guaranteeing continuous, stable performance for water purification systems.

 

Functions

1. Reverse osmosis pumps provide stable high-pressure support for water purification systems, ensuring water molecules pass through reverse osmosis membranes smoothly to achieve efficient filtration.

2. In seawater desalination, they maintain high-pressure environments to separate salt from freshwater, significantly enhancing freshwater production efficiency and quality.

3. For industrial water treatment, reverse osmosis pumps effectively remove harmful substances from water, safeguarding the normal operation of production equipment and extending its service life.

4. They also feature energy-saving capabilities, reducing energy consumption while ensuring high-efficiency operation, providing users with a cost-effective solution.

5. The pressure regulation function of reverse osmosis pumps allows them to adapt to varying water quality conditions, ensuring stable system operation across diverse environments.                                                                                                                      

 

 

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