Product Description
Product Description
2BE Series Water Ring Vacuum Pump
Overview
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.
Features
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.
Product Parameters
Model | Speed (Coupling) r/min |
Shaft kW |
Motor kW |
Motor Model 380V |
Ult. Vacuum mbar |
Max. Capacity | Weight kg |
|
m3/h | m3/min | |||||||
2BE1 151-0 | 1450(Direct) 1100(Pulley) 1300(Pulley) 1625(Pulley) 1750(Pulley) |
10.8 7.2 9.2 13.2 14.8 |
15 11 11 15 18.5 |
Y160L-4 Y160M-4 Y160M-4 Y160L-4 Y180M-4 |
33mbar (-0.098MPa) |
405 300 360 445 470 |
6.8 5.0 6.0 7.4 7.8 |
469 428 444 469 503 |
2BE1 152-0 | 1450(Direct) 1100(Pulley) 1300(Pulley) 1625(Pulley) 1750(Pulley) |
12.5 8.3 10.5 15.0 17.2 |
15 11 15 18.5 22 |
Y160L-4 Y160M-4 Y160L-4 Y180M-4 Y180L-4 |
33mbar (-0.098MPa) |
465 340 415 510 535 |
7.8 5.7 6.9 8.5 8.9 |
481 437 481 515 533 |
2BE1 153-0 |
1450(Direct) 1100(Pulley) 1300(Pulley) 1625(Pulley) 1750(Pulley) |
16.3 10.6 13.6 19.6 22.3 |
18.5 15 18.5 22 30 |
Y180M-4 Y160L-4 Y180M-4 Y180L-4 Y200L-4 |
33mbar (-0.098MPa) |
600 445 540 660 700 |
10.0 7.4 9.0 11.0 11.7 |
533 480 533 551 601 |
2BE1 202-0 |
970(Direct) 790(Pulley) 880(Pulley) 1100(Pulley) 1170(Pulley) 1300(Pulley) |
17 14 16 22 25 30 |
22 18.5 18.5 30 30 37 |
Y200L2-6 Y180M-4 Y180M-4 Y200L-4 Y200L-4 Y225S-4 |
33mbar (-0.098MPa) |
760 590 670 850 890 950 |
12.7 9.8 11.2 14.2 14.8 15.8 |
875 850 850 940 945 995 |
2BE1 203-0 | 970(Direct) 790(Pulley) 880(Pulley) 1100(Pulley) 1170(Pulley) 1300(Pulley) |
27 20 23 33 37 45 |
37 30 30 45 45 55 |
Y250M-6 Y200L-4 Y200L-4 Y225M-4 Y225M-4 Y250M-4 |
33mbar (-0.098MPa) |
1120 880 1000 1270 1320 1400 |
18.7 14.7 16.7 21.2 22.0 23.3 |
1065 995 995 1080 1085 1170 |
2BE1 252-0 |
740(Direct) 558(Pulley) 660(Pulley) 832(Pulley) 885(Pulley) 938(Pulley) |
38 26 31.8 49 54 60 |
45 30 37 55 75 75 |
Y280M-8 Y200L-4 Y225S-4 Y250M-4 Y280S-4 Y280S-4 |
33mbar (-0.098MPa) |
1700 1200 1500 1850 2000 2100 |
28.3 20.0 25.0 30.8 33.3 35.0 |
1693 1460 1515 1645 1805 1805 |
2BE1 253-0 | 740(Direct) 560(Pulley) 660(Pulley) 740(Pulley) 792(Pulley) 833(Pulley) 885(Pulley) 938(Pulley) |
54 37 45 54 60 68 77 86 |
75 45 55 75 75 90 90 110 |
Y315M-8 Y225M-4 Y250M-4 Y280S-4 Y280S-4 Y280M-4 Y280M-4 Y315S-4 |
33mbar (-0.098MPa) |
2450 1750 2140 2450 2560 2700 2870 3571 |
40.8 29.2 35.7 40.8 42.7 45.0 47.8 50.3 |
