Product Description
Q1: What information do I need to provide to get the suitable machine?
1. How much air delivery capacity ( Unit:CFM or M3/Min )
2 How much working pressure ( Unit:PSI, Bar or Mpa )
3.What is the voltage and frequency of my country of residence ( V/Hz )
4. Whether I need other accessories such as air tank, filters and/or air dryers.
Tell us the answer, we will offer scheme for you!
Q2: What are the general unit conversion?
1bar = 0.1Mpa = 14.5psi 1m³/min = 35.32cfm 1KW = 1.34HP
Q3: Are you factory or trading company?
We are factory. Our factory is located in 39 Xihu (West Lake) Dis. Rd, HangZhou, ZHangZhoug
Q4: Which trade term can you accept?
FOB, CIF, CFR, EXW, etc.
Q5: How long will you take to arrange production?
15 days for Regular Products, 35 days for Customizing Models
SPECIFICATION
| MODEL | DLM-37II-4.5 |
| Ambient Temperature | -5ºC to +45 ºC |
| Max Pressure (bar) | 4 |
| Air Delivery (m3/min) | 2.6-10.3 |
| Compression Stage | Two Stage Compression |
| Cooling Method | Air Cooled |
| Discharge Temperature (ºC) | ≤ 75ºC |
| Oil Cotent (ppm) | ≤3 |
| Transmission Method | Direct Driven |
| Sound Level dB(A) | 74±3 |
| Lubricating Oil Amount | 17.5L |
| Motor Power | 37KW/50HP |
| Motor Level Of Protection | IP55 |
| Voltage | 380V/3ph/50Hz |
| Dimensions (mm) | 1850×1150×1500(L*W*H) |
| Weight | KG |
| Discharge Outlet Thread | DN50 |
| After-sales Service: | Video, Live, Site Support |
|---|---|
| Warranty: | 2-Year-Warranty |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Installation Type: | Stationary Type |
| Samples: |
US$ 1800/set
1 set(Min.Order) | |
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what to see in an air compressor
If you need to buy an air compressor, you should know what to look for. The types of air compressors on the market are classified according to their CFM rating, safety devices, and pumps. There are several differences between lubricated and oil-free air compressors that you should know before buying. To better understand the difference between these types of air compressors, read on. This article will guide you through these differences.
Pump
If you are looking for a quality air compressor, you have come to the right place. A good air compressor pump will provide high pressure for anything from tires to boats and more. There are hundreds of different models to choose from, and the great thing about buying one from a Chinese manufacturer is that they have so many options. More importantly, Chinese manufacturers can customize air equipment such as air compressors at low prices.
A good quality air pump won’t break easily, but you’ll be able to use it for years. Choosing a high-quality pump will help you avoid many hassles on the road, such as unplanned downtime and installation costs. Plus, a pump from the same manufacturer as your air compressor is your best bet to ensure optimum performance. Listed below are some tips for finding a quality pump for your air compressor.
The air compressor is an important but unremarkable invention. Without them, our lives would be completely different. Without a pump, we can’t get hot water from central heating, nor can we get heat from the refrigerator. We can’t inflate bicycle tires, and we can’t refuel cars. Pumps are vital to all kinds of machines. So why is it important to choose the right product? The answer may surprise you.
Different types of pumps are used for different applications. Positive displacement pumps move a fixed volume of fluid and direct it to a drain. This design ensures constant flow at a constant speed regardless of discharge pressure. Centrifugal pumps work differently. The impeller accelerates the fluid, converting the input energy into kinetic energy. This type of pump is most commonly used in mines, air conditioning, industrial plants, and flood control.
safety equipment
There are several safety features you should check when using an air compressor. First, check the connection of the air filter to the air. If they come loose, parts may separate and cause injury. Another important safety feature is the shut-off valve. When working near compressed air, the shut-off valve should be within easy reach and visibility. Moving parts and other equipment must be protected with protective covers. Check safety valve and replace damaged parts.
Rupture discs are copper discs located on the air cooler. When the air pressure exceeds a certain limit, it bursts. Fusible plugs contain materials that melt at high temperatures. The compressor should have a lubricating oil pressure alarm and cut off the trip signal. If these two safety devices fail, the compressor should be stopped immediately. The rupture disc should be inspected at least weekly to ensure it does not rupture under pressure.
If the pressure level is too high, and overcurrent protection device cuts power to the motor. It also automatically shuts off the compressor when the hose ruptures or the air volume exceeds a preset level. The device should be installed on the air compressor to prevent accidents. Its job is to protect the operator from harm. If employees do not follow these safety measures, they may cause equipment damage.
To ensure safety when operating the air compressor, safety glasses and gloves should be worn. Pressurized air can cause eye injury, and crash goggles can provide a barrier to prevent this. Additionally, the self-retracting cord prevents trip hazards and reinforces excess cord. You should also keep your hands and body away from the air nozzle. This will prevent you from being sprayed with compressed air.
CFM Rating
An air compressor’s PSI and CFM ratings indicate the pressure and volume it can deliver. PSI stands for pounds per square inch and measures the force and pressure contained in one square inch of air. These two indicators are equally important when choosing an air compressor. If you need a lot of compressed air for a specific application, you will need a higher psi compressor. Likewise, if you are using compressed air in a smaller application, a low cfm compressor will not provide enough power to meet your needs.
When comparing different air compressors, be sure to pay close attention to horsepower and CFM ratings. While compressor power is essential for some tasks, it is not the most important aspect. The CFM rating of an air compressor will determine how big a project it can handle and how long it takes to charge. Make sure you understand the CFM and PSI ratings of your future compressors, as not knowing these important statistics can frustrate you and drive up costs.
In general, it is best to choose an air compressor with a CFM rating higher than the size of the air tool. This will ensure that the air compressor has enough pressure to work multiple tools efficiently at the same time. While smaller CFM ratings may be sufficient for smaller projects, larger tools such as drills require a lot of air. Therefore, the higher the CFM, the larger and more powerful the tool.
