Product Description
Product Description
A typical rotary vacuum pump is comprised of a housing, a rotor and a series of radially moving vanes, which come in dry-running or lubricated versions (the latter are the most commonly used in the majority of industrial applications). The rotor is generally the only continuously moving vane vacuum pump part. There’s also a working chamber inside the housing, which is divided into 2 separate compartments by the rotor and vanes. Many vane vacuum pumps also include an inlet valve as a safety feature.
Rotary vane vacuum pumps are available in single-stage and two-stage versions. The stages refer to the number of times that compression actually occurs. Two-stage pumps are also able to attain a lower pressure than single-stage pumps, due to the fact that gas is only admitted during the high pressure stage.
Rotary vane vacuum pumps are ideally suited for a wide range of low and medium vacuum applications such as general and chemical laboratory, analytics, CHINAMFG drying, process engineering and more. A rotary vane pump works via positive displacement, which is when volumes of air or gas are confined within a closed space and are compressed when the space is mechanically reduced.
Product Parameters
| Product Model | 50/60Hz | RH063 |
| Pumping Speed | 50Hz | 63m³/H |
| 60Hz | 76m³/H | |
| Ultimate Pressure | mbar | 0.1 |
| Inlet Diameter | G1 1/4” | |
| Voltage | 50Hz | 220-240/345-415V |
| 60Hz | 220-275/380-480V | |
| Motor Power | kW | 2.2 |
| Current (A) | 50Hz | 8.5/4.9 |
| 60Hz | 9.2/5.3 | |
| Rotate Speed | r/min | 1440/1720 |
| Noise Level | dB | 63 |
| Oil Volume | L | 2.0 |
| Net Weight | kg | 55 |
Our Advantages
1.The whole body are painted by baking paint.
2.The pump are manufactured under high quality standard.
vacuum pump and compressor are high-efficiency and energy-saving products developed by our factory on the basis of years of scientific research achievements and production experience, combined with advanced technology of imported products. It is usually used to pump gases that do not contain CHINAMFG particles, are insoluble in water, and are not corrosive to create vacuum and pressure in closed containers. By changing the structural material, it can also be used to pump corrosive gas or use corrosive liquid as working fluid. Widely used in paper making, chemical, petrochemical, light industry, pharmaceutical, food, metallurgy, building materials, stone tools, coal washing, mineral processing, fertilizer and other industries.
Company Profile
Packaging & Shipping
Certifications
FAQ
Q: Can you design and make customized vacuum systems?
A: Yes, we are good for this.
Q: What is your MOQ?
A: 1 piece or 1 set.
Q: How about your delivery time?
A: 5-10 working days for the standard vacuum pump if the quantity is below 20 pieces, 20-30 working days for the conventional vacuum system with less than 5 sets. For more quantity or special requirements, please contact us to check the lead time.
Q: What are your payment terms?
A: By T/T, 50% advance payment/deposit and 50% paid before shipment.
Q: How about the warranty?
A: We offer 1-year warranty (except for the wearing parts).
Q: How about the service?
A: We offer remote video technical support. We can send the service engineer to the site for some special requirements.
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| After-sales Service: | After-Sale Service Is Available |
|---|---|
| Oil or Not: | Oil |
| Structure: | Rotary Vacuum Pump |
| Exhauster Method: | Positive Displacement Pump |
| Vacuum Degree: | Vacuum |
| Working Conditions: | Dry |
| Customization: |
Available
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What Is the Impact of Altitude on Vacuum Pump Performance?
The performance of vacuum pumps can be influenced by the altitude at which they are operated. Here’s a detailed explanation:
Altitude refers to the elevation or height above sea level. As the altitude increases, the atmospheric pressure decreases. This decrease in atmospheric pressure can have several effects on the performance of vacuum pumps:
1. Reduced Suction Capacity: Vacuum pumps rely on the pressure differential between the suction side and the discharge side to create a vacuum. At higher altitudes, where the atmospheric pressure is lower, the pressure differential available for the pump to work against is reduced. This can result in a decrease in the suction capacity of the vacuum pump, meaning it may not be able to achieve the same level of vacuum as it would at lower altitudes.
2. Lower Ultimate Vacuum Level: The ultimate vacuum level, which represents the lowest pressure that a vacuum pump can achieve, is also affected by altitude. As the atmospheric pressure decreases with increasing altitude, the ultimate vacuum level that can be attained by a vacuum pump is limited. The pump may struggle to reach the same level of vacuum as it would at sea level or lower altitudes.