2215 1695 1785 1945 1945 2055 2060 2295 |
2BE1 303-0 |
740(Direct) 590(Direct) 466(Pulley) 521(Pulley) 583(Pulley) 657(Pulley) 743(Pulley) |
98 65 48 54 64 78 99 |
110 75 55 75 75 90 132 |
Y315L2-8 Y315L2-10 Y250M-4 Y280S-4 Y280S-4 Y280M-4 Y315M-4 |
33mbar (-0.098MPa) |
4000 3200 2500 2800 3100 3580 4000 |
66.7 53.3 41.7 46.7 51.7 59.7 66.7 |
3200 3200 2645 2805 2810 2925 3290 |
2BE1 305-1 2BE1 306-1 |
740(Direct) 590(Direct) 490(Pulley) 521(Pulley) 583(Pulley) 657(Pulley) 743(Pulley) |
102 70 55 59 68 84 103 |
132 90 75 75 90 110 132 |
Y355M1-8 Y355M1-10 Y280S-4 Y280S-4 Y280M-4 Y315S-4 Y315M-4 |
160mbar (-0.085MPa) |
4650 3750 3150 3320 3700 4130 4650 |
77.5 62.5 52.5 55.3 61.2 68.8 77.5 |
3800 3800 2950 3000 3100 3300 3450 |
2BE1 353-0 | 590(Direct) 390(Pulley) 415(Pulley) 464(Pulley) 520(Pulley) 585(Pulley) 620(Pulley) 660(Pulley) |
121 65 70 81 97 121 133 152 |
160 75 90 110 132 160 160 185 |
Y355L2-10 Y280S-4 Y280M-4 Y315S-4 Y315M-4 Y315L1-4 Y315L1-4 Y315L2-4 |
33mbar (-0.098MPa) |
5300 3580 3700 4100 4620 5200 5500 5850 |
88.3 59.7 61.7 68.3 77.0 86.7 91.7 97.5 |
4750 3560 3665 3905 4040 4100 4100 4240 |
2BE1 355-1 2BE1 356-1 |
590(Direct) 390(Pulley) 435(Pulley) 464(Pulley) 520(Pulley) 555(Pulley) 585(Pulley) 620(Pulley) |
130 75 86 90 102 115 130 145 |
160 90 110 110 132 132 160 185 |
Y355L2-10 Y280M-4 Y315S-4 Y315S-4 Y315M-4 Y315M-4 Y315L1-4 Y315L2-4 |
160mbar (-0.085MPa) |
6200 4180 4600 4850 5450 5800 6100 6350 |
103.3 69.7 76.7 80.8 90.8 98.3 101.7 105.8 |
5000 3920 4150 4160 4290 4300 4350 4450 |
2BE1 403-0 | 330(Pulley) 372(Pulley) 420(Pulley) 472(Pulley) 530(Pulley) 565(Pulley) |
97 110 131 160 203 234 |
132 132 160 200 250 280 |
Y315M-4 Y315M-4 Y315L1-4 Y315L2-4 Y355M2-4 Y355L1-4 |
33mbar (-0.098MPa) |
5160 5700 6470 7380 8100 8600 |
86.0 95.0 107.8 123.0 135.0 143.3 |
5860 5870 5950 6190 6630 6800 |
2BE1 405-1 2BE1 406-1
|
330(Pulley) 372(Pulley) 420(Pulley) 472(Pulley) 530(Pulley) 565(Pulley) |
100 118 140 170 206 235 |
132 160 185 200 250 280 |
Y315M-4 Y315L1-4 Y315L2-4 Y315L2-4 Y355M2-4 Y355L1-4 |
160mbar (-0.085MPa) |
6000 6700 7500 8350 9450 15710 |
100.0 111.7 125.0 139.2 157.5 168.3 |
5980 6070 6200 6310 6750 6920 |
Detailed Photos
Packaging & Shipping
Packing Details : One pump in One plywood case
Delivery Details : 30 days after order confirmation
Standard package without original wood, no fumigation needed.
