Product Description
Product Description
China Factory Nice Quality Screw Air Compressor German Technology Direct Driven 7bar to 12.5bar Rotary Industrial 22kw 30hp
The screw air compressor is a device that provides compressed air for each workshop in the factory.
It compresses the atmospheric pressure air inhaled from the outside through the screw, air intake system and other mechanisms, stores it in an air tank reciever, and sends it to each production line through the pipeline.
Some equipment that needs to use compressed air, such as car repari store, the producation type factory with various pneumatic measuring instruments, the cylinder of the equipment, etc.,
The use of screw compressors is to create more high pressure air.
Brief Introduction:
Air end: Germany Technology. 30 years designed lifetime.
Motor: Top quality ,IP54 or IP55
Inverter: Danish brand inverter can save 30% energy.
Warranty: 5 years for the air end, and 2 years for the whole compressor.
Delivery time: 7-15 days.
After-sales service:we have our professional after-sales technician to instruct the installation of the whole screw air compressor.
Certificate: CE/ISO9001/ASME
We offer free pipe and valves for installation and installation diagram
Detailed Photos
Advatages:
1. Screw(air end), using German and Italian technology, a strong heart determines the excellent performance of the pillow core.
2. Main eletrical system, Mainly use electrical components from Top brands, Greatly improve the service life of electrical appliances.
3.Inlet air system,The design of the air intake system with CHINAMFG Rand ensures the air intake quality of the compressor and the safety of the main engine, and greatly improves the service life of the equipment.
4. Pipes, stainless steel/brass pipes are used to ensure the cleanliness of the air, anti-corrosion and dirt resistance, and improve the service life of the machine
Product Parameters
| Model Modelo |
HW-7A | HW-11A | HW-15A | HW-22A | HW-30A | HW-37A | HW-45A | ||||||||||||||||||||||
| air flow flujo de aire |
m3/min | 1.2 | 1.1 | 0.9 | 0.8 | 1.65 | 1.5 | 1.3 | 1.1 | 2.5 | 2.3 | 2.1 | 1.9 | 3.8 | 3.6 | 3.1 | 2.9 | 5.3 | 5 | 4.3 | 4 | 6.7 | 6.2 | 5.2 | 5 | 7.4 | 7 | 6.3 | 6 |
| cfm | 42.372 | 38.841 | 31.779 | 28.248 | 58.2615 | 52.965 | 45.903 | 38.841 | 88.275 | 81.213 | 74.151 | 67.089 | 134.178 | 127.116 | 109.461 | 102.399 | 187.143 | 176.55 | 151.833 | 141.24 | 236.577 | 218.922 | 183.612 | 176.55 | 261.294 | 247.17 | 222.453 | 211.86 | |
| working pressure presión laboral |
bar(kg) | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 | 7 | 8 | 10 | 12.5 |
| psi | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | 102 | 116 | 145 | 174 | |
| power poder |
KW / HP | 7.5kw/ 10hp |
11kw/ 15hp |
15kw/ 20hp |
22kw/ 30hp |
30kw/ 40hp |
37kw/ 50hp |
45kw/ 60hp |
|||||||||||||||||||||
| noise | db(A) | 62±2 | 66±2 | 66±2 | 68±2 | 68±2 | 72±2 | 72±2 | |||||||||||||||||||||
| Caliber | inch | RP 1/2 | RP3/4 | RP3/4 | RP 1 | RP 1 | RP1 1/2 | RP1 1/2 | |||||||||||||||||||||
| Voltage/Frequency | AC 380v/415v/220v/480v or 50hz/60hz accpet Customized voltage | ||||||||||||||||||||||||||||
| Starting mode Modo de inicio |
Y-△ / direct driver | ||||||||||||||||||||||||||||
| lubricant oil | liter | 5 | 9 | 9 | 18 | 18 | 18 | 20 | |||||||||||||||||||||
| Shape dimension (mm) |
L | 850 | 1180 | 1180 | 1300 | 1300 | 1450 | 1450 | |||||||||||||||||||||
| W | 640 | 800 | 800 | 910 | 910 | 910 | 910 | ||||||||||||||||||||||
| H | 880 | 1210 | 1210 | 1290 | 1290 | 1290 | 1290 | ||||||||||||||||||||||
| Weight | KG | 210 | 310 | 310 | 420 | 430 | 540 | 680 | |||||||||||||||||||||
Certifications
CE, ISO9001,GCCA,ASME(air tank)
Customer feedback
Installation Instructions
Company Profile
HangZhou CHINAMFG Technology Co., Ltd., founded in 1985, in ZheJiang ,China, It is a professional air compressor manufacturer with 30 years of experience in R&D, manufacturing, marketing and service.
