China Hot selling Water Ring Vacuum Pump for Chemical, Chemical Fertilizer, Paper and Pharmaceutical Industry From China 2be3 40 vacuum pump

Product Description

Catalogue sheet / Katalogblatt 2BE3 40. 
                                                  Liquid Ring  Vacuum pump 

Introducing the 2BE3 40 Series China Pumps Liquid Water Ring Vacuum Pump – a top-of-the-line product designed to meet all your vacuum pumping needs. This high-quality vacuum pump is perfect for a wide range of applications, from industrial to commercial use.

With its advanced technology and superior performance, the 2be1 202 Series China Pumps Liquid Water Ring Vacuum Pump is the ideal choice for those seeking a reliable and efficient vacuum pump. Its powerful motor ensures maximum suction power, while its durable construction guarantees long-lasting performance.

This vacuum pump is designed to handle a variety of liquids and gases, making it a versatile tool for any industry. Its compact size and easy-to-use design make it a popular choice for those seeking a reliable and efficient vacuum pump.

So if you’re looking for a top-quality vacuum pump that can handle all your pumping needs, look no further than the 2be1 202 Series China Pumps Liquid Water Ring Vacuum Pump. With its superior performance and advanced technology, this vacuum pump is sure to exceed your expectations.
Main applications                                                                             

These pumps are ideally suited for high demands of the process

  • Reactions    §
  • VCM recovery       
  • Crystallisation        
  • Distillation   §        
  • Evaporation          §        
  • Filtration      §        
  • Solvent recovery §        
  • Drying         §        
  • Extrusion     §        
  • Condenser evacuation §        

Main industries                                                                                                             


Features and benefits                                                                                                    


  • Heavy duty CPI version          §        
  • Large material variety available       
  • High efficiency      §        
  • Inlet pressures until 33 mbar   §
  • Wide selection of shaft seal options §        
  • Also with ATEX certification in Cat. 1 and 2       


These performance curves are based on operating conditions with saturated air at a temperature of 20 °C (68 °F), operating water at a temperature of 15 °C (60 °F), and a discharge pressure of 1013 mbar (29.92 in Hg abs.) with a tolerance of + 5 %, acc. to PNEUROP 6612.
Operating conditions based on different temperatures than stated abovce, often result in increased capacities. Thus, a smaller pump might be selected. Please contact us for your specific requirements.
Calculation of individual performance curves is done acc. to individual specification requirements.
                                                      Inlet pressure abs.

Operating liquid rates (water) for various inlet pressures (1 m³/h = 4.4 US gpm):  

Operating Rate

l rpm  (min-1)
200 m³/h
250 12.8
300  13.2
350  13.5
400  12.9
450  12.3
500  11.5
550     10.7

 Tolerance + 20 % / Toleranz: + 20 %



Materials  •   
Part No. Description   Material of construction –  
Teile Nr.
Grey cast iron
Grey cast iron / Bronze SS / Grey cast iron SS casting / Grey cast iron
Vacuum pump    Vakuumpumpe  
Spheroidal graphite cast iron
ASTM A 536
Grade 60-40-18 2)
Aluminium bronze
(ASTM B148-74) 2)
Stainless steel
ASTM A 276 316Ti 2)


Carbon steel 
ASTM A 572 Grade 50 2)

S355J2G3 (St52-3N) / 1.571 2)

Shaft bushing
Stainless steel centrifugal casting ASTM 532 III A 25% Cr 2)
Port plates
Carbon steel 
ASTM A 283 Grade C 2)
Stainless steel 
ASTM A 276 316L 2)
Carbon steel 
ASTM A 283 Grade C 2)
Grey cast iron 
ASTM A 48 Class 40 B 2)
Grey cast iron 
ASTM A 48 Class 40 B 2)
lined with stainless steel
ASTM A 283 Grade C + ASTM A 276 316Ti 2)
Grey cast iron 
ASTM A 48 Class 40 B 2)
End shields 1)
Seitenschilde  1)
Grey cast iron 
ASTM A 48 Class 30 B 2)
Packing ring
Ramie-fibre with PTFE
Sealing water distribution ring
Sperrkammer- ring
Fiber reinforces plastic


Extended scope of supply   
(F44 / F47)
Carbon steel 
ASTM A 283 Grade C 2)
S235JR (St37-2) / 1.0037 2)
Automatic  drain valve
Malleable cast iron