Once you understand the CFM of an air compressor, you can start looking for the right tool. You can check the CFM rating of your air compressor online by commenting below. If you’re not sure about the size of your air tool, you can always buy a second air compressor. This is a great way to double the CFM of your air compressor! You’ll have more air to do more work, and your compressor will last longer.
Lack of oil and lubrication
Oil-free air compressors have a smaller footprint and require less maintenance than oil-lubricated air compressors. Although oil-lubricated air compressors are more expensive and heavier than oil-free air compressors, they are also ideal for stationary use. The benefits of oil-free air compressors include greater durability and lower maintenance costs. The advantages and disadvantages of each type are discussed below.
Oil-free air compressors are generally quieter than oil-lubricated air compressors. However, you may still experience some noise while using it. To avoid this, you should choose a quiet intake compressor. However, if you work next to a noisy compressor, you should buy a muffler, an aftermarket filter that reduces compressor noise.
If you want to use the air compressor for a long time, the oil-free model is not the right choice. Its Teflon coating wears off over time, especially at extreme temperatures. Additionally, oil-free air compressors have a large number of moving parts that require regular maintenance, while oil-filled air compressors are great for those who don’t want to invest in extra parts.
Another major difference between oil-free and oil-lubricated air compressors is lubrication. Oil-lubricated air compressors require regular lubrication whereas oil-free air compressors are pre-lubricated. They have fewer parts and are cheaper. Oil-free air compressors are lighter than oil-lubricated air compressors. In addition to being more affordable, oil-free air compressors are more powerful and durable.
While oil-filled air compressors are more efficient and durable, they generate a lot of heat. However, they are also more expensive and require regular oil changes. Furthermore, they are difficult to transport. They also need to be permanently installed. These air compressors are also not portable and require a fixed location. So, consider your needs before deciding which type is best for you. When you’re choosing an air compressor for your business, be sure to shop around.
noise level
If you are wondering what the noise level of an air compressor is, the answer depends on your specific equipment and working environment conditions. Typically, air compressors produce 40 to 90 decibels of noise. Although the lower the decibel level, the quieter the compressor will be. Larger, more powerful air compressors produce higher noise levels than their little brothers. But no matter how big the air compressors are, it’s a good idea to wear hearing protection while working around them.
When purchasing a new air compressor, the noise level of the air compressor should be considered. While this may seem like a small problem, there are actually a lot of variations on these noisy machines. The most common type of air compressor is the reciprocating piston pump. This model uses pistons similar to an engine to rotate inside a chamber. The piston moves quickly and traps air proportional to its size. Single-piston air compressors are generally noisier than twin-piston models, also known as twin cylinders.
But even if you have the proper equipment to protect your hearing, it’s still important to know the noise level of an air compressor. Even if the noise is not immediately dangerous, it can still cause temporary or permanent hearing loss. This condition is called noise-induced hearing loss, and an air compressor with a sound level of 80 or higher can cause permanent hearing damage. You can avoid potential damage to your hearing and prevent accidents by simply paying attention to the noise level of your air compressor.
Air compressors are inherently noisy, but if you take steps to reduce their noise levels, you can minimize disruption to neighbors and co-workers. For example, installing a sound enclosure in your work area can prevent your air compressor from making as much noise as before. Depending on your workspace, you can also try installing a long air hose, which will reduce sound levels by up to 25%.
editor by CX 2023-05-26
China Best Sales 250kw VSD Water Cooling Mute Low Noise Class 0 Oil Free Dry Industrial Screw Rotary Air Compressor mini air compressor
Product Description
| Specification(VSD series) | ||||||
| Model | Capacity M3/min | Power kw | Noise level db | Weight KG | ||
| 3.5~10bar | Water Cooling | Air Cooling | ||||
| OFA1VSD | OFA15VSD | 1.1-3.3 | 15 | 74 | 930 | |
| OFA22VSD | 4.5-5.6 | 22 | 74 | 1150 | ||
| OFA30VSD | 4-6.6 | 30 | 74 | 1300 | ||
| OFW37VSD | 5-8.4 | 37 | 74 | 1600 | ||
| OFW45VSD | 6.1-11.1 | 45 | 74 | 1750 | ||
| OFA2VSD | OFA55VSD | 7.3-9.4 | 55 | 74 | 1900 | |
| OFA75VSD | 10.7-12.4 | 75 | 74 | 2630 | ||
| OFA90VSD | 12.7-15.4 | 90 | 74 | 2700 | ||
| OFA3VSD | OFA110VSD | 16.0-19.5 | 110 | 74 | ||
| OFA132VSD | 18.8-21.8 | 132 | 74 | 4300 | ||
| OFA160VSD | 24.0-29.6 | 160 | 74 | 4300 | ||
| OFA4VSD | OFA200VSD | 12.2-36.6 | 200 | 74 | ||
| OFA250VSD | 14.2-41.8 | 250 | 74 | 6950 | ||
| OFA275VSD | 15.8-47.4 | 275 | 74 | |||
| OFA315VSD | 45.0-52.1 | 315 | 74 | 6950 | ||
| OFA5VSD | OFA355VSD | 50.4-57.5 | 355 | 74 | ||
| OFW1VSD | OFW37VSD | 2-5.9 | 37 | 74 | ||
| OFW45VSD | 2.3-7 | 45 | 74 | |||
| OFW2VSD | OFW55VSD | 4.5-8.8 | 55 | 74 | ||
| OFW75VSD | 4.5-13.2 | 75 | 74 | 2170 | ||
| OFW90VSD | 4.5-15.5 | 90 | 74 | 2220 | ||
| OFW3VSD | OFW110VSD | 6.4-19.1 | 110 | 74 | ||
| OFW132VSD | 7.7-22.4 | 132 | 74 | 3500 | ||
| OFW160VSD | 14.5-42.9 | 160 | 74 | 3500 | ||
| OFW4VSD | OFW200VSD | 18-36.1 | 200 | 74 | ||
| OFW250VSD | 19.-38.4 | 250 | 74 | 6400 | ||
| OFW275VSD | 20.0-41.0 | 275 | 74 | |||
| OFW315VSD | 46.0-50.9 | 315 | 74 | 6650 | ||
| OFW5VSD | OFW355VSD | 50.4-56.3 | 355 | 74 | 6950 | |
| OFW400VSD | 55.8-62.1 | 400 | 74 | 7060 | ||
| OFW450VSD | 63.8-76.5 | 450 | 74 | 8400 | ||
| OFW500VSD | 73.1-83.9 | 500 | 74 | 8400 | ||
| OFW630VSD | 89.0-102.9 | 630 | 74 | 9125 | ||
| OFW750VSD | 101.8-122.8 | 750 | 74 | 9225 | ||
| Company Profile |
ZheJiang Napu compressor Technology Co.,LTD was established in 2012 based in ZheJiang ,specializing in oil-free rotary screw air compressors, offering a wide range of products from airends to compressors .