Company Profile
ZheZheJiang oto Pump Industrial Co., Ltd. is a professional pump manufacturer integrating R&D, manufacturing, sales and service as a whole, which has been certified by ISO9001 international quality management system.
Located in Xihu (West Lake) Dis.a Industrial Park, ZheJiang , CHINAMFG Pump Industrial possesses 2 manufacturing bases in ZheJiang and ZHangZhoug. Since our inception, CHINAMFG Pump Industrial has been committed to the innovation and development of various pumps. Our leading products include self-priming trash pump, centrifugal pump, submersible pump, diaphragm pump, vacuum pump, diesel pump, fire pump, etc.
FAQ
Q: Can I chat with you online? What is your company official website?
Q: What type of company CHINAMFG is?
A: CHINAMFG is a manufacture and trading company, has factories in ZheJiang and ZHangZhoug, with export and import license.
Q: What kinds of pumps do you supply?
A: Our products including self-priming trash pump, centrifugal pump, diaphragm pump, submersible pump, chemical pump, oil pump, diesel pump, fire fighting pump, etc.
Q: What is your payment terms?
A: Alibaba Trade Assurance, Western Union, Paypal, T/T, L/C, etc.
Q: Can you provide OEM, ODM service?
A: Yes. We have factories in ZheJiang and ZHangZhoug, we can make products according to your requirements.
Q: Why should we buy from you?
A: We are committed to provide best quality products at minimum delivery time and competitive price. We believe this is what customer wants. We are satified until customers are.
Q: What is your warranty period?
A: We provide 1 year of unconditional warranty on our products for the manufacturing defects.
Q: What about delivery time?
A: Normally our production time is within 2 weeks. Please confirm before order.
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After-sales Service: | 1 Year |
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Warranty: | 1 Year |
Oil or Not: | Oil Free |
Structure: | Jet Flow Vacuum Pump |
Exhauster Method: | Positive Displacement Pump |
Vacuum Degree: | Low Vacuum |
Samples: |
US$ 300/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
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What Is the Vacuum Level and How Is It Measured in Vacuum Pumps?
The vacuum level refers to the degree of pressure below atmospheric pressure in a vacuum system. It indicates the level of “emptiness” or the absence of gas molecules in the system. Here’s a detailed explanation of vacuum level measurement in vacuum pumps:
Vacuum level is typically measured using pressure units that represent the difference between the pressure in the vacuum system and atmospheric pressure. The most common unit of measurement for vacuum level is the Pascal (Pa), which is the SI unit. Other commonly used units include Torr, millibar (mbar), and inches of mercury (inHg).
Vacuum pumps are equipped with pressure sensors or gauges that measure the pressure within the vacuum system. These gauges are specifically designed to measure the low pressures encountered in vacuum applications. There are several types of pressure gauges used for measuring vacuum levels:
1. Pirani Gauge: Pirani gauges operate based on the thermal conductivity of gases. They consist of a heated element exposed to the vacuum environment. As gas molecules collide with the heated element, they transfer heat away, causing a change in temperature. By measuring the change in temperature, the pressure can be inferred, allowing the determination of the vacuum level.
2. Thermocouple Gauge: Thermocouple gauges utilize the thermal conductivity of gases similar to Pirani gauges. They consist of two dissimilar metal wires joined together, forming a thermocouple. As gas molecules collide with the thermocouple, they cause a temperature difference between the wires, generating a voltage. The voltage is proportional to the pressure and can be calibrated to provide a reading of the vacuum level.
3. Capacitance Manometer: Capacitance manometers measure pressure by detecting the change in capacitance between two electrodes caused by the deflection of a flexible diaphragm. As the pressure in the vacuum system changes, the diaphragm moves, altering the capacitance and providing a measurement of the vacuum level.