3. Pumping Speed: Pumping speed is a measure of how quickly a vacuum pump can remove gases from a system. At higher altitudes, the reduced atmospheric pressure can lead to a decrease in pumping speed. This means that the vacuum pump may take longer to evacuate a chamber or system to the desired vacuum level.
4. Increased Power Consumption: To compensate for the decreased pressure differential and achieve the desired vacuum level, a vacuum pump operating at higher altitudes may require higher power consumption. The pump needs to work harder to overcome the lower atmospheric pressure and maintain the necessary suction capacity. This increased power consumption can impact energy efficiency and operating costs.
5. Efficiency and Performance Variations: Different types of vacuum pumps may exhibit varying degrees of sensitivity to altitude. Oil-sealed rotary vane pumps, for example, may experience more significant performance variations compared to dry pumps or other pump technologies. The design and operating principles of the vacuum pump can influence its ability to maintain performance at higher altitudes.
It’s important to note that vacuum pump manufacturers typically provide specifications and performance curves for their pumps based on standardized conditions, often at or near sea level. When operating a vacuum pump at higher altitudes, it is advisable to consult the manufacturer’s guidelines and consider any altitude-related limitations or adjustments that may be necessary.
In summary, the altitude at which a vacuum pump operates can have an impact on its performance. The reduced atmospheric pressure at higher altitudes can result in decreased suction capacity, lower ultimate vacuum levels, reduced pumping speed, and potentially increased power consumption. Understanding these effects is crucial for selecting and operating vacuum pumps effectively in different altitude environments.
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.
How Are Vacuum Pumps Different from Air Compressors?
Vacuum pumps and air compressors are both mechanical devices used to manipulate air and gas, but they serve opposite purposes. Here’s a detailed explanation of their differences:
1. Function:
– Vacuum Pumps: Vacuum pumps are designed to remove or reduce the pressure within a closed system, creating a vacuum or low-pressure environment. They extract air or gas from a chamber, creating suction or negative pressure.
– Air Compressors: Air compressors, on the other hand, are used to increase the pressure of air or gas. They take in ambient air or gas and compress it, resulting in higher pressure and a compacted volume of air or gas.
2. Pressure Range:
– Vacuum Pumps: Vacuum pumps are capable of generating pressures below atmospheric pressure or absolute zero pressure. The pressure range typically extends into the negative range, expressed in units such as torr or pascal.
– Air Compressors: Air compressors, on the contrary, operate in the positive pressure range. They increase the pressure above atmospheric pressure, typically measured in units like pounds per square inch (psi) or bar.
3. Applications:
– Vacuum Pumps: Vacuum pumps have various applications where the creation of a vacuum or low-pressure environment is required. They are used in processes such as vacuum distillation, vacuum drying, vacuum packaging, and vacuum filtration. They are also essential in scientific research, semiconductor manufacturing, medical suction devices, and many other industries.
– Air Compressors: Air compressors find applications where compressed air or gas at high pressure is needed. They are used in pneumatic tools, manufacturing processes, air conditioning systems, power generation, and inflating tires. Compressed air is versatile and can be employed in numerous industrial and commercial applications.
4. Design and Mechanism:
– Vacuum Pumps: Vacuum pumps are designed to create a vacuum by removing air or gas from a closed system. They may use mechanisms such as positive displacement, entrapment, or momentum transfer to achieve the desired vacuum level. Examples of vacuum pump types include rotary vane pumps, diaphragm pumps, and diffusion pumps.
– Air Compressors: Air compressors are engineered to compress air or gas, increasing its pressure and decreasing its volume. They use mechanisms like reciprocating pistons, rotary screws, or centrifugal force to compress the air or gas. Common types of air compressors include reciprocating compressors, rotary screw compressors, and centrifugal compressors.
5. Direction of Air/Gas Flow:
– Vacuum Pumps: Vacuum pumps draw air or gas into the pump and then expel it from the system, creating a vacuum within the chamber or system being evacuated.
– Air Compressors: Air compressors take in ambient air or gas and compress it, increasing its pressure and storing it in a tank or delivering it directly to the desired application.
While vacuum pumps and air compressors have different functions and operate under distinct pressure ranges, they are both vital in various industries and applications. Vacuum pumps create and maintain a vacuum or low-pressure environment, while air compressors compress air or gas to higher pressures for different uses and processes.
editor by CX 2024-04-08
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