  1. Important note:   

    Also deliverable with medium contacted parts completely in stainless steel; please request.
Or comparable material. /

Model numbers and order information                                                                               
Scope of supply   Material of construction – Werkstoffkombination    1) (Details on page 4  –  Details siehe Seite 4) Weight
Grey cast iron Grey cast iron / Stainless steel /  SS casting / 
Bronze Grey cast iron Grey cast iron
Grauguss / Bronze CrNi-Stahl /
Order No. Order No. Order No. Order No.

appr. kg

Vacuum pump, basic design   
Inlet flange N1.0 at the top, discharge flange N2.0 at the  bottom
Housing w/o partition wall
Stuffing box    with internal sealant   2BE1 303-0BY4 2BE1 303-0CY4 2BE1 303-0EY4 2BE1 303-0MY4 1.400
Stuffing box with external   sealant supply   2BE1 303-0BY3 2BE1 303-0CY3 2BE1 303-0EY3 2BE1 303-0MY3 1.400
Mechanical seal, single acting,       with internal sealant supply
  2BE1 303-0BY2
2BE1 303-0CY2
2BE1 303-0EY2
2BE1 303-0MY2
Inlet flange N1.0 and  discharge flange N2.0 at  the top, with drain valves
Housing w/o partition wall
Stuffing box    with internal sealant   2BE1 303-0BY4-Z
2BE1 303-0CY4-Z
2BE1 303-0EY4-Z
2BE1 303-0MY4-Z
Stuffing box with external   sealant supply   2BE1 303-0BY3-Z
2BE1 303-0CY3-Z
2BE1 303-0EY3-Z
2BE1 303-0MY3-Z
Mechanical seal, single acting,       with internal sealant supply
  2BE1 303-0BY2-Z
2BE1 303-0CY2-Z
2BE1 303-0EY2-Z
2BE1 303-0MY2-Z
Extended scope of supply       
      Order code *) /   Kurzangabe *)
With mounted suction    manifold
Discharge flange N2.01 at the    top, with mounted suction    manifold and drain vales     F 47 62
Discharge flange N2.01 at the     top, with discharge-side    mounted liquid separator   and drain vales     F 43 110
Flange connection acc. to    ANSI B16.5     F 62  
With 2nd shaft extension for   tandem drive with 2 pumps     F 66  
With skids     F 45 43
With spray nozzles     F 41  
With cavitation proctection     F 80  
Counterclockwises rotation    with 2nd shaft end     K 98  
Increase of operating liquid     F 64  
Certified acc. to ATEX
   Category 2
   Category 1
Casing lined with    stainless steel
included /
included /


After-sales Service: Online Support
Warranty: 12months
Oil or Not: Oil Free
Structure: Rotary Vacuum Pump
Exhauster Method: Positive Displacement Pump
Vacuum Degree: Low Vacuum


vacuum pump

Can Vacuum Pumps Be Used in the Aerospace Sector?

Vacuum pumps indeed have various applications in the aerospace sector. Here’s a detailed explanation:

Vacuum pumps play a crucial role in several areas of the aerospace industry, supporting various processes and systems. Some of the key applications of vacuum pumps in the aerospace sector include:

1. Space Simulation Chambers: Vacuum pumps are used in space simulation chambers to replicate the low-pressure conditions experienced in outer space. These chambers are utilized for testing and validating the performance and functionality of aerospace components and systems under simulated space conditions. Vacuum pumps create and maintain the necessary vacuum environment within these chambers, allowing engineers and scientists to evaluate the behavior and response of aerospace equipment in space-like conditions.

2. Propellant Management: In space propulsion systems, vacuum pumps are employed for propellant management. They help in the transfer, circulation, and pressurization of propellants, such as liquid rocket fuels or cryogenic fluids, in both launch vehicles and spacecraft. Vacuum pumps assist in creating the required pressure differentials for propellant flow and control, ensuring efficient and reliable operation of propulsion systems.

3. Environmental Control Systems: Vacuum pumps are utilized in the environmental control systems of aircraft and spacecraft. These systems are responsible for maintaining the desired atmospheric conditions, including temperature, humidity, and cabin pressure, to ensure the comfort, safety, and well-being of crew members and passengers. Vacuum pumps are used to regulate and control the cabin pressure, facilitating the circulation of fresh air and maintaining the desired air quality within the aircraft or spacecraft.