With over 10 years experience in oil free screw air compressor. NAPU Compressor is compliant with ISO 8573-1, Class 0 standard and audited by TUV Rheinland and China National Quality Inspection Center of Compressor and Refrigerator.
The company is also compliant with ISO 9001:14001 and is CZPT in the domestic market for its quality-driven culture. The oil-free compressors manufactured by the company are used in a variety of sectors including some of our valued clients like CASC-China Aerospace Science Corporation, NORINCO-China North Industries Group, CNNC-China National Nuclear Group, CHANG AN AUTO, SINOPHARM, BYD and CALT and Sino-Chemical etc.
Continuous improvement in productivity and efficiency is our goal, and we continue to offer an extensive services including our own branded oil-free compressor package as well as after-sales services for other leading brands.
| Product Features |
1. In house designed airend
2. 100% oil free air certified by Germany TUV.
3. Double-layer structure to reduce he noise.
4. Air Cooling and Water cooling are available.
5. VSD control are available.
6.Touch Screen PLC with preset running schedule, more intelligent control.
7.OEM&ODM service are accepted
| FAQ |
Q1. Are you trading company or manufacture ?
A: We are professional manufacture of oil free air compressors. More than 20 years of experience in air compressor manufacturing.
Q2. What’s payment term ?
A: T/T, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.
Q3. How about your after-sales service ?
A: 1.We can provide customers with installation and commissioning online instructions.
Q4. How about your warranty?
A: One year for the whole machine and 5 years for screw air end, except consumable spare parts.
Q5. Do you have any certificate ?
A: Yes, we can offer CE ,ISO and certificate as clients’ demande.
Q6. How do you control quality ?
A: 1. The raw materials are strictly inspected
2. Each compressor must pass at least 8 hours of continuous testing before leaving the factory.
Q7.How long could your air compressor be used?
A: Usually, more than over 10 years.
| After-sales Service: | Online Support |
|---|---|
| Warranty: | 12 Months |
| Lubrication Style: | Oil-free |
| Cooling System: | Water Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Horizontal |
| Customization: |
Available
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Types of Air Compressors
There are many types of Air Compressors available on the market. Learn which one is right for your needs and what makes one better than another. Find out more about Single-stage models, Oil-free models, and Low-noise models. This article will explain these types and help you decide which one you need. You can also learn about Air Compressors that have single-stage compressors. If you are looking for a high-quality compressor, this article will help you choose a unit.
Air Compressors
Air compressors work by forcing atmospheric air through an inlet valve. As the piston moves down, it pulls atmospheric air into the chamber. As the piston rises, it forces the compressed air out of the cylinder through an exhaust valve. One of the most common types of air compressor is the reciprocating type. Another type of compressor is a single-stage piston. These types of compressors compress air in one stroke – equivalent to the complete rotation of the piston’s crankshaft.
These devices change electrical or mechanical energy into pressurized air. When air is compressed, its volume decreases, increasing its pressure. Air compressors typically have a minimum pressure of 30 bars. The lower pressure band is the range of air pressure. Most compressors are controlled separately, but network controls can be used to interconnect multiple compressors. This type of controller will not work for all types of compressors. There are other types of air compressors that can communicate with each other.
Compressed air has multiple applications in all kinds of industries. In agriculture, it can power pneumatically powered material handling machines for irrigation and crop spraying. Dairy equipments also use compressed air. Compressors are also used in the pharmaceutical industry for mixing tanks, packaging, and conveyor systems. Portable air compressors, which can be powered by diesel fuel, are frequently used at remote drilling sites. Portable air compressors are also commonly used in oil and gas. They can be used to remotely control valves and install reactor rods.
Whether you use an air compressor for agricultural purposes or in a manufacturing setting, there are some features to consider when choosing an air compressor for your needs. A good compressor will have a safety device. It will automatically shut off the input air and output air once sufficient compressing has been achieved. These features will help your air compressor remain efficient and protect your equipment. The safety device is an important feature of any air compressor to increase its overall efficiency.
Vane air compressors are the most common type. They are generally smaller and less powerful than reciprocating piston compressors, so you can use one of these for applications that are under 100 horsepower. The vane air compressors have low compression ratios and high capacities, but they are generally limited to low-power applications. Vane compressors tend to run hot, and they typically have a low compression ratio. It is important to choose the correct oil viscosity for your compressor.
Single-stage models
When comparing single-stage air compressors, look for the term “stages.” Multi-stage compressors use two stages and can handle more capacity and pressure. One stage involves pressurizing air using a piston and a lower-pressure cylinder. This compressed air is then moved to a storage tank. Single-stage models tend to be more energy-efficient than their two-stage counterparts. But if you don’t need a high-pressure cylinder, a single-stage air compressor can be the best choice.
Although single-stage air compressors produce less power, they can produce enough air to power pneumatic tools and other pneumatic equipment. These single-stage units are most useful for smaller-scale home projects and DIY projects. For more industrial purposes, a dual-stage model is the best choice. But if you’re in a hurry, a single-stage unit may be sufficient. Ultimately, it depends on what you plan to do with the air compressor.
Single-stage air compressors feature a single cylinder, one piston stroke for each revolution of pressurized air. Single-stage compressors are typically smaller and more compact, making them a good choice for smaller work environments. Their cfm capacity (cubic feet per minute) is an important indicator of operating capacity. If you plan to use multiple pneumatic tools, you will probably need a higher cfm model. Similarly, the horsepower of single-stage compressors indicates its working capacity. One horsepower moves 550 pounds per foot per minute.