After the technical system reform in 2000, the company introduced German advanced CHINAMFG technology, adhering to the German advanced industrial design concept, rigorous manufacturing technology and comprehensive management. We strictly implement ISO9001 international quality system certification and EU,CE,ISO9001 standard production machines. The performance and quality of our products have been widely recognized and praised by the market, Starting to enter overseas markets in 2571, it currently has agents and after-sales teams in North America, Western Europe, South Africa, East Africa and other regions.
After Sales Service
Special Customized Service
1) Full OEM
• Quantity: at least 10 pcs
• In this plan, we will do all the changes (Color, name plate and logo) as your need, and will not charge extra fee.
2) Half OEM
• Quantity: no limit
• Under this program, we can make the necessary alteration (name plate and logo) but we will charge some extra fee for the name plate, as the name plate factory has the MOQ.
3) Logo OEM
• Quantity: no limit
• Only the logo will be changed to yours, and no extra fee will be charged.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Support Online and Local Service |
|---|---|
| Warranty: | 12 Moths |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | No |
| Customization: |
Available
|
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How does variable speed drive technology improve air compressor efficiency?
Variable Speed Drive (VSD) technology improves air compressor efficiency by allowing the compressor to adjust its motor speed to match the compressed air demand. This technology offers several benefits that contribute to energy savings and enhanced overall system efficiency. Here’s how VSD technology improves air compressor efficiency:
1. Matching Air Demand:
Air compressors equipped with VSD technology can vary the motor speed to precisely match the required compressed air output. Traditional fixed-speed compressors operate at a constant speed regardless of the actual demand, leading to energy wastage during periods of lower air demand. VSD compressors, on the other hand, ramp up or down the motor speed to deliver the necessary amount of compressed air, ensuring optimal energy utilization.
2. Reduced Unloaded Running Time:
Fixed-speed compressors often run unloaded during periods of low demand, where they continue to consume energy without producing compressed air. VSD technology eliminates or significantly reduces this unloaded running time by adjusting the motor speed to closely follow the air demand. As a result, VSD compressors minimize energy wastage during idle periods, leading to improved efficiency.
3. Soft Starting:
Traditional fixed-speed compressors experience high inrush currents during startup, which can strain the electrical system and cause voltage dips. VSD compressors utilize soft starting capabilities, gradually ramping up the motor speed instead of instantly reaching full speed. This soft starting feature reduces mechanical and electrical stress, ensuring a smooth and controlled startup, and minimizing energy spikes.
4. Energy Savings at Partial Load:
In many applications, compressed air demand varies throughout the day or during different production cycles. VSD compressors excel in such scenarios by operating at lower speeds during periods of lower demand. Since power consumption is proportional to motor speed, running the compressor at reduced speeds significantly reduces energy consumption compared to fixed-speed compressors that operate at a constant speed regardless of the demand.
5. Elimination of On/Off Cycling:
Fixed-speed compressors often use on/off cycling to adjust the compressed air output. This cycling can result in frequent starts and stops, which consume more energy and cause mechanical wear. VSD compressors eliminate the need for on/off cycling by continuously adjusting the motor speed to meet the demand. By operating at a consistent speed within the required range, VSD compressors minimize energy losses associated with frequent cycling.
6. Enhanced System Control:
VSD compressors offer advanced control capabilities, allowing for precise monitoring and adjustment of the compressed air system. These systems can integrate with sensors and control algorithms to maintain optimal system pressure, minimize pressure fluctuations, and prevent excessive energy consumption. The ability to fine-tune the compressor’s output based on real-time demand contributes to improved overall system efficiency.
