Warranty: 1 year except wearing parts
Customized support: OEM, ODM
Model Number: 2BV5
Application: Automotive Industry, CZPT OEM, Marine, Mining industry, Pharmaceutical industry, wastewater treatment, Water Treatment Solutions
Power Source: Electric, Electric
Pressure: Other
Structure: Single-stage Pump
Voltage: 220V/380V/415V, 380v, 415v, 460v, etc., 380v, 415v, 460v, etc.
Power: NA, Electric
Theory: Vacuum Pump
Usage: Water Ring Vacuum Pump
Certification: ce, iso9001
Frequency: 50 /60 Hz
max suction capacity: 52m3/h@50hz, 63m3/h@60hz
Material: Stainless Steel/Cast Iron etc.
Mechanical Seal: John Crane
Motor brand: Siemens, ABB, WEG, WNM, etc.
Packaging Details: One pump in One plywood caseStandard Export Plywood Case. Standard package without original wood, no fumigation needed.
Port: HangZhou

2BV Water Ring Vacuum Pump1. The standard seals are all used the John Crane mechanical seals. 2.2BV series products have the cavitation protection port.When they work under the condition near the limited vacuum, the cavitation protect port opens (or connects with the separator) to get rid of the screaming to protect the pump. 3 .The unique design of the discharge port can protect the pump from the over-pressure to ensure the best efficient performance in the working range of the pump. 4. The motors are all adopted YE2 series products. The protection class is IP54 or IP55 (normal is IP44) and the insulation grade is F.5. The bearings are all used the imported products with brand name of CZPT or NSK. 6. 2BV series water ring vacuum pump can achieve flexible sealing parts all of PTFE, which can greatly extend the life of the vacuum pump in harsh conditions Product Paramenters Our Advantages Choose high-quality precision castings to ensure product performance, quality and operating life.Castings are the basis of products quality. All products of HangZhou use precision castings. Impellers and discs are precision casted with wax molds. High-quality castings cooperate with the company's advanced processing technology ensures product performance indicators and quality.Standard parts use world famous brands to further improve products performance and quality.The bearings use imported CZPT to ensure the safe operation of the rotating parts and extend the life of the rotating parts; the mechanical seal uses imported John Crane brand which greatly improves the sealing effect as well as the life of the seal.Test vacuum degree, air volume, current, bearing temperature, noise, temperature ,pressure and other parameters for each device, and make detailed original records, and the test records will be accompanied by the goods. Painting: The quality of castings is reliable, and the surface paint is not scratched and leveled before spraying. The paint is sprayed directly. MaterialsAccording to the working situation, the material of all the parts where the liquid flows (i. e. Pump casing, pump cover, port plate, and impeller)are made of various stainless steel as bellow:Bronze, SUS304 (0Cr18Ni9), SUS316 (0Cr17Ni12Mo2), SUS316L (00Cr17Ni14Mo2)The material of the shaft is 2Cr13 or 0Cr18Ni12Mo2TiThe mechanical seals are used the John Crane products and the seals material is optional for FPM or PTFE. Producing Process Company Profile Founded in 2000, Xihu (West Lake) Dis. HangZhou Industrial Pump Co., Ltd. is engaged in the design, producing and sales of the vacuum pumps and stainless steel castings for more than 20 years. Our products are distributed in 32 provinces domestics and are exported to India, Vietnam, America, Southeast Asian countries etc.The development of HangZhou depends on the support of new and old customers.We will provide high-quality products with professional technology and build a bridge of friendship with CZPT management. The general manager of the company and all the staff warmly welcome you to visit us! Application Packing & Delivery FAQ Q: Can I chat with you online? What is your company official website?A: Yes. Our ID is Skype/WhatsApp/Wechat or Alibaba trade messenger. Our company official website is .cn Q: What type of company HangZhou is? A: HangZhou is a manufacture and trading company, has factories for more than 20 yearsQ: What kinds of pumps do you supply?A: We professionally produces water (linquid) ring vacuum pump, roots pumps, Dry Screw Vacumm Pump etcQ: What is your payment terms?A: Alibaba Trade Assurance, Western Union,T/T, L/C, etc.Q: Can you provide OEM, ODM service?A: Yes. We have our own factories, we can make products according to your requirements.Q: Why should we buy from you?A: We will offer you best quality products with most profitable prices and delivery time.Q: What is your warranty period?A: One year warranty

How to install a vacuum pump

A vacuum pump creates a relative vacuum within a sealed volume by drawing gas molecules from the sealed volume. Vacuum pumps can be used in a variety of industrial applications. They also offer various lubrication options. If you are considering purchasing, please understand its functions and features before purchasing.

How it works

The working principle of a vacuum pump is called gas transfer. The principle can be further divided into two basic categories: positive displacement and momentum transfer. At high pressure and moderate vacuum, gas molecules collide and move and create a viscous flow. At higher vacuum levels, gas molecules separate to create molecular or transitional flows.
Another principle of vacuum pumps is fluid-tightness. There are two main types of seals: rotary seals and screw seals. Rotary seals prevent liquid leakage, while screw seals only allow liquids to flow out at higher pressures. Some pumps may not use the third seal.
The flow rate of the vacuum pump determines the machine's ability to pump a certain amount of material. A higher pumping speed will shorten the drain time. Therefore, the mass flow of the vacuum pump must be carefully considered. The speed and type of vacuum must also be considered.
The working principle of a vacuum pump is to push gas molecules from a high-pressure state to a low-pressure state. This creates a partial vacuum. There are many different types of vacuum pumps, each with different functions. Some are mechanical, some are chemical. In either case, their function is the same: to create a partial or complete vacuum. Vacuum pumps use a variety of technologies and are sized according to the application. Proper sizing is critical for optimum efficiency.
Gas transfer pumps use the same principles as vacuum pumps but use different technology. One of the earliest examples is the Archimedes spiral. Its structure consists of a single screw inside a hollow cylinder. More modern designs use double or triple screws. The rotation of the screw causes gas molecules to be trapped in the cavity between the screw and the housing. The fluid is then discharged at slightly above atmospheric pressure. This difference is called the compression ratio.
Another type of vacuum pump is a diffusion pump. Its main use is industrial vacuum processing. It is used in applications such as mass spectrometry, nanotechnology and analytical instrumentation. These pumps are generally inexpensive to purchase and operate.