Multi-stage air compressors are generally more expensive and more energy-efficient than single-stage units, but they can offer higher air flow rates. While they may be more complex, they can lower general operating expenses. If you plan on using your air compressor for industrial or commercial use, a dual-stage model might be the best choice. However, if you’re planning to use the air compressor for mass production, a single-stage model may be the best choice.
Single-stage air compressors have the same piston size and number of inlets, while dual-stage models have a smaller first piston and a much longer second piston. Both have a cooling tube in between the two pistons to reduce the air temperature before the second round of compression. The single-stage model is typically small and portable, while the double-stage air compressor is stationary. These compressors can both be stationary and large.
Low-noise models
Despite its name, low-noise models of air compressors are not all the same. The noise level of a compressor can be affected by several factors, including the power source and proximity to the machine. Reciprocal compressors are generally louder than electric ones because of their many moving parts. By contrast, rotary-screw and scroll compressors have fewer moving parts and are quieter.
The noise level of a gas-powered air compressor can be extremely high, making it unsuitable for use indoors. To combat this problem, you can choose an electric model. The noise level of a compressor is primarily caused by motor friction. The cover of a piston is also a major factor in noise, as pistons with minimal covers will produce a lot of noise. Previously, oil was required for a quiet compressor. However, this has changed thanks to the medical industry’s demand for oil-free models.
The CZPT EC28M Quiet Air Compressor is another model that features quiet operation. This air compressor makes 59dB of noise. This level is low enough to allow you to carry on normal conversations while it cycles. In addition, this compressor has an industrial oil-free pump and a 2.8 Amp direct-drive induction motor. These two features make it a great choice for businesses.
Low-noise models of air compressors are available for the construction industry. However, these compressors are not necessarily low-quality, which is why you should consider the noise level of your air tool before purchasing one. The specialists at CZPT can recommend the low-noise models for your particular application and space. Noise can distract people who work near the air compressor. That is why many businesses now opt for these models.
Oil-free models
A number of oil-free models of air compressors are available, but what makes them special? Oil-free compressors don’t contain oil, so they’re lubricated by grease instead. They’re a good choice if you’re working with a small compressor and don’t want to risk damaging it. On the other hand, oil-free models do generate significant amounts of heat, which can damage the compressor. Higher pressure can grind the compressor against itself, or even warp it.
A few words of knowledge can help you choose the best oil-free air compressor for your needs. For example, a compressor’s horsepower is a measurement of how powerful the motor is. Higher horsepower means a higher PSI or ACFM. You can also use the ACFM to compare the two. Scroll technology is a modern air compression system that uses a stationary and mobile spiral. This reduces the volume of air in the compressor by directing it to the center.
Purchasing an oil-free air compressor doesn’t have to be a daunting task, though. A good distributor can advise you on what type of oil-free air compressor is right for you. This way, you can save money and enjoy peace of mind while using your air compressor. And, of course, the best way to get a great deal on an air compressor is to speak to a distributor who is knowledgeable about the products available.
An oil-free air compressor is a great option for businesses that are sensitive to the contamination of air. For example, in the pharmaceutical and food industry, a minuscule oil could spoil a product or even damage production equipment. Oil-free air compressors generally have lower maintenance costs than oil-flooded models because there are fewer moving parts. Because of this, oilless air compressors require fewer maintenance and may still need to be replaced occasionally.
A few advantages of an oil-free air compressor over an oil-lubricated one include lower noise levels. Oil-free air compressors tend to be less noisy and run more quietly than oil-injected ones, but you should still carefully weigh the pros and cons before making a decision. Also, consider how much you use your air compressor before choosing a model. The pros outweigh the cons. In the end, you’ll be glad you chose an oil-free air compressor.
editor by CX 2023-05-18
China Water Cooling Double-Stage China Oil Free Air Compressor Jiapeng Wwy portable air compressor
Item Description
We have been mainly engaged in the organization of oxygen turbocharger for 5 years. Our business supplies turbocharger consumables, turbocharger gaskets, turbocharger cylinders, we provide maintenance online video and complex assistance. At present can offer Jiapeng, Libang, CZPT and other brand names of maintenance supplies and specialized support. To give one particular-stop provider, do your side of the supercharger advisor
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US $1,200 / Set | |
1 Set (Min. Order) |
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| After-sales Service: | 5 Year |
|---|---|
| Warranty: | 5 Year |
| Cooling System: | Water Cooling |
| Cylinder Arrangement: | Balanced Opposed Arrangement |
| Cylinder Position: | Angular |
| Compress Level: | Double-Stage |
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| Samples: |
US$ 150/Piece
1 Piece(Min.Order) |
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| Customization: |
Available
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|
US $1,200 / Set | |
1 Set (Min. Order) |
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| After-sales Service: | 5 Year |
|---|---|
| Warranty: | 5 Year |
| Cooling System: | Water Cooling |
| Cylinder Arrangement: | Balanced Opposed Arrangement |
| Cylinder Position: | Angular |
| Compress Level: | Double-Stage |
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| Samples: |
US$ 150/Piece
1 Piece(Min.Order) |
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| Customization: |
Available
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The Air Compressor Is a Versatile Tool
The Air Compressor is one of the most versatile tools in any garage or workshop. It is easy to use and can perform a variety of tasks, from jackhammering to drilling. These machines are available in a wide variety of sizes and types, making it an excellent choice for a variety of situations. With a single motor, you no longer need separate motors for each tool. Its lightweight, compact design makes it easy to handle, and the single motor also reduces wear on parts.
Oil-injected
Oil-injected air compressors require a large amount of lubricant, which needs to be added to the sump regularly to maintain optimum performance. As there are many types of industrial fluids, a well-intentioned maintenance technician may add the wrong lubricant to the compressor. If this happens, the compressor will become incompatible with the lubricant, resulting in excessive carryover and the need to flush and replace downstream air treatment components.
