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DS-77 Triplex Chemical Injection System With Pump

DS-77 Triplex Chemical Injection System With Pump

The DS-77 pump is a single acting triplex reciprocating plunger pump.
  • Модель :

    DS-77
  • Тип :

    Plunger Pump
  • Гладить :

    3.0 Inches / 76.2 mm
  • Диаметр цилиндра :

    22-76mm
  • Поток :

    8.7-522.3LPM/2.3-138GPM
  • Давление :

    6-69MPa
  • Порт доставки :

    Shanghai Port, China
  • Гарантия :

    12 Months

Specifications:

Design Standard API-674, Third Edition
Configuration Horizontal Triplex Plunger 
Number of Plungers 3
Continuous Duty 62 BHP
Intermittent Duty 77 BHP
Stroke Length 3.0 Inches / 76.2 mm
Frame Load Rating 6,000 lbs / 2721.6 kg
Pump Weight (Average) 950 lbs / 430.92 kg
Intermittent Duty Speed Rating 500 RPM
Continuous Duty Speed Rating 400 RPM
Minimum Speed 100 RPM
Mechanical Efficiency   90%
Lubrication System Splash, Gravity Return
Lubrication System (Optional)  3.25 Gallons / 12.0 L
Lube Oil Type     SAE30
Fluid Temperature Range   -20~350°F/-28~176°C
Valve Type Disc Valve / Wear-resistant Valve

 

Performance Data (Metric):

Pump
Model
Plunger
Diameter
(mm)
Displacement
(L/REV)
Maximum
Pressure
 (MPa)
Pump Capacity (LPM)@Input Speed (RPM)
100 200 300 350 400 450 500
DS7707 22 0.0886 69 8.7 17.8 26.5 31.0 35.6 39.7 44.3
DS7708 25 0.1158 52 11.7 23.1 34.8 40.5 46.2 52.2  57.9 
DS7710 32 0.1809 34 18.2  36.3  54.1 63.2 72.3 81.4 90.5
DS7712 38 0.2604 23 26.1 52.2 78 91.2 104.1 117.3 130.2
DS7714 44 0.3547 17 35.6 70.8 106.4 124.1 141.9 159.7 177.5
DS7716 51 0.4633 13 46.2 92.7 138.9 162 185.5 208.6 231.6
DS7718 57 0.5863 10 58.7 117.3 176.0  205.1 234.7 263.8 293.3
DS7720 64 0.7237  9 72.3 144.6  217.3 253.2 289.6 325.5 361.8
DS7722 70 0.8758 7 87.4  175.2 262.7  306.6 350.5 393.6 439.1 
DS7724 76 1.0424 6 104.1  208.6  312.6 364.9 416.4  469.3 522.3

 

Performance Data:

Pump
Model
Plunger
Diameter
(in)
Displacement
(GAL/REV)
Maximum
Pressure
 (PSI)
Pump Capacity (GPM)@Input Speed (RPM)
100 200 300 350 400 450 500
DS7707 0.875 0.0234 10,000 2.3 4.7 7 8.2 9.4 10.5 11.7
DS7708 1 0.0306 7,600 3.1 6.1 9.2 10.7 12.2 13.8 15.3
DS7710 1.25 0.0478 4,900 4.8 9.6 14.3 16.7 19.1 21.5 23.9
DS7712 1.5 0.0688 3,400 6.9 13.8 20.6 24.1 27.5 31 34.4
DS7714 1.75 0.0937 2,500 9.4 18.7 28.1 32.8 37.5 42.2 46.9
DS7716 2 0.1224 1,900 12.2 24.5 36.7 42.8 49 55.1 61.2
DS7718 2.25 0.1549 1,500 15.5 31 46.5 54.2 62 69.7 77.5
DS7720 2.5 0.1912 1,250 19.1 38.2 57.4 66.9 76.5 86 95.6
DS7722 2.75 0.2314 1,000 23.1 46.3 69.4 81 92.6 104 116
DS7724 3 0.2754 850 27.5 55.1 82.6 96.4 110 124 138

 

Standard connection sizes:      

Pump Model       Suction (in)                  Discharge (in)
DS7707-DS7711 2.0 1.0
DS7709-DS7716 3.0 1.5
DS7712-DS7726 3.0 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

 

                                                                                                                      

 

Advantages

Chemical injection pumps demonstrate numerous significant advantages in practical applications. First, their highly efficient operating mode substantially boosts production efficiency while reducing energy consumption, delivering considerable economic benefits to users. Second, these pumps exhibit exceptional adaptability, maintaining stable performance output under extreme temperature conditions or when handling high-viscosity media. Furthermore, their modular design facilitates equipment upgrades and functional expansions, meeting diverse industries' demand for customized solutions.

Another key advantage lies in their advanced intelligence. Modern chemical injection pumps typically incorporate sophisticated control systems enabling remote monitoring and automated operation, thereby reducing the frequency of manual intervention and associated operational risks. Simultaneously, real-time data collection and analysis capabilities provide reliable insights for optimizing production processes and developing maintenance schedules. Collectively, these features form the core competitive edge of chemical injection pumps in industrial applications.

 

Core Function

  1. Under high pressure conditions, chemical injection pumps maintain outstanding stability and reliability, ensuring the delivery of chemical agents remains unaffected by external pressure fluctuations. Their unique design ensures uniform pressure distribution within the pump body, effectively preventing equipment damage or performance degradation caused by uneven pressure. Additionally, these pumps excel in handling high-viscosity media, delivering precise flow control while minimizing energy loss, thereby further enhancing overall operational efficiency.
  2. Another noteworthy feature is its exceptional durability. Constructed from high-strength materials and precision manufacturing processes, this pump operates reliably for extended periods under harsh conditions without significant wear. Even during frequent start-stops or substantial load variations, the equipment maintains high efficiency, drastically reducing failure rates. This dependable performance makes it an indispensable key component in industrial production.
  3. Furthermore, chemical injection pumps offer significant environmental advantages. Their efficient sealing systems not only prevent leaks of hazardous media but also minimize potential pollution risks. Simultaneously, the equipment's low-energy consumption design aligns with modern industry's pursuit of green production, helping enterprises achieve sustainable development goals. These combined characteristics solidify its important position within the industrial sector.

 

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