Product Description

Liquid (Water) Ring Vacuum Pump (2BE SK 2SK 2BV) , Roots Pump, Air Pump, Oil-Less Piston Vacuum Pump, Nash, Sliding Vane Rotary Vane Vacuum Pump

2BE series water ring vacuum pumps and compressors is a kind of high-efficiency and enger-saving product developed on the basis of years of production experience and scientific research, combined with international advanced technology, typically used for pumping gas without CHINAMFG particles, insoluble in water, and non-corrosive, so as to form a vacuum or pressure in a sealed container.

By changing the materials, it can be used for pumping corrosive gases or corrosive liquids. It is widely used in papermaking, chemical, petrochemical, light industry, pharmaceuticals, food, coal, mineral processing, and other industries.

1. Use imported bearings to ensure accurate location and stable operation of the impeller.
2. Impeller material use cast iron or welded steel, and fully guarantee the impeller stability in a variety of adverse conditions, and greatly increased the pump life.
3. Pump body uses steel, increase the service life of vacuum pump.
4. As the most easily damaged parts, the shaft sleeve uses high-chromium stainless steel, life expectancy has increased by 5 times.
5. Pulley (belt drive) is standard high-precision, reliable operation and long service life and convenient disassemble.
6. Coupling (direct Transmission) uses standard high-strength flexible coupling, flexible component uses polyurethane material, which is stable and reliable operation, long service life.
7. ‘Unique top-mounted gas-water separator to save space and reduce the noise.
8. All casting uses resin sand casting, which is good surface quality, pump cooling well.
9. Mechanical seal (optional) is imported, fully guaranteed no leakage in the long-running process.
10. Casing inner wall is similar to the type of oval, ensure the best exhaust results.

Performance Table

Model Limited Vacuum hpa Speed r/min Max. Capacity m³ /min Power KW Driven Type Voltage Suction mm Discharge mm
2BEA-103-0 33 1300 4.9 11 Pulley 380 V 65 65
1450 5.6 11 Couping
1625 6.2 15 Pulley
1750 6.7 15 Pulley
2BEA-153-0 33 1100 7.4 15 Pulley 380 V 100 100
1300 8.9 18.5 Pulley
1450 10 18.5 Couping
1625 10.8 22 Pulley
1750 11.5 30 Pulley
2BEA-202-0 33 790 9.5 18.5 Pulley 380 V 125 125
880 11 18.5 Pulley
980 12 22 Coupling
1100 14 30 Pulley
1170 15 30 Pulley
2BEA-203-0 33 790 14 30 Pulley 380 V 125 125
880 16 30 Pulley
980 18 37 Coupling
1100 20 45 Pulley
1170 21 45 Pulley
2BEA-252-0 33 565 20 30 Pulley 380 V 150 150
590 22 30 Coupling
660 25 37 Pulley
740 28 45 Coupling
820 30 55 Pulley
880 33 75 Pulley
2BEA-253-0 33 565 28 45 Pulley 380V 150 150
590 30 45 Coupling
660 35 55 Pulley
740 39 75 Coupling
820 43 90 Pulley
880 47 90 Pulley
2BEA-303-0 33 472 43 55 Pulley 380V 200 200
520 45 75 Pulley
530 48 75 Pulley
590 52 75 Coupling
660 58 90 Pulley
740 67 110 Coupling
2BEA-353-0 33 390 55 75 Pulley 380V 250 250
415 58 90 Pulley
464 65 110 Pulley
520 72 132 Pulley
590 81 160 Coupling
2BEA-403-0 33 330 78 132 Pulley 380V 300 300
372 85 160 Pulley
420 97 185 Pulley
472 110 200 Pulley
530 122 250 Pulley