Typically, the G 110-250 oil-injected rotary screw compressor from Atlas Copco provides reliable compressed air, preventing costly downtime. The G110-250 oil-injected rotary screw compressor is highly reliable and durable, enabling it to function in temperatures up to 46degC/115degF. Despite the oil-injected air compressor’s robust design, this unit requires very little on-site installation, and it features simple operation.
The primary advantage of oil-injected air compressors is the reduced cost of running. The cost of oil-free compressors is less than half of that of oil-injected ones, and it will require fewer maintenance costs in the long run. Moreover, the oil-free system is more environmentally friendly than oil-injected air compressors. But the drawbacks of oil-injected air compressors are substantial, too. It can contaminate finished goods and cause a significant financial risk for the manufacturer.
An oil-injected rotary screw air compressor offers several advantages over its counterpart. First, it features an innovative vertical design with variable-speed drive, allowing it to run more efficiently. Second, oil-injected air compressors reduce energy consumption by up to 50% compared to non-oil-injected air compressors. They also have a thermostatic valve, allowing them to maintain an optimum temperature. Thermostatically-regulated oil coolers allow the compressor to run more quietly.
Oil-free
What is an oil-free air compressor? The name refers to a type of air compressor that does not contain oil in the compressor chamber. Oil-free air compressors still use oil for various purposes, including lubricating the moving parts and managing waste heat. However, many people do not realize that their air compressor still requires oil for proper functioning. This article will explore why this type of air compressor is preferable for many users.
First of all, oil-free air technology has many benefits. For one, it reduces the energy cost involved in filtering air, and it minimizes leaks. Moreover, it also reduces the oil costs associated with compressor refills. And finally, it reduces the risks of contamination. Oil-free air technology is the future of compressed air. If you’re looking for an oil-free air compressor, here’s what to look for in your search.
Depending on the purpose of your air compressor, it may be beneficial to invest in an oil-free air compressor. Oil-lubricated air compressors are generally more durable than their oil-free counterparts, but they may cost twice as much. You should still consider the cost of ownership before purchasing an oil-free compressor. The oil-free models can be easier to transport, and they are more powerful. Moreover, they’re quieter than oil-lubed models.
An oil-free air compressor also means less maintenance, as it doesn’t need oil to work. This type of air compressors also features fewer moving parts, which means fewer places for problems to develop. All oil-free air compressors are manufactured to meet ISO Class 0 and 1 air purity standards. They also have less noise and vibration compared to their oil-based counterparts. So, why not choose an oil-free air compressor for your business?
Gasoline
When choosing a gas-powered air compressor, it’s important to consider the advantages of gasoline. This energy source can power a large air compressor without electricity. However, this type of air compressor lacks electrical hookup, so you’ll need to run an extension cord if you need to use it at a distance. However, gas compressors are able to function with just a gas tank. This makes them ideal for medium to heavy-duty industrial applications.
Another important consideration when choosing a gas air compressor is its size. Larger compressors are typically larger than portable ones and require more space. This makes them easier to transport and operate on the go. However, if you’re not sure which type of air compressor is best for you, consider the gas-powered versions. While they may be lighter, they don’t run as smoothly as their electric counterparts. Gasoline-powered compressors are not as portable as their electric counterparts and require proper maintenance.
Electricity
Electricity in an air compressor is not cheap. A 25 HP air compressor runs for ten hours each day, five days a week. The motor in these machines consumes 746 watts per hour. To find out how much electricity the equipment uses, multiply the wattage by the running time. For example, if the compressor runs for three hours, then it will use 1.9 kilowatt hours of electricity. To determine how much electricity an air compressor uses per day, you can calculate the kilowatt hours and multiply the number by the utility rate. Considering this, you can determine the cost of running your air compressor once per month.
The cost of operating an air compressor depends on the type of compressor. Electric air compressors are often silent and can run without any maintenance. These tools can be left unattended for up to four thousand hours before requiring repair. Electric air compressors require higher power for higher pressure, so you should plan accordingly. Whether or not you need a maintenance visit is up to you, but the benefit of not having to spend a fortune on repairs is priceless.
Although compressed air is not an energy-efficient source, its use in a variety of applications may save you money and kilowatts. Since an air compressor uses power when it is running, the cost is lower than the cost of operating a power tool. If you plan to use your air compressor for a long time, make sure that it is maintained properly. Proper care will save you money and power, and you may even be able to get an extended warranty if the compressor breaks down.
Variable frequency drive
The main purpose of a variable frequency drive (VFD) in an air compressor is to reduce energy consumption in the process of compression. A single motor drag system cannot adjust its speed continuously according to the weight of the load. By applying frequency control to the compressor, the power consumption can be reduced while maintaining the same pressure level. Therefore, a VFD is an excellent choice for compressors. Its benefits are numerous.
A VFD can also monitor the temperature of the motor and send error signals if the motor is running too hot or too cold. This eliminates the need for a separate sensor to monitor the oil pressure. These functions are useful not only in lowering energy consumption, but also in improving the performance of an application. Moreover, a VFD can monitor additional variables such as temperature and motor speed. Hence, it is a useful investment.
When using a VFD, it is crucial to choose the right motor. The speed of the compressor should be within the maximum starting limit of the motor. The air tank may be of any size, but a constant pressure limit is required to keep the VFD running within the service factor of the motor. In addition to a VFD, a master controller should also include a remote pressure set point and a PID card for a master controller. The transmitter should incorporate all useful data from the VFD, including the speed and the oil temperature. The VFD must be tested before it is integrated with the master control. It should be tested for min and max speed, temperature, and current within the expected range.