By utilizing variable speed drive technology, air compressors can achieve significant energy savings, reduce operational costs, and enhance their environmental sustainability by minimizing energy wastage and optimizing efficiency.
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How do you choose the right air compressor for woodworking?
Choosing the right air compressor for woodworking is essential to ensure efficient and effective operation of pneumatic tools and equipment. Here are some factors to consider when selecting an air compressor for woodworking:
1. Required Air Volume (CFM):
Determine the required air volume or cubic feet per minute (CFM) for your woodworking tools and equipment. Different tools have varying CFM requirements, so it is crucial to choose an air compressor that can deliver the required CFM to power your tools effectively. Make sure to consider the highest CFM requirement among the tools you’ll be using simultaneously.
2. Tank Size:
Consider the tank size of the air compressor. A larger tank allows for more stored air, which can be beneficial when using tools that require short bursts of high air volume. It helps maintain a consistent air supply and reduces the frequency of the compressor cycling on and off. However, if you have tools with continuous high CFM demands, a larger tank may not be as critical.
3. Maximum Pressure (PSI):
Check the maximum pressure (PSI) rating of the air compressor. Woodworking tools typically operate within a specific PSI range, so ensure that the compressor can provide the required pressure. It is advisable to choose an air compressor with a higher maximum PSI rating to accommodate any future tool upgrades or changes in your woodworking needs.
4. Noise Level:
Consider the noise level of the air compressor, especially if you’ll be using it in a residential or shared workspace. Some air compressors have noise-reducing features or are designed to operate quietly, making them more suitable for woodworking environments where noise control is important.
5. Portability:
Assess the portability requirements of your woodworking projects. If you need to move the air compressor frequently or work in different locations, a portable and lightweight compressor may be preferable. However, if the compressor will remain stationary in a workshop, a larger, stationary model might be more suitable.
6. Power Source:
Determine the power source available in your woodworking workspace. Air compressors can be powered by electricity or gasoline engines. If electricity is readily available, an electric compressor may be more convenient and cost-effective. Gasoline-powered compressors offer greater flexibility for remote or outdoor woodworking projects where electricity may not be accessible.
7. Quality and Reliability:
Choose an air compressor from a reputable manufacturer known for producing reliable and high-quality equipment. Read customer reviews and consider the warranty and after-sales support offered by the manufacturer to ensure long-term satisfaction and reliability.
8. Budget:
Consider your budget and balance it with the features and specifications required for your woodworking needs. While it’s important to invest in a reliable and suitable air compressor, there are options available at various price points to accommodate different budgets.
By considering these factors and evaluating your specific woodworking requirements, you can choose an air compressor that meets the demands of your tools, provides efficient performance, and enhances your woodworking experience.
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What is the difference between a piston and rotary screw compressor?
Piston compressors and rotary screw compressors are two common types of air compressors with distinct differences in their design and operation. Here’s a detailed explanation of the differences between these two compressor types:
1. Operating Principle:
- Piston Compressors: Piston compressors, also known as reciprocating compressors, use one or more pistons driven by a crankshaft to compress air. The piston moves up and down within a cylinder, creating a vacuum during the intake stroke and compressing the air during the compression stroke.
- Rotary Screw Compressors: Rotary screw compressors utilize two intermeshing screws (rotors) to compress air. As the male and female screws rotate, the air is trapped between them and gradually compressed as it moves along the screw threads.
2. Compression Method:
- Piston Compressors: Piston compressors achieve compression through a positive displacement process. The air is drawn into the cylinder and compressed as the piston moves back and forth. The compression is intermittent, occurring in discrete cycles.
- Rotary Screw Compressors: Rotary screw compressors also employ a positive displacement method. The compression is continuous as the rotating screws create a continuous flow of air and compress it gradually as it moves along the screw threads.
3. Efficiency:
- Piston Compressors: Piston compressors are known for their high efficiency at lower flow rates and higher pressures. They are well-suited for applications that require intermittent or variable air demand.
- Rotary Screw Compressors: Rotary screw compressors are highly efficient for continuous operation and are designed to handle higher flow rates. They are often used in applications with a constant or steady air demand.