4. Ionization Gauge: Ionization gauges operate by ionizing gas molecules in the vacuum system and measuring the resulting electrical current. The ion current is proportional to the pressure, allowing the determination of the vacuum level. There are different types of ionization gauges, such as hot cathode, cold cathode, and Bayard-Alpert gauges.
5. Baratron Gauge: Baratron gauges utilize the principle of capacitance manometry but with a different design. They consist of a pressure-sensing diaphragm separated by a small gap from a reference electrode. The pressure difference between the vacuum system and the reference electrode causes the diaphragm to deflect, changing the capacitance and providing a measurement of the vacuum level.
It’s important to note that different types of vacuum pumps may have different pressure ranges and may require specific pressure gauges suitable for their operating conditions. Additionally, vacuum pumps are often equipped with multiple gauges to provide information about the pressure at different stages of the pumping process or in different parts of the system.
In summary, vacuum level refers to the pressure below atmospheric pressure in a vacuum system. It is measured using pressure gauges specifically designed for low-pressure environments. Common types of pressure gauges used in vacuum pumps include Pirani gauges, thermocouple gauges, capacitance manometers, ionization gauges, and Baratron gauges.
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What Is the Difference Between Dry and Wet Vacuum Pumps?
Dry and wet vacuum pumps are two distinct types of pumps that differ in their operating principles and applications. Here’s a detailed explanation of the differences between them:
Dry Vacuum Pumps:
Dry vacuum pumps operate without the use of any lubricating fluid or sealing water in the pumping chamber. They rely on non-contact mechanisms to create a vacuum. Some common types of dry vacuum pumps include:
1. Rotary Vane Pumps: Rotary vane pumps consist of a rotor with vanes that slide in and out of slots in the rotor. The rotation of the rotor creates chambers that expand and contract, allowing the gas to be pumped. The vanes and the housing are designed to create a seal, preventing gas from flowing back into the pump. Rotary vane pumps are commonly used in laboratories, medical applications, and industrial processes where a medium vacuum level is required.
2. Dry Screw Pumps: Dry screw pumps use two or more intermeshing screws to compress and transport gas. As the screws rotate, the gas is trapped between the threads and transported from the suction side to the discharge side. Dry screw pumps are known for their high pumping speeds, low noise levels, and ability to handle various gases. They are used in applications such as semiconductor manufacturing, chemical processing, and vacuum distillation.
3. Claw Pumps: Claw pumps use two rotors with claw-shaped lobes that rotate in opposite directions. The rotation creates a series of expanding and contracting chambers, enabling gas capture and pumping. Claw pumps are known for their oil-free operation, high pumping speeds, and suitability for handling dry and clean gases. They are commonly used in applications such as automotive manufacturing, food packaging, and environmental technology.
Wet Vacuum Pumps:
Wet vacuum pumps, also known as liquid ring pumps, operate by using a liquid, typically water, to create a seal and generate a vacuum. The liquid ring serves as both the sealing medium and the working fluid. Wet vacuum pumps are commonly used in applications where a higher level of vacuum is required or when handling corrosive gases. Some key features of wet vacuum pumps include:
1. Liquid Ring Pumps: Liquid ring pumps feature an impeller with blades that rotate eccentrically within a cylindrical casing. As the impeller rotates, the liquid forms a ring against the casing due to centrifugal force. The liquid ring creates a seal, and as the impeller spins, the volume of the gas chamber decreases, leading to the compression and discharge of gas. Liquid ring pumps are known for their ability to handle wet and corrosive gases, making them suitable for applications such as chemical processing, oil refining, and wastewater treatment.
2. Water Jet Pumps: Water jet pumps utilize a jet of high-velocity water to create a vacuum. The water jet entrains gases, and the mixture is then separated in a venturi section, where the water is recirculated, and the gases are discharged. Water jet pumps are commonly used in laboratories and applications where a moderate vacuum level is required.
The main differences between dry and wet vacuum pumps can be summarized as follows:
1. Operating Principle: Dry vacuum pumps operate without the need for any sealing fluid, while wet vacuum pumps utilize a liquid ring or water as a sealing and working medium.