The use of a VFD in an air compressor has many benefits. One of the most notable is the reduction in power consumption. Fixed-speed compressors run on set points of six to seven bar. An extra bar of compression uses 7 percent of energy. This energy is wasted. A VFD-powered air compressor can also increase the life span of compressor parts. It is one of the best investments in your compressor. So, why wait any longer?
editor by czh 2023-01-26
China 220V Portable Rotary Screw Air Compressor High Cooling Capacity Low Noise Bsa357sdfy3an1 Refrigeration Compressor air compressor portable
Item Description
220V Portable Rotary Screw Air Compressor Higher Cooling Potential Minimal Sounds BSA357SDFY3AN1 Refrigeration Compressor
Technological Specification
Technological Specification for other Series
| inverter compressor | Refrigerant Gas R22 | DC POWER | |||||||||
| Model | cm3/rev | BTU/H | WATTS | Input Power | frequency range | Present | BTU/W/H | W/W | dB(A) | Oil capacity | bodyweight |
| 303DHV-47B2(Y) | forty seven | 36490 | 10700 | 3370 | 30~90Hz | eighteen.5 | 10.nine | three.2 | sixty | 1.5L | 36Kg |
| 303DHV-47D2(Y) | 47 | 36490 | 10700 | 3350 | thirty~90Hz | eight.six | 10.9 | 3.2 | sixty | 1.5L | 36Kg |
| 403DHV-64D2(Y) | sixty four | 48420 | 14200 | 4300 | thirty~90Hz | eleven.5 | eleven.two | three.three | sixty | 1.8L | 36Kg |
| 401DHV-64D2(Y) | sixty four | 61380 | 18000 | 5600 | 20~150Hz | 10.5 | 10.9 | 3.two | sixty six | one.8L | 36Kg |
| 503DHV-80D2(Y) | 80 | 61040 | 17900 | 5300 | 30~90Hz | 15 | 11.six | three.4 | sixty | 1.8L | 37Kg |
| inverter compressor | Refrigerant Gas R407 | DC POWER | |||||||||
| Model | cm3/rev | BTU/H | WATTS | Input Power | frequency range | Recent | BTU/W/H | W/W | dB(A) | Oil capacity | bodyweight |
| G303DHV-47B2(Y) | 47 | 37510 | 11000 | 3470 | 30~90Hz | 19.one | 10.nine | 3.2 | 60 | one.5L | 36Kg |
| G303DHV-47D2(Y) | forty seven | 37510 | 11000 | 3450 | 30~90Hz | 8.nine | ten.9 | three.2 | 60 | one.5L | 36Kg |
| G403DHV-64D2(Y) | 64 | 49790 | 14600 | 4430 | thirty~90Hz | 11.8 | 11.2 | three.three | sixty | one.8L | 36Kg |
| G401DHV-64D2(Y) | 64 | 63220 | 18540 | 5770 | 20~150Hz | 10.8 | 10.nine | 3.two | sixty six | one.8L | 36Kg |
| G503DHV-80D2(Y) | eighty | 62740 | 18400 | 5460 | 30~90Hz | fifteen.5 | eleven.6 | 3.4 | 60 | ||
220V Portable Rotary Screw Air Compressor Higher Cooling Capacity Low Sound BSA357SDFY3AN1 Refrigeration Compressor
Refrigerator Compressor
220V Transportable Rotary Screw Air Compressor Large Cooling Capability Lower Sound BSA357SDFY3AN1 Refrigeration Compressor
Refrigeration Compressors Scope
We are specialised in refrigeration compressors, including rotary, scroll, piston, screw, airtight, semi-airtight all sorts of makes refrigeration compressors.
one.Rotary compressor:Toshiba,Panasonic, CZPT LG
two.Scroll compressor:Copeland,Dan-foss performer,hitachi,Daikin,Sanyo
three.Piston hermetic compressor:Tecumseh CZPT MT,NTZ,MTZ series.
4.Semi-hermetic Reciprocating Compressor:Copeland,Bit-zer,Provider
5.Screw compressor :Bit-zer ,Hitachi
Brand Assortment
220V Transportable Rotary Screw Air Compressor Large Cooling Ability Lower Noise BSA357SDFY3AN1 Refrigeration Compressor
Workshop
220V Transportable Rotary Screw Air Compressor High Cooling Capacity Low Noise BSA357SDFY3AN1 Refrigeration Compressor
FAQ
1. What is the cost for refrigeration compressor?
The value is determined by Amount .
2. How about samples?
Sample Direct Time: 5 working days
Sample Fee:
one).It’s free for all for a regular consumer
two).For new buyers, we will cost very first, it is totally refundable when order confirmed.
three. How several times for delivery?
Shipping and delivery Methods and Lead Time:
By Categorical: 3-5 functioning days to your door (DHL, UPS, TNT, FedEx…)
By Air: 5-8 operating days to your airport
By Sea: Pls recommend your port of location, the actual days will be verified by our forwarders, and the pursuing direct time is for your reference. Europe and The usa (twenty five – 35 times), Asia (3-7 times), Australia ( sixteen-23 days)
four. What is the Terms of Payment?
Credit rating Card,T/T, L/C, Western Union 30% T/T in advance, 70% just before shipping and delivery.
5. Packaging & Shipping ?
Pallet, wood circumstance or with outer carton, or as customers’ distinct demands.
6. Why select your firm?
We are focusing on all elements of refrigeration compressor, high high quality and good charges.
We strictly implement the rules according to the quality standard in each and every aspects from the acquire of uncooked substance to the manufacturing process and outgoing of goods.
Excellent services and Excellent good quality is supplied all the time…
Packaging & Shipping Packing: Carton, wood box and pallet, or as customers’ demands.