4. Noise Level:
- Piston Compressors: Piston compressors tend to generate more noise during operation due to the reciprocating motion of the pistons and valves.
- Rotary Screw Compressors: Rotary screw compressors are generally quieter in operation compared to piston compressors. The smooth rotation of the screws contributes to reduced noise levels.
5. Maintenance:
- Piston Compressors: Piston compressors typically require more frequent maintenance due to the higher number of moving parts, such as pistons, valves, and rings.
- Rotary Screw Compressors: Rotary screw compressors have fewer moving parts, resulting in lower maintenance requirements. They often have longer service intervals and can operate continuously for extended periods without significant maintenance.
6. Size and Portability:
- Piston Compressors: Piston compressors are available in both smaller portable models and larger stationary units. Portable piston compressors are commonly used in construction, automotive, and DIY applications.
- Rotary Screw Compressors: Rotary screw compressors are typically larger and more suitable for stationary installations in industrial and commercial settings. They are less commonly used in portable applications.
These are some of the key differences between piston compressors and rotary screw compressors. The choice between the two depends on factors such as required flow rate, pressure, duty cycle, efficiency, noise level, maintenance needs, and specific application requirements.
editor by CX 2024-05-07
China Best Sales 100 CHINAMFG 7bar Energy Saving Dry Oil Free \Oilless Screw Air Compressor mini air compressor
Product Description
Industrial Silent/Mute Medical Dry Oil Free Oilless Direct Drive Rotary Double Screw Type Air Compressor Advantages
1.Clean air 100% oil-free, class 0 oil free air according to ISO8537-1
2.Adopt GHH air end made in Germany
3.Technology patent used in oil free compressed air system
4.Significant energy saving, environmental-friendly and pollution-free
5.Low operation and maintenance cost
6.Powerful MAM microcomputer controller and touch screen
7.Designed especially for medical, pharmacy, instrument, coating, chemical industry and food processing, etc.
DENAIR Dry Type Oil Free Screw Air Compressor In Hannover Messe 2017
DENAIR Class 0 Certification
Comparison between dry oil free compressor and lubricated screw air compressor
Dry Type Oil-free Air Compressor Technical Parameters
| Model | Maximum working pressure | Capacity(FAD)* | Installed motor power |
Cooling Method | Noise Level** | Dimensions (mm) |
Weight | Air Outlet Pipe Diameter | |||||||
| 50 Hz | 60 Hz | ||||||||||||||
| bar(e) | psig | m³/min | cfm | m³/min | cfm | kW | hp | dB(A) | L | W | H | kG | |||
| DWW-55 | 7 | 102 | 9.35 | 330 | 8.06 | 285 | 55 | 75 | Air Cooling W-water Cooling | 74 | 2000 | 1200 | 1650 | 1900 | G1-1/2″ |
| 8 | 116 | 9.17 | 324 | 8.04 | 284 | 55 | 75 | 74 | 2000 | 1200 | 1650 | 1900 | G1-1/2″ | ||
