Product Description
Product Description
JZJ2b series Roots water ring vacuum unit is an air extraction unit composed of ZJ and zjp roots vacuum pumps as injection and extraction pumps and 2BV and 2be water ring vacuum pumps as front stage pumps according to a certain pumping speed ratio. It can not only be used to extract general gases, but also gases containing water and a small amount of dust. Compared with the general mechanical vacuum pump, it is not afraid of oil pollution, water vapor and dust; Compared with the general water ring vacuum pump, it has advantages of the high limit vacuum and high pumping speed under high vacuum conditions. It is widely used in chemical, pharmaceutical, petroleum, electric power, food, light industry and other industries. It is used to pump places containing a large amount of water vapor, condensable gas and a small amount of CHINAMFG particles.
Our Advantages
JZJ2B series Roots water ring vacuum pump unit adopts 2BV and 2be water ring vacuum pumps with high efficiency and energy saving as the front stage pump and roots vacuum pump as the main pumping pump. Therefore, jzj2b series Roots water ring vacuum pump unit has the advantages of high efficiency, compact structure and high vacuum degree.
The working fluid of the front stage pump of jzj2b series Roots water ring vacuum pump unit mostly uses water, and can also use organic solvents (methanol, ethanol, xylene, acetone and other organic solvents) or other liquids. The front stage pump is used as a closed circulation system, which greatly reduces the pollution to the environment and greatly improves the recovery of organic solvents. The limit vacuum degree is determined by the saturated vapor pressure of the working fluid.
Product Parameters
Unit Type | Pump model | Pumping speed (L/S) | Maximum suction pressure (Pa) | pressure limit | Total Power (kW) | ||
Main Pump | prepump | water ring | oil pump unit | ||||
JZJ2B30-2 | ZJ30 | 2BV2061 | 30 | 8000 | 2.25 | ||
JZJ2B30-1 | ZJ30 | 2BV5110 | 30 | 12000 | 4.75 | ||
JZJ2B70-2 | ZJ70 | 2BV5110 | 70 | 6000 | 5.1 | ||
JZJ2B70-1 | ZJ70 | 2BV5111 | 70 | 12000 | 6.6 | ||
JZJ2B150-2A | ZJP150 | 2BV5111 | 150 | 6000 | 7.7 | ||
JZJ2B150-2B | ZJP150 | 2BV5121 | 150 | 8000 | 9.7 | ||
JZJ2B150-1 | ZJP150 | 2BV5131 | 150 | 10000 | 13.2 | ||
JZJ2B300-2A | ZJP300 | 2BV5131 | 300 | 4000 | 15 | ||
JZJ2B300-2B | ZJP300 | 2BV5161 | 300 | 5000 | 267 | 80 | 19 |
JZJ2B300-1 | ZJP300 | 2BE1 202 | 300 | 10000 | 26 | ||
JZJ2B600-2A | ZJP600 | 2BE1 202 | 600 | 4000 | 27.5 | ||
JZJ2B600-2B | ZJP600 | 2BE1 203 | 600 | 5000 | 42.5 | ||
JZJ2B600-1 | ZJP600 | 2BE1 252 | 600 | 12000 | 50.5 | ||
JZJ2B1200-2A | ZJP1200 | 2BE1 252 | 1200 | 2500 | 56 | ||
JZJ2B1200-2B | ZJP1200 | 2BE1 253 | 1200 | 4000 | 86 | ||
JZJ2B1200-1 | ZJP1200 | 2BE1 303 | 1200 | 8000 | 121 | ||
JZJ2B2500-2 | ZJP2500 | 2BE1 303 | 2500 | 3000 | 132 | ||
JZJ2B70-2.1 | ZJ70 | ZJ30/2BV5110 | 70 | 6000 | 5.85 | ||
JZJ2B150-2.1 | ZJP150 | ZJ70/2BV5111 | 150 | 6000 | 25 | 0.8 | 8.8 |
JZJ2B 150-4.1 | ZJP150 | ZJ30/2BV5110 | 150 | 3000 | 6.95 |
Unit Type | pump model | pumping speed (L/S) | maximum suction pressure (Pa) | pressure limit | total power (kW) | ||
main pump | prepump | water ring unit | oil pump unit | ||||
JZJ2B300-2.1 | ZJP300 | ZJP150/2BV5131 | 300 | 5000 | 17.2 | ||
JZJ2B300-2.2 | ZJP300 | ZJP150/2BV5121 | 300 | 4000 | 13.7 | ||
JZJ2B300-4.1 | ZJP300 | ZJ70/2BV5111 | 300 | 2000 | 10.6 | ||
JZJ2B600-4.1 | ZJP600 | ZJP150/2BV5131 | 600 | 1500 | 18.7 | ||
JZJ2B600-2.2 | ZJP600 | ZJP300/2BV5161 | 600 | 2000 | 25 | 0.8 | 24.5 |
JZJ2B1200-4.2 | ZJP1200 | ZJP300/2BV5161 | 1200 | 1000 | 30 | ||
JZJ2B1200-4.1 | ZJP1200 | ZJP1200/2BE1 202 | 1200 | 1200 | 37 | ||
JZJ2B 1200-2.2 | ZJP1200 | ZJP600/2BE1 203 | 1200 | 2500 | 53.5 | ||
JZJ2B1200-2.1 | ZJP1200 | ZJP600/2BE1 252 | 1200 | 3000 | 61.5 | ||
JZJ2B2500-4.1 | ZJP2500 | ZJP600/2BE1 252 | 2500 | 1000 | 72.5 | ||
JZJ2B70-2.1.1 | ZJ70 | ZJ30/ZJ30/2BV5110 | 70 | 6000 | 6.6 | ||