2. Lubrication: Dry vacuum pumps do not require lubrication since there is no contact between moving parts, whereas wet vacuum pumps require the presence of a liquid for sealing and lubrication.
3. Applications: Dry vacuum pumps are suitable for applications where a medium vacuum level is required, and oil-free operation is desired. They are commonly used in laboratories, medical settings, and various industrial processes. Wet vacuum pumps, on the other hand, are used when a higher vacuum level is needed or when handling corrosive gases. They find applications in chemical processing, oil refining, and wastewater treatment, among others.
It’s important to note that the selection of a vacuum pump depends on specific requirements such as desired vacuum level, gas compatibility, operating conditions, and the nature of the application.
In summary, the primary distinction between dry and wet vacuum pumps lies in their operating principles, lubrication requirements, and applications. Dry vacuum pumps operate without any lubricating fluid, while wet vacuum pumps rely on a liquid ring or water for sealing and lubrication. The choice between dry and wet vacuum pumps depends on the specific needs of the application and the desired vacuum level.
Can Vacuum Pumps Be Used in Laboratories?
Yes, vacuum pumps are extensively used in laboratories for a wide range of applications. Here’s a detailed explanation:
Vacuum pumps are essential tools in laboratory settings as they enable scientists and researchers to create and control vacuum or low-pressure environments. These controlled conditions are crucial for various scientific processes and experiments. Here are some key reasons why vacuum pumps are used in laboratories:
1. Evaporation and Distillation: Vacuum pumps are frequently used in laboratory evaporation and distillation processes. By creating a vacuum, they lower the boiling point of liquids, allowing for gentler and more controlled evaporation. This is particularly useful for heat-sensitive substances or when precise control over the evaporation process is required.
2. Filtration: Vacuum filtration is a common technique in laboratories for separating solids from liquids or gases. Vacuum pumps create suction, which helps draw the liquid or gas through the filter, leaving the solid particles behind. This method is widely used in processes such as sample preparation, microbiology, and analytical chemistry.
3. Freeze Drying: Vacuum pumps play a crucial role in freeze drying or lyophilization processes. Freeze drying involves removing moisture from a substance while it is in a frozen state, preserving its structure and properties. Vacuum pumps facilitate the sublimation of frozen water directly into vapor, resulting in the removal of moisture under low-pressure conditions.
4. Vacuum Ovens and Chambers: Vacuum pumps are used in conjunction with vacuum ovens and chambers to create controlled low-pressure environments for various applications. Vacuum ovens are used for drying heat-sensitive materials, removing solvents, or conducting reactions under reduced pressure. Vacuum chambers are utilized for testing components under simulated space or high-altitude conditions, degassing materials, or studying vacuum-related phenomena.
5. Analytical Instruments: Many laboratory analytical instruments rely on vacuum pumps to function properly. For example, mass spectrometers, electron microscopes, surface analysis equipment, and other analytical instruments often require vacuum conditions to maintain sample integrity and achieve accurate results.
6. Chemistry and Material Science: Vacuum pumps are employed in numerous chemical and material science experiments. They are used for degassing samples, creating controlled atmospheres, conducting reactions under reduced pressure, or studying gas-phase reactions. Vacuum pumps are also used in thin film deposition techniques like physical vapor deposition (PVD) and chemical vapor deposition (CVD).
7. Vacuum Systems for Experiments: In scientific research, vacuum systems are often designed and constructed for specific experiments or applications. These systems can include multiple vacuum pumps, valves, and chambers to create specialized vacuum environments tailored to the requirements of the experiment.
Overall, vacuum pumps are versatile tools that find extensive use in laboratories across various scientific disciplines. They enable researchers to control and manipulate vacuum or low-pressure conditions, facilitating a wide range of processes, experiments, and analyses. The choice of vacuum pump depends on factors such as required vacuum level, flow rate, chemical compatibility, and specific application needs.
editor by Dream 2024-04-24
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