4. Satellite Technology: Vacuum pumps find numerous applications in satellite technology. They are used in the fabrication and testing of satellite components, such as sensors, detectors, and electronic devices. Vacuum pumps help create the necessary vacuum conditions for thin film deposition, surface treatment, and testing processes, ensuring the performance and reliability of satellite equipment. Additionally, vacuum pumps are employed in satellite propulsion systems to manage propellants and provide thrust for orbital maneuvers.

5. Avionics and Instrumentation: Vacuum pumps are involved in the production and testing of avionics and instrumentation systems used in aerospace applications. They facilitate processes such as thin film deposition, vacuum encapsulation, and vacuum drying, ensuring the integrity and functionality of electronic components and circuitry. Vacuum pumps are also utilized in vacuum leak testing, where they help create a vacuum environment to detect and locate any leaks in aerospace systems and components.

6. High Altitude Testing: Vacuum pumps are used in high altitude testing facilities to simulate the low-pressure conditions encountered at high altitudes. These testing facilities are employed for evaluating the performance and functionality of aerospace equipment, such as engines, materials, and structures, under simulated high altitude conditions. Vacuum pumps create and control the required low-pressure environment, allowing engineers and researchers to assess the behavior and response of aerospace systems in high altitude scenarios.

7. Rocket Engine Testing: Vacuum pumps are crucial in rocket engine testing facilities. They are utilized to evacuate and maintain the vacuum conditions in engine test chambers or nozzles during rocket engine testing. By creating a vacuum environment, these pumps simulate the conditions experienced by rocket engines in the vacuum of space, enabling accurate testing and evaluation of engine performance, thrust levels, and efficiency.

It’s important to note that aerospace applications often require specialized vacuum pumps capable of meeting stringent requirements, such as high reliability, low outgassing, compatibility with propellants or cryogenic fluids, and resistance to extreme temperatures and pressures.

In summary, vacuum pumps are extensively used in the aerospace sector for a wide range of applications, including space simulation chambers, propellant management, environmental control systems, satellite technology, avionics and instrumentation, high altitude testing, and rocket engine testing. They contribute to the development, testing, and operation of aerospace equipment, ensuring optimal performance, reliability, and safety.

vacuum pump

Considerations for Selecting a Vacuum Pump for Cleanroom Applications

When it comes to selecting a vacuum pump for cleanroom applications, several considerations should be taken into account. Here’s a detailed explanation:

Cleanrooms are controlled environments used in industries such as semiconductor manufacturing, pharmaceuticals, biotechnology, and microelectronics. These environments require strict adherence to cleanliness and particle control standards to prevent contamination of sensitive processes or products. Selecting the right vacuum pump for cleanroom applications is crucial to maintain the required level of cleanliness and minimize the introduction of contaminants. Here are some key considerations:

1. Cleanliness: The cleanliness of the vacuum pump is of utmost importance in cleanroom applications. The pump should be designed and constructed to minimize the generation and release of particles, oil vapors, or other contaminants into the cleanroom environment. Oil-free or dry vacuum pumps are commonly preferred in cleanroom applications as they eliminate the risk of oil contamination. Additionally, pumps with smooth surfaces and minimal crevices are easier to clean and maintain, reducing the potential for particle buildup.

2. Outgassing: Outgassing refers to the release of gases or vapors from the surfaces of materials, including the vacuum pump itself. In cleanroom applications, it is crucial to select a vacuum pump with low outgassing characteristics to prevent the introduction of contaminants into the environment. Vacuum pumps specifically designed for cleanroom use often undergo special treatments or use materials with low outgassing properties to minimize this effect.

3. Particle Generation: Vacuum pumps can generate particles due to the friction and wear of moving parts, such as rotors or vanes. These particles can become a source of contamination in cleanrooms. When selecting a vacuum pump for cleanroom applications, it is essential to consider the pump’s particle generation level and choose pumps that have been designed and tested to minimize particle emissions. Pumps with features like self-lubricating materials or advanced sealing mechanisms can help reduce particle generation.

4. Filtration and Exhaust Systems: The filtration and exhaust systems associated with the vacuum pump are critical for maintaining cleanroom standards. The vacuum pump should be equipped with efficient filters that can capture and remove any particles or contaminants generated during operation. High-quality filters, such as HEPA (High-Efficiency Particulate Air) filters, can effectively trap even the smallest particles. The exhaust system should be properly designed to ensure that filtered air is released outside the cleanroom or passes through additional filtration before being reintroduced into the environment.