JZJ2B150-2.2.1 | ZJP150 | ZJ70/ZJ30/2BV5110 | 150 | 3000 | 8.05 | ||
JZJ2B300-2.2.1 | ZJP300 | ZJ150/ZJ70/2BV5111 | 300 | 3000 | 12.8 | ||
JZJ2B300-4.2.1 | ZJP300 | ZJ70/ZJ30/2BV5110 | 300 | 1200 | 0.5 | 0.05 | 9.85 |
JZJ2B600-2.2.1 | ZJP600 | ZJP300/ZJP150/2BV5131 | 600 | 2500 | 22.7 | ||
JZJ2B600-4.2.1 | ZJP600 | ZJP150/ZJ70/2BV5111 | 600 | 1200 | 14.3 | ||
JZJ2B1200-4.2.1 | ZJP1200 | ZJP300/ZJP150/2BV5131 | 1200 | 1000 | 28.2 | ||
JZJ2B2500-4.2.1 | ZJ2500 | ZJP600/ZJP300/2BE1 202 | 2500 | 1000 | 53.5 |
Detailed Photos
Roots water ring pump setVacuum pumps are used in oiling machines
General Manager Speech
Deeply cultivate the vacuum technology, and research,develop and manufacture the vacuum equipment to provide the best solution in the vacuum field and make the vacuum application easier.
Company Profile
ZheJiang Kaien Vacuum Technology Co., Ltd. is a high-tech enterprise integrating R & D, production and operation of vacuum equipment. The company has strong technical force, excellent equipment and considerate after-sales service. The product manufacturing process is managed in strict accordance with IS09001 quality system. It mainly produces and sells screw vacuum pump, roots pump, claw vacuum pump, runoff vacuum pump, scroll pump, water ring vacuum pump, vacuum unit and other vacuum systems.
New plant plHangZhou
The company’s products have been for a number of food, medicine, refrigeration, drying plants and a number of transformer related equipment manufacturers for vacuum equipment. The products are widely used in vacuum drying and dehydration, kerosene vapor phase drying, vacuum impregnation, vacuum metallurgy, vacuum coating, vacuum evaporation, vacuum concentration, oil and gas recovery, etc.
High precision machining equipment
The company cooperates with many scientific research institutions and universities, such as ZheJiang University, China University of petroleum, ZheJiang Institute of mechanical design, etc.with colleges and universities to research and develop core technologies, and owns dozens of independent intellectual property patents.Our technology is leading, the product quality is stable, the product has a good reputation in China’s domestic market, is sold all over the country, and is exported to Europe, America, Africa, the Middle East and Southeast Asia,We adhering to the basic tenet of quality, reputation and service, the company takes leading-edge technology of vacuum pump as its own responsibility, and wholeheartedly serves customers of vacuum equipment application in various industries with rigorous working attitude and professional working style.
Product quality wins consumer cooperation
In shipment
ISO 9001
High tech enterprise certificate
Welcome to send your needs, we will provide you with the best service,
provide the greatest help!!!
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After-sales Service: | Lifetime Paid Service |
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Warranty: | One Year |
Oil or Not: | Oil Free |
Structure: | Screw |
Exhauster Method: | Entrapment Vacuum Pump |
Vacuum Degree: | High Vacuum |
Customization: |
Available
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How Do You Select the Right Size Roots Vacuum Pump for a Specific Application?
Selecting the right size Roots vacuum pump for a specific application requires careful consideration of various factors. Here’s a detailed explanation:
1. Determine the Required Pumping Speed: The pumping speed is a crucial parameter that indicates the volume flow rate of gas that the Roots vacuum pump can handle. To select the right size pump, you need to determine the required pumping speed for your application. Consider factors such as the volume of the system being evacuated, the gas load, and the desired evacuation time. The required pumping speed will help narrow down the options and identify pumps that can meet your application’s demands.