Delivery: By Express (DHL /UPS /TNT /FedEx /EMS), By Air, By Sea
220V Portable Rotary Screw Air Compressor High Cooling Capacity Minimal Noise BSA357SDFY3AN1 Refrigeration Compressor
Pakaging and transport
HVAC&R Exhibition
220V Moveable Rotary Screw Air Compressor Substantial Cooling Capacity Lower Sound BSA357SDFY3AN1 Refrigeration Compressor
| After-sales Service: | Online Support |
|---|---|
| Warranty: | 6 Months |
| Installation Type: | Stationary Type |
| Lubrication Style: | Lubricated |
| Cylinder Position: | Vertical |
| HP: | 1HP |
###
| Customization: |
Available
|
|---|
###
| inverter compressor | Refrigerant Gas R22 | DC POWER | |||||||||
| Model | cm3/rev | BTU/H | WATTS | Input Power | frequency range | CURRENT | BTU/W/H | W/W | dB(A) | Oil capacity | weight |
| 303DHV-47B2(Y) | 47 | 36490 | 10700 | 3370 | 30~90Hz | 18.5 | 10.9 | 3.2 | 60 | 1.5L | 36Kg |
| 303DHV-47D2(Y) | 47 | 36490 | 10700 | 3350 | 30~90Hz | 8.6 | 10.9 | 3.2 | 60 | 1.5L | 36Kg |
| 403DHV-64D2(Y) | 64 | 48420 | 14200 | 4300 | 30~90Hz | 11.5 | 11.2 | 3.3 | 60 | 1.8L | 36Kg |
| 401DHV-64D2(Y) | 64 | 61380 | 18000 | 5600 | 20~150Hz | 10.5 | 10.9 | 3.2 | 66 | 1.8L | 36Kg |
| 503DHV-80D2(Y) | 80 | 61040 | 17900 | 5300 | 30~90Hz | 15 | 11.6 | 3.4 | 60 | 1.8L | 37Kg |
| inverter compressor | Refrigerant Gas R407 | DC POWER | |||||||||
| Model | cm3/rev | BTU/H | WATTS | Input Power | frequency range | CURRENT | BTU/W/H | W/W | dB(A) | Oil capacity | weight |
| G303DHV-47B2(Y) | 47 | 37510 | 11000 | 3470 | 30~90Hz | 19.1 | 10.9 | 3.2 | 60 | 1.5L | 36Kg |
| G303DHV-47D2(Y) | 47 | 37510 | 11000 | 3450 | 30~90Hz | 8.9 | 10.9 | 3.2 | 60 | 1.5L | 36Kg |
| G403DHV-64D2(Y) | 64 | 49790 | 14600 | 4430 | 30~90Hz | 11.8 | 11.2 | 3.3 | 60 | 1.8L | 36Kg |
| G401DHV-64D2(Y) | 64 | 63220 | 18540 | 5770 | 20~150Hz | 10.8 | 10.9 | 3.2 | 66 | 1.8L | 36Kg |
| G503DHV-80D2(Y) | 80 | 62740 | 18400 | 5460 | 30~90Hz | 15.5 | 11.6 | 3.4 | 60 | ||
| After-sales Service: | Online Support |
|---|---|
| Warranty: | 6 Months |
| Installation Type: | Stationary Type |
| Lubrication Style: | Lubricated |
| Cylinder Position: | Vertical |
| HP: | 1HP |
###
| Customization: |
Available
|
|---|
###
| inverter compressor | Refrigerant Gas R22 | DC POWER | |||||||||
| Model | cm3/rev | BTU/H | WATTS | Input Power | frequency range | CURRENT | BTU/W/H | W/W | dB(A) | Oil capacity | weight |
| 303DHV-47B2(Y) | 47 | 36490 | 10700 | 3370 | 30~90Hz | 18.5 | 10.9 | 3.2 | 60 | 1.5L | 36Kg |
| 303DHV-47D2(Y) | 47 | 36490 | 10700 | 3350 | 30~90Hz | 8.6 | 10.9 | 3.2 | 60 | 1.5L | 36Kg |
| 403DHV-64D2(Y) | 64 | 48420 | 14200 | 4300 | 30~90Hz | 11.5 | 11.2 | 3.3 | 60 | 1.8L | 36Kg |
| 401DHV-64D2(Y) | 64 | 61380 | 18000 | 5600 | 20~150Hz | 10.5 | 10.9 | 3.2 | 66 | 1.8L | 36Kg |
| 503DHV-80D2(Y) | 80 | 61040 | 17900 | 5300 | 30~90Hz | 15 | 11.6 | 3.4 | 60 | 1.8L | 37Kg |
| inverter compressor | Refrigerant Gas R407 | DC POWER | |||||||||
| Model | cm3/rev | BTU/H | WATTS | Input Power | frequency range | CURRENT | BTU/W/H | W/W | dB(A) | Oil capacity | weight |
| G303DHV-47B2(Y) | 47 | 37510 | 11000 | 3470 | 30~90Hz | 19.1 | 10.9 | 3.2 | 60 | 1.5L | 36Kg |
| G303DHV-47D2(Y) | 47 | 37510 | 11000 | 3450 | 30~90Hz | 8.9 | 10.9 | 3.2 | 60 | 1.5L | 36Kg |
| G403DHV-64D2(Y) | 64 | 49790 | 14600 | 4430 | 30~90Hz | 11.8 | 11.2 | 3.3 | 60 | 1.8L | 36Kg |
| G401DHV-64D2(Y) | 64 | 63220 | 18540 | 5770 | 20~150Hz | 10.8 | 10.9 | 3.2 | 66 | 1.8L | 36Kg |
| G503DHV-80D2(Y) | 80 | 62740 | 18400 | 5460 | 30~90Hz | 15.5 | 11.6 | 3.4 | 60 | ||
A Buyer’s Guide to Air Compressor Types
There are many types of Air Compressors, and it’s important to understand what each type has to offer. In this article, we’ll discuss single stage air compressors, low-noise compressors, and models with two pistons. But, before you buy an Air Compressor, be sure to read our buyer’s guide to the various types. This way, you’ll have all of the information you need to make the right decision for your business.
Single-stage air compressors
A single-stage air compressor is an excellent choice for most general-purpose purposes. They provide enough power to operate pneumatic tools, and they produce less heat. Single-stage air compressors, however, are not suitable for heavy-duty industrial uses. However, they can be used in various applications, including auto shops, gas stations, and various manufacturing facilities. They are also suitable for borewells and other high-pressure places.
These air compressors are a great choice for home use and are suitable for small-scale businesses, contractors, and small shops. These compressors have continuous duty cycles, cast iron compressor pumps, and a minimum 5,000-hour pump life. They also feature advanced features, including ODP motors, Auto Start & Controls, Receiver tanks, and power cords. They have low maintenance and can save you a great deal of money.
Single-stage air compressors are generally less expensive and lighter than their two-stage counterparts. Single-stage air compressors are also more portable, which is a plus for small projects. While two-stage compressors offer higher CFM, they are more powerful and bulky, making them unsuitable for small or home use. So it is essential to determine what you will use the air compressor for and decide on a model based on your needs.