Model Limited Pressure hpa Speed r/min Max. Capacity m³ /min Power KW Driven Type Voltage Suction mm Discharge mm
2BEA-355-1 160 372 61 90 Pulley 380V 250 250
420 71 110 Pulley 380 V
472 79 110 Pulley 380 V
500 83 132 Pulley 380 V
530 88 132 Pulley 380 V
590 95 160 Coupling 380 V
2BEA-405-1 160 330 93 132 Pulley or Reducer 380 V 300 300
372 106 160 380 V
420 119 185 380 V
472 130 220 380 V
530 141 280 380 V
2BEA-505-1 160 266 121 160 Pulley or Reducer 380 V 350 350
298 139 185 380 V
330 153 220 380 V
372 169 250 6KV
420 186 315 6KV
2BEA-605-1 160 220 168 220 Reducer 6KV 400 400
236 181 250 6KV
246 188 280 6KV
266 206 280 6KV
276 210 315 6KV
298 228 355 6KV
312 234 355 6KV
2BEA-705-1 160 197 259 355 Reducer 6KV Or 10KV 500 500
220 286 400
246 318 450
266 342 500
276 352 560

After-sales Service: Yes
Warranty: 1 Year
Oil or Not: Oil
Structure: Jet Flow Vacuum Pump
Exhauster Method: Positive Displacement Pump
Vacuum Degree: Low Vacuum


vacuum pump

Can Vacuum Pumps Be Used in the Automotive Industry?

Yes, vacuum pumps are widely used in the automotive industry for various applications. Here’s a detailed explanation:

The automotive industry relies on vacuum pumps for several critical functions and systems within vehicles. Vacuum pumps play a crucial role in enhancing performance, improving fuel efficiency, and enabling the operation of various automotive systems. Here are some key applications of vacuum pumps in the automotive industry:

1. Brake Systems: Vacuum pumps are commonly used in vacuum-assisted brake systems, also known as power brakes. These systems utilize vacuum pressure to amplify the force applied by the driver to the brake pedal, making braking more efficient and responsive. Vacuum pumps help generate the required vacuum for power brake assistance, ensuring reliable and consistent braking performance.

2. Emission Control Systems: Vacuum pumps are integral components of emission control systems in vehicles. They assist in operating components such as the Exhaust Gas Recirculation (EGR) valve and the Evaporative Emission Control (EVAP) system. Vacuum pumps help create the necessary vacuum conditions for proper functioning of these systems, reducing harmful emissions and improving overall environmental performance.

3. HVAC Systems: Heating, Ventilation, and Air Conditioning (HVAC) systems in vehicles often utilize vacuum pumps for various functions. Vacuum pumps help control the vacuum-operated actuators that regulate the direction, temperature, and airflow of the HVAC system. They ensure efficient operation and precise control of the vehicle’s interior climate control system.

4. Turbocharger and Supercharger Systems: In performance-oriented vehicles, turbocharger and supercharger systems are used to increase engine power and efficiency. Vacuum pumps play a role in these systems by providing vacuum pressure for actuating wastegates, blow-off valves, and other control mechanisms. These components help regulate the boost pressure and ensure optimal performance of the forced induction system.

5. Fuel Delivery Systems: Vacuum pumps are employed in certain types of fuel delivery systems, such as mechanical fuel pumps. These pumps utilize vacuum pressure to draw fuel from the fuel tank and deliver it to the engine. While mechanical fuel pumps are less commonly used in modern vehicles, vacuum pumps are still found in some specialized applications.

6. Engine Management Systems: Vacuum pumps are utilized in engine management systems for various functions. They assist in operating components such as vacuum-operated actuators, vacuum reservoirs, and vacuum sensors. These components play a role in engine performance, emissions control, and overall system functionality.

7. Fluid Control Systems: Vacuum pumps are used in fluid control systems within vehicles, such as power steering systems. Vacuum-assisted power steering systems utilize vacuum pressure to assist the driver in steering, reducing the effort required. Vacuum pumps provide the necessary vacuum for power steering assistance, enhancing maneuverability and driver comfort.

8. Diagnostic and Testing Equipment: Vacuum pumps are also utilized in automotive diagnostic and testing equipment. These pumps create vacuum conditions necessary for testing and diagnosing various vehicle systems, such as intake manifold leaks, brake system integrity, and vacuum-operated components.

It’s important to note that different types of vacuum pumps may be used depending on the specific automotive application. Common vacuum pump technologies in the automotive industry include diaphragm pumps, rotary vane pumps, and electric vacuum pumps.