2. Consider the Ultimate Vacuum Level: The ultimate vacuum level is the lowest pressure that the Roots vacuum pump can achieve under ideal conditions. Different applications have varying vacuum level requirements. Determine the desired ultimate vacuum level for your application, keeping in mind factors such as the sensitivity of the process, the presence of moisture or contaminants, and the specific requirements of the downstream equipment or processes. Ensure that the selected pump can reach the required vacuum level.
3. Evaluate Gas Composition and Characteristics: The composition and characteristics of the gas being pumped are essential considerations. Some gases, such as condensable vapors or corrosive gases, may require special pump features or materials to ensure efficient and safe operation. Consider the gas composition, including its chemical properties, temperature, and any potential challenges it may pose to the pump’s performance or longevity. Consult the pump manufacturer or specialist for guidance on selecting a pump suitable for handling the specific gas or gas mixture in your application.
4. Account for System Constraints and Operating Conditions: Assess the system constraints and operating conditions that may impact the pump’s performance. Factors such as the available space for the pump, power supply requirements, cooling options, and noise limitations should be taken into consideration. Additionally, consider any specific operating conditions such as temperature extremes, high-altitude operation, or continuous-duty requirements. Ensure that the selected pump is compatible with the system constraints and can operate reliably under the anticipated operating conditions.
5. Consult Manufacturer Specifications and Performance Curves: Review the manufacturer’s specifications and performance curves for the Roots vacuum pumps under consideration. These documents provide detailed information about the pump’s capabilities, operating ranges, and performance characteristics. Pay attention to parameters such as pumping speed, ultimate vacuum level, power requirements, and any specific features or limitations. Compare the specifications with your application requirements to identify pumps that align with your needs.
6. Seek Expert Advice: If you are unsure about the pump selection process or have complex application requirements, it is recommended to seek advice from pump manufacturers or specialists. They can provide valuable insights, recommend suitable pump models, and assist in evaluating your specific application needs.
7. Consider Future Expansion and Flexibility: When selecting a Roots vacuum pump, consider the potential for future expansion or changes in your application. If there is a possibility of increased gas load or system requirements in the future, it may be advantageous to select a slightly larger pump to accommodate potential growth and ensure long-term suitability.
In summary, selecting the right size Roots vacuum pump involves determining the required pumping speed, considering the ultimate vacuum level, evaluating gas composition and characteristics, accounting for system constraints and operating conditions, consulting manufacturer specifications, and seeking expert advice when needed. By carefully considering these factors, you can choose a Roots vacuum pump that meets the specific requirements of your application, ensuring efficient and reliable operation.
Can Roots Vacuum Pumps Be Used for Vacuum Distillation?
Yes, Roots vacuum pumps can be used for vacuum distillation in certain applications. Here’s a detailed explanation:
Vacuum distillation is a process used to separate and purify components of a liquid mixture by exploiting the difference in boiling points under reduced pressure. By operating at lower pressures, the boiling points of the components are decreased, allowing for more selective evaporation and separation. Vacuum distillation is commonly employed in industries such as petrochemical, pharmaceutical, and chemical manufacturing.
Roots vacuum pumps can play a role in vacuum distillation processes by assisting in the creation and maintenance of the required vacuum conditions. Although Roots vacuum pumps alone may not achieve the high vacuum levels necessary for certain applications, they are often used in combination with other vacuum pumps, such as rotary vane pumps or oil-sealed pumps, to create a hybrid pumping system.
In a typical setup, Roots vacuum pumps are utilized as the primary roughing pump in the distillation system. Their high pumping speed allows for efficient removal of large volumes of gas, reducing the pressure in the system and enabling the effective operation of subsequent stages. The Roots pump works by trapping and compressing the gas, creating a pressure differential that facilitates the evacuation of the system.
While Roots vacuum pumps are effective in generating rough vacuum levels, they may not be capable of achieving the very high vacuum levels often required for precise separation in vacuum distillation. Therefore, they are commonly used in conjunction with other vacuum pumps, such as oil-sealed pumps or molecular pumps, that are better suited for achieving and maintaining high vacuum levels.
It’s important to note that the selection and configuration of the vacuum pumps for vacuum distillation depend on various factors, including the desired vacuum level, the characteristics of the liquid mixture being distilled, and the specific requirements of the distillation process. The vacuum system needs to be carefully designed to ensure optimal performance and efficient separation.
In summary, while Roots vacuum pumps alone may not be sufficient for achieving the high vacuum levels required for vacuum distillation, they are commonly employed as part of a hybrid pumping system in conjunction with other vacuum pumps. Their high pumping speed and capability to handle large gas volumes make them valuable for creating the initial vacuum conditions in the distillation process.
editor by Dream 2024-05-03