5. Noise and Vibrations: Noise and vibrations generated by vacuum pumps can have an impact on cleanroom operations. Excessive noise can affect the working environment and compromise communication, while vibrations can potentially disrupt sensitive processes or equipment. It is advisable to choose vacuum pumps specifically designed for quiet operation and that incorporate measures to minimize vibrations. Pumps with noise-dampening features and vibration isolation systems can help maintain a quiet and stable cleanroom environment.

6. Compliance with Standards: Cleanroom applications often have specific industry standards or regulations that must be followed. When selecting a vacuum pump, it is important to ensure that it complies with relevant cleanroom standards and requirements. Considerations may include ISO cleanliness standards, cleanroom classification levels, and industry-specific guidelines for particle count, outgassing levels, or allowable noise levels. Manufacturers that provide documentation and certifications related to cleanroom suitability can help demonstrate compliance.

7. Maintenance and Serviceability: Proper maintenance and regular servicing of vacuum pumps are essential for their reliable and efficient operation. When choosing a vacuum pump for cleanroom applications, consider factors such as ease of maintenance, availability of spare parts, and access to service and support from the manufacturer. Pumps with user-friendly maintenance features, clear service instructions, and a responsive customer support network can help minimize downtime and ensure continued cleanroom performance.

In summary, selecting a vacuum pump for cleanroom applications requires careful consideration of factors such as cleanliness, outgassing characteristics, particle generation, filtration and exhaust systems, noise and vibrations, compliance with standards, and maintenance requirements. By choosing vacuum pumps designed specifically for cleanroom use and considering these key factors, cleanroom operators can maintain the required level of cleanliness and minimize the risk of contamination in their critical processes and products.

vacuum pump

What Is the Purpose of a Vacuum Pump in an HVAC System?

In an HVAC (Heating, Ventilation, and Air Conditioning) system, a vacuum pump serves a crucial purpose. Here’s a detailed explanation:

The purpose of a vacuum pump in an HVAC system is to remove air and moisture from the refrigerant lines and the system itself. HVAC systems, particularly those that rely on refrigeration, operate under specific pressure and temperature conditions to facilitate the transfer of heat. To ensure optimal performance and efficiency, it is essential to evacuate any non-condensable gases, air, and moisture from the system.

Here are the key reasons why a vacuum pump is used in an HVAC system:

1. Removing Moisture: Moisture can be present within an HVAC system due to various factors, such as system installation, leaks, or improper maintenance. When moisture combines with the refrigerant, it can cause issues like ice formation, reduced system efficiency, and potential damage to system components. A vacuum pump helps remove moisture by creating a low-pressure environment, which causes the moisture to boil and turn into vapor, effectively evacuating it from the system.

2. Eliminating Air and Non-Condensable Gases: Air and non-condensable gases, such as nitrogen or oxygen, can enter an HVAC system during installation, repair, or through leaks. These gases can hinder the refrigeration process, affect heat transfer, and decrease system performance. By using a vacuum pump, technicians can evacuate the air and non-condensable gases, ensuring that the system operates with the designed refrigerant and pressure levels.

3. Preparing for Refrigerant Charging: Prior to charging the HVAC system with refrigerant, it is crucial to create a vacuum to remove any contaminants and ensure the system is clean and ready for optimal refrigerant circulation. By evacuating the system with a vacuum pump, technicians ensure that the refrigerant enters a clean and controlled environment, reducing the risk of system malfunctions and improving overall efficiency.

4. Leak Detection: Vacuum pumps are also used in HVAC systems for leak detection purposes. After evacuating the system, technicians can monitor the pressure to check if it holds steady. A significant drop in pressure indicates the presence of leaks, enabling technicians to identify and repair them before charging the system with refrigerant.

In summary, a vacuum pump plays a vital role in an HVAC system by removing moisture, eliminating air and non-condensable gases, preparing the system for refrigerant charging, and aiding in leak detection. These functions help ensure optimal system performance, energy efficiency, and longevity, while also reducing the risk of system malfunctions and damage.

China Hot selling Water Ring Vacuum Pump for Chemical, Chemical Fertilizer, Paper and Pharmaceutical Industry From China 2be3 40   vacuum pump	China Hot selling Water Ring Vacuum Pump for Chemical, Chemical Fertilizer, Paper and Pharmaceutical Industry From China 2be3 40   vacuum pump
editor by CX 2023-11-21