In summary, vacuum pumps have numerous applications in the automotive industry, ranging from brake systems and emission control to HVAC systems and engine management. They contribute to improved safety, fuel efficiency, environmental performance, and overall vehicle functionality.

vacuum pump

Can Vacuum Pumps Be Used for Soil and Groundwater Remediation?

Vacuum pumps are indeed widely used for soil and groundwater remediation. Here’s a detailed explanation:

Soil and groundwater remediation refers to the process of removing contaminants from the soil and groundwater to restore environmental quality and protect human health. Vacuum pumps play a crucial role in various remediation techniques by facilitating the extraction and treatment of contaminated media. Some of the common applications of vacuum pumps in soil and groundwater remediation include:

1. Soil Vapor Extraction (SVE): Soil vapor extraction is a widely used remediation technique for volatile contaminants present in the subsurface. It involves the extraction of vapors from the soil by applying a vacuum to the subsurface through wells or trenches. Vacuum pumps create a pressure gradient that induces the movement of vapors towards the extraction points. The extracted vapors are then treated to remove or destroy the contaminants. Vacuum pumps play a vital role in SVE by maintaining the necessary negative pressure to enhance the volatilization and extraction of contaminants from the soil.

2. Dual-Phase Extraction (DPE): Dual-phase extraction is a remediation method used for the simultaneous extraction of both liquids (such as groundwater) and vapors (such as volatile organic compounds) from the subsurface. Vacuum pumps are utilized to create a vacuum in extraction wells or points, drawing out both the liquid and vapor phases. The extracted groundwater and vapors are then separated and treated accordingly. Vacuum pumps are essential in DPE systems for efficient and controlled extraction of both liquid and vapor-phase contaminants.

3. Groundwater Pumping and Treatment: Vacuum pumps are also employed in groundwater remediation through the process of pumping and treatment. They are used to extract contaminated groundwater from wells or recovery trenches. By creating a vacuum or negative pressure, vacuum pumps facilitate the flow of groundwater towards the extraction points. The extracted groundwater is then treated to remove or neutralize the contaminants before being discharged or re-injected into the ground. Vacuum pumps play a critical role in maintaining the required flow rates and hydraulic gradients for effective groundwater extraction and treatment.

4. Air Sparging: Air sparging is a remediation technique used to treat groundwater and soil contaminated with volatile organic compounds (VOCs). It involves the injection of air or oxygen into the subsurface to enhance the volatilization of contaminants. Vacuum pumps are utilized in air sparging systems to create a vacuum or negative pressure zone in wells or points surrounding the contaminated area. This induces the movement of air and oxygen through the soil, facilitating the release and volatilization of VOCs. Vacuum pumps are essential in air sparging by maintaining the necessary negative pressure gradient for effective contaminant removal.

5. Vacuum-Enhanced Recovery: Vacuum-enhanced recovery, also known as vacuum-enhanced extraction, is a remediation technique used to recover non-aqueous phase liquids (NAPLs) or dense non-aqueous phase liquids (DNAPLs) from the subsurface. Vacuum pumps are employed to create a vacuum or negative pressure gradient in recovery wells or trenches. This encourages the movement and extraction of NAPLs or DNAPLs towards the recovery points. Vacuum pumps facilitate the efficient recovery of these dense contaminants, which may not be easily recoverable using traditional pumping methods.

It’s important to note that different types of vacuum pumps, such as rotary vane pumps, liquid ring pumps, or air-cooled pumps, may be used in soil and groundwater remediation depending on the specific requirements of the remediation technique and the nature of the contaminants.

In summary, vacuum pumps play a vital role in various soil and groundwater remediation techniques, including soil vapor extraction, dual-phase extraction, groundwater pumping and treatment, air sparging, and vacuum-enhanced recovery. By creating and maintaining the necessary pressure differentials, vacuum pumps enable the efficient extraction, treatment, and removal of contaminants, contributing to the restoration of soil and groundwater quality.

vacuum pump

Can Vacuum Pumps Be Used in the Medical Field?