A single-stage air compressor is made of a piston and a tank. The piston moves rapidly inside the cylinder and exerts pressure on the cylinder. This means that the piston can’t move any faster than the air pressure outside the cylinder. The piston is designed to operate in the same way for each stage. This is a great choice for home shops and one-man automotive shops, as it allows you to control the pressure without sacrificing the pump’s life.
Single-stage air compressors are often cheaper than two-stage versions, but they are not the best choice for every application. If you are only using your air compressor occasionally, you’ll find a one-stage model to be much more reliable than a two-stage model. The main difference between the two types of compressors is in the amount of air that each stage compresses. A two-stage air compressor will have more air storage capacity, but it will still produce more pressure.
Rotary vane compressors
Rotary vane compressors use a centrifugal pump to compress air. The rotor is set eccentrically in the housing, which almost touches the vane. As the rotor turns, the air that enters the pump is trapped between the vanes. This compressed air undergoes compression as the rotor rotates. Vanes are small pieces of carbon fiber or graphite composite. Vanes may be made of different materials depending on the application.
While rotary vane pumps are not commonly used to produce compressed air, they are widely used in automotive and hydraulic applications. Chances are, you have used a rotary vane pump at some point in your life. These pumps are also common in the vacuum and compressed air industries. As a result, many people don’t realize that they’re still around. They feature slots that allow the vanes to slide in and out of the rotor.
A rotary vane compressor has a drum and rotor inside. The rotor is eccentrically positioned and has slots and grooves on its surface. Its inlet and outlet ports are situated off-center, allowing the vanes to be pushed out by centrifugal force. Because the rotor rotates so quickly, air is trapped between the vanes. This air then becomes pressurized by the rotating rotor.
Rotating vane compressors can be easily serviced and repaired. A simple replacement of carbon vanes requires just 15 minutes and common tools. The carbon vanes typically last nine to eighteen months, depending on system operating pressure. Before purchasing a rotary vane compressor, make sure to check whether it has been properly performance-tested and has a warranty. Generally, warranties cover the rotor/stator chambers but do not cover the vanes or air filters. You should also check if the unit is covered by a lightning or water damage warranty.
Rotary vane compressors are an integral part of manufacturing industries. Many pharmaceutical manufacturing facilities depend on rotary vane compressors to control their equipment. Other industries that use rotary vane compressors include the plastics, woodworking, natural gas, and medical & dental fields. Their benefits are numerous and far outweigh any disadvantages of rotary screw compressors. For example, a rotary vane compressor can double the life of a conventional compressor.
Rotary vane compressors with low-noise models
If you are looking for a rotary vane air compressor, you have come to the right place. CZPT’s LV Series rotary vane compressors offer low-noise models, compact size, and robust integration. In addition to their low-noise features, they feature large filter systems to deliver high-quality compressed air. The LV Series models also feature CZPT’s reputation for reliability and quality.
This type of compressor uses centrifugal force to operate and is limited in its top and minimum operating speeds. They are only a third as powerful as screw compressors, and their top speed limits are much lower. Furthermore, the vanes wear out easily at high speeds because there is not enough centrifugal force to seal them against the cylinder’s edges. Even at half their full capacity, they consume as much as 80% of their total energy rating.
Because piston compressors produce a lot of noise, factory owners and shop owners have begun to install noise-dampening cabinets and other solutions. But, rotary vane compressors produce far less noise than a traditional vacuum, and the maintenance costs are also low. Rotary vane compressors are also extremely helpful in several industries. They are used in the automotive and auto finishing industries, as well as in dairy industries and milking machines.
If you have a deep pond, a rotary vane air compressor kit can pump up to 20 feet of water. This is more than enough airflow for two to five diffusers. A 1/4 HP rotary vane kit pumps around 4.2 CFM. It also helps to increase circulation and oxygen levels in the pond. Finally, a 1/4 HP kit offers the necessary power to clean up the bottom of a pond.
The rotary vane and rotary screw are the most popular air compressors today. While they are similar in many ways, they are more versatile and durable than their counterparts. They use fewer angular contact ball bearings and require less frequent maintenance than piston air compressors. Compared to piston air compressors, rotary vane and rotary screw compressors are quieter and are less expensive.
Rotary vane compressors with two pistons
The rotary vane and rotary screw compressors are similar in application, but both have different advantages and disadvantages. This article will compare the benefits of each and highlight the differences between them. While both are commonly used in industrial applications, rotary vane compressors are preferred by many industries. These compressors also have a wide range of uses, ranging from automotive air tool operation to milking machines. These compressors also have the advantage of being quieter than piston-powered ones.
The current common rail position may not be suitable for pressure swirl injectors, but new positions have been tested and show improvements in specific energy values. Moreover, the current position is not required for external oil pumps. However, mass induction and expulsion have to be performed with utmost care. This article focuses on the design and efficiency of rotary vane compressors. You can find more information about this new design in the references mentioned below.
The advantages of this type of compressor are its low cost, compact size, and easy maintenance. Hence, they are preferred in low capacity applications. Moreover, they feature integrated vanes. The rotating vanes close the air gap and compress air towards the outlet. Compared to piston-powered compressors, these units are cheaper and more reliable. Therefore, you should choose one with the lowest price tag. You can also opt for rotary vane compressors that are oil-free.
Sliding vane compressors are another popular variant. They have a single cylinder connected to the compressor and are capable of operating at low speeds. This design also reduces the amount of friction and maintains volumetric efficiency. However, the sliding vane compressors suffer from high frictional losses. If you are looking for a more efficient rotary compressor, this is the best option. While sliding vane compressors have been in the spotlight for over a century, they are still quite young.
These compressors are easy to install and maintain. They are also quieter than piston compressors. They are also cheaper than piston-driven compressors. The energy efficiency and low price make them the perfect choice for any commercial or industrial application. If you’re looking for a small, compact compressor, the rotary vane has been proven to be the best choice for your needs. You should know that it has a long service life.
editor by czh 2023-01-19