Apply

Vacuum pumps are essential for many scientific and industrial processes. They are used in the production of vacuum tubes, CRTs, lamps and semiconductor processing. They can also be used to support mechanical equipment. For example, they can be mounted on the engine of a motor vehicle. Likewise, they can be used to power hydraulic components of aircraft. Among other uses, the vacuum pump helps calibrate the gyroscope.
Vacuum pumps are widely used in the pharmaceutical industry and are one of the largest users of this technology. They help deal with hazardous materials and eliminate waste quickly. They are also used in power jets, dump fuel tanks and rear doors, among others. However, they are sensitive to contamination and should only be used in environments where leaks can be prevented. Therefore, choosing the right fluid for the application is very important.
The most popular type of vacuum pump is the rotary vane pump. These pumps are known for their high pumping speed and low pressure. Their efficient pumping capacity allows them to reach pressures below 10-6 bar. Additionally, they are usually oil-sealed and have excellent vacuuming capabilities.
Vacuum pumps are often used to remove air from closed systems. They create a vacuum by reducing the density of the air in the compressed space. This is done by using the mechanical force energy generated by the rotating shaft. When the pump is under pressure, it converts this energy into pneumatic power. When the pressure is different, the energy produced depends on the volume of the gas and the pressure difference between the inner and outer atmospheres.
Vacuum pumps are also used in the manufacture of solar cells. They are used in the manufacture of solar cells, including ingot casting processes as well as cell and module processes. The design of the vacuum system plays an important role in reducing the cost of the process, thus making it profitable. Due to their low maintenance costs, they are an invaluable tool for making solar cells.
Vacuum pumps are widely used in many applications. In addition to industrial and research uses, they are also used in water remediation.

Oil Lubrication Option

Vacuum pumps are available in a variety of oil lubrication options. Choosing the right lubricant can help protect your vacuum pump and maximize its performance. Different base oils may contain different additives, such as antioxidants, and some contain additional additives for specific purposes. You should choose an oil with the right concentration of these additives for optimal lubrication of your vacuum pump.
Vacuum pumps are usually lubricated with paraffinic mineral oil. However, this type of lubricant evaporates as the temperature increases. To minimize evaporative losses, choose a lubricant with low vapor pressure. Also, you should choose lubricants that are resistant to extreme temperatures. Extreme temperatures can put extra stress on the oil and can even significantly shorten the life of the oil.
In terms of viscosity, synthetic oils are the best choice for vacuum pumps. These types of oils are designed to resist gas dissolution and are more resistant to corrosion. Therefore, synthetic oils are ideal for handling aggressive substances. Whether or not your pump needs lubrication, choosing a quality product is important.
The vacuum pump oil should be changed periodically according to the manufacturer's recommendations. If you use a filter, you should also change the oil as soon as the filter reaches the end of its life. Unplanned oil changes will eventually cause the vacuum pump to not reach its maximum vacuum capacity.
You can buy vacuum pump oil from vacuum pump manufacturers or other suppliers. These options are available in a variety of sizes, and labels can be customized. The oil should be designed for the pump. However, you should check the manufacturer's recommendations to avoid buying the wrong type.
If you choose to use a synthetic oil, it is important to use a good quality oil. It helps the pump work more efficiently and prolong its life.

Install

After choosing a suitable location, the next step is to install the pump. First, place the pump on a flat surface. Then, screw the pump onto the motor body above the check valve. Make sure the accessories are wrapped with sealing tape and secured with screws. The direction of gas inflow and outflow is indicated by arrows on the pump. The direction of rotation around the pump is also shown.
During commissioning, check the operation of each part of the pump. If the pump is equipped with a pipe connection, the pipe should be the same size and shape as the pump flange. Also, make sure that the piping does not cause any pressure drop. In addition, the first three weeks of operation require the installation of protective nets at the suction ports.
When selecting a pump, consider the back pressure of the system. Too much back pressure will affect the capacity of the vacuum pump. Also, check the temperature of the seal. If the temperature is too high, the seal may be damaged. It could also be due to a partially closed valve in the recirculation line or a clogged filter. Circulation pumps and heat exchangers should also be checked for fouling.
The vacuum pump is usually installed in the chassis area of ​​the car. They can be mounted next to the engine or on a lower support frame. They are usually fastened to the bracket using suitable shock absorbers and isolating elements. However, before installing the vacuum pump, be sure to check the vacuum pump's wiring harness before connecting it to the vehicle.
In many experimental setups, a vacuum pump is essential. However, improperly installed vacuum pumps can expose users to harmful vapors and chemicals. Appropriate plugs and belt guards should be installed to prevent any accidental chemical exposure. It is also important to install a fume hood for the pump.
In most cases, vacuum pumps come with installation manuals and instructions. Some manufacturers even offer start-up assistance if needed.

editor by czh