Yes, vacuum pumps have a wide range of applications in the medical field. Here’s a detailed explanation:

Vacuum pumps play a crucial role in various medical applications, providing suction or creating controlled vacuum environments. Here are some key areas where vacuum pumps are used in the medical field:

1. Negative Pressure Wound Therapy (NPWT):

Vacuum pumps are extensively utilized in negative pressure wound therapy, a technique used to promote wound healing. In NPWT, a vacuum pump creates a controlled low-pressure environment within a wound dressing, facilitating the removal of excess fluid, promoting blood flow, and accelerating the healing process.

2. Surgical Suction:

Vacuum pumps are an integral part of surgical suction systems. They provide the necessary suction force to remove fluids, gases, or debris from the surgical site during procedures. Surgical suction helps maintain a clear field of view for surgeons, enhances tissue visualization, and contributes to a sterile operating environment.

3. Anesthesia:

In anesthesia machines, vacuum pumps are used to create suction for various purposes:

– Airway Suction: Vacuum pumps assist in airway suctioning to clear secretions or obstructions from the patient’s airway during anesthesia or emergency situations.

– Evacuation of Gases: Vacuum pumps aid in removing exhaled gases from the patient’s breathing circuit, ensuring the delivery of fresh gas mixtures and maintaining appropriate anesthesia levels.

4. Laboratory Equipment:

Vacuum pumps are essential components in various medical laboratory equipment:

– Vacuum Ovens: Vacuum pumps are used in vacuum drying ovens, which are utilized for controlled drying or heat treatment of sensitive materials, samples, or laboratory glassware.

– Centrifugal Concentrators: Vacuum pumps are employed in centrifugal concentrators to facilitate the concentration or dehydration of biological samples, such as DNA, proteins, or viruses.

– Freeze Dryers: Vacuum pumps play a vital role in freeze-drying processes, where samples are frozen and then subjected to vacuum conditions to remove water via sublimation, preserving the sample’s structure and integrity.

5. Medical Suction Devices:

Vacuum pumps are utilized in standalone medical suction devices, commonly found in hospitals, clinics, and emergency settings. These devices create suction required for various medical procedures, including:

– Suctioning of Respiratory Secretions: Vacuum pumps assist in removing respiratory secretions or excess fluids from the airways of patients who have difficulty coughing or clearing their airways effectively.

– Thoracic Drainage: Vacuum pumps are used in chest drainage systems to evacuate air or fluid from the pleural cavity, helping in the treatment of conditions such as pneumothorax or pleural effusion.

– Obstetrics and Gynecology: Vacuum pumps are employed in devices used for vacuum-assisted deliveries, such as vacuum extractors, to aid in the safe delivery of babies during childbirth.

6. Blood Collection and Processing:

Vacuum pumps are utilized in blood collection systems and blood processing equipment:

– Blood Collection Tubes: Vacuum pumps are responsible for creating the vacuum inside blood collection tubes, facilitating the collection of blood samples for diagnostic testing.

– Blood Separation and Centrifugation: In blood processing equipment, vacuum pumps assist in the separation of blood components, such as red blood cells, plasma, and platelets, for various medical procedures and treatments.

7. Medical Imaging:

Vacuum pumps are used in certain medical imaging techniques:

– Electron Microscopy: Electron microscopes, including scanning electron microscopes and transmission electron microscopes, require a vacuum environment for high-resolution imaging. Vacuum pumps are employed to maintain the necessary vacuum conditions within the microscope chambers.

These are just a few examples of the wide-ranging applications of vacuum pumps in the medical field. Their ability to create suction and controlled vacuum environments makes them indispensable in medical procedures, wound healing, laboratory processes, anesthesia, and various other medical applications.

China Standard Liquid Ring Vacuum Pump (2BE 2SK 2BV) Oil-Less Piston/Nash/Sliding Vane Rotary Pump   vacuum pump for ac	China Standard Liquid Ring Vacuum Pump (2BE 2SK 2BV) Oil-Less Piston/Nash/Sliding Vane Rotary Pump   vacuum pump for ac
editor by CX 2023-09-28