| 10 | 145 | 8.11 | 286 | 7.05 | 249 | 55 | 75 | 74 | 2000 | 1200 | 1650 | 1900 | G1-1/2″ | ||
| DWW-55W | 7 | 102 | 9.35 | 330 | 8.06 | 285 | 55 | 75 | 74 | 2000 | 1200 | 1650 | 1800 | G1-1/2″ | |
| 8 | 116 | 9.17 | 324 | 8.04 | 284 | 55 | 75 | 74 | 2000 | 1200 | 1650 | 1800 | G1-1/2″ | ||
| 10 | 145 | 8.11 | 286 | 7.05 | 249 | 55 | 75 | 74 | 2000 | 1200 | 1650 | 1800 | G1-1/2″ | ||
| DWW-75 | 7 | 102 | 12.71 | 449 | 11.56 | 408 | 75 | 100 | 74 | 2000 | 1200 | 1650 | 2100 | DN50 | |
| 8 | 116 | 11.78 | 416 | 11.53 | 407 | 75 | 100 | 74 | 2000 | 1200 | 1650 | 2100 | DN50 | ||
| 10 | 145 | 11.57 | 409 | 10.11 | 357 | 75 | 100 | 74 | 2000 | 1200 | 1650 | 2100 | DN50 | ||
| DWW-75W | 7 | 102 | 12.71 | 449 | 11.56 | 408 | 75 | 100 | 74 | 2000 | 1200 | 1650 | 2000 | DN50 | |
| 8 | 116 | 11.78 | 416 | 11.53 | 407 | 75 | 100 | 74 | 2000 | 1200 | 1650 | 2000 | DN50 | ||
| 10 | 145 | 11.57 | 409 | 10.11 | 357 | 75 | 100 | 74 | 2000 | 1200 | 1650 | 2000 | DN50 | ||
| DWW-90 | 7 | 102 | 14.6 | 515 | 13.61 | 480 | 90 | 120 | 76 | 2800 | 1800 | 1860 | 2800 | DN50 | |
| 8 | 116 | 14.32 | 506 | 13.47 | 476 | 90 | 120 | 76 | 2800 | 1800 | 1860 | 2800 | DN50 | ||
| 10 | 145 | 13.55 | 478 | 12.5 | 441 | 90 | 120 | 76 | 2800 | 1800 | 1860 | 2800 | DN50 | ||
| DWW-90W | 7 | 102 | 14.6 | 515 | 13.61 | 480 | 90 | 120 | 76 | 2800 | 1800 | 1860 | 2180 | DN50 | |
| 8 | 116 | 14.32 | 506 | 13.47 | 476 | 90 | 120 | 76 | 2800 | 1800 | 1860 | 2180 | DN50 | ||
| 10 | 145 | 13.55 | 478 | 12.5 | 441 | 90 | 120 | 76 | 2800 | 1800 | 1860 | 2180 | DN50 | ||
| DWW-110 | 7 | 102 | 20.27 | 716 | N/A*** | N/A*** | 110 | 150 | 78 | 2800 | 1800 | 1860 | 3200 | DN65 | |
| 8 | 116 | 19.03 | 672 | N/A*** | N/A*** | 110 | 150 | 78 | 2800 | 1800 | 1860 | 3200 | DN65 | ||
| 10 | 145 | 16.65 | 588 | 15.57 | 550 | 110 | 150 | 78 | 2800 | 1800 | 1860 | 3200 | DN65 | ||
| DWW-110W | 7 | 102 | 20.27 | 716 | N/A*** | N/A*** | 110 | 150 | 78 | 2800 | 1800 | 1860 | 3050 | DN65 | |
| 8 | 116 | 19.03 | 672 | N/A*** | N/A*** | 110 | 150 | 78 | 2800 | 1800 | 1860 | 3050 | DN65 | ||
| 10 | 145 | 16.65 | 588 | 15.57 | 550 | 110 | 150 | 78 | 2800 | 1800 | 1860 | 3050 | DN65 | ||
| DWW-132 | 7 | 102 | 23.94 | 845 | 20.09 | 709 | 132 | 175 | 78 | 2800 | 1800 | 1860 | 3340 | DN65 | |
| 8 | 116 | 22.47 | 793 | 19.87 | 702 | 132 | 175 | 78 | 2800 | 1800 | 1860 | 3340 | DN65 | ||
| 10 | 145 | 20.19 | 713 | N/A*** | N/A*** | 132 | 175 | 78 | 2800 | 1800 | 1860 | 3340 | DN65 | ||
| DWW-132W | 7 | 102 | 23.94 | 845 | 20.48 | 723 | 132 | 175 | 78 | 2800 | 1800 | 1860 | 3170 | DN65 | |
| 8 | 116 | 22.47 | 793 | 20.26 | 715 | 132 | 175 | 78 | 2800 | 1800 | 1860 | 3170 | DN65 | ||
| 10 | 145 | 20.19 | 713 | 19.82 | 700 | 132 | 175 | 78 | 2800 | 1800 | 1860 | 3170 | DN65 | ||
| DWW-160 | 7 | 102 | 27.26 | 962 | 25.47 | 899 | 160 | 215 | 78 | 2800 | 1800 | 1860 | 3700 | DN65 | |
| 8 | 116 | 25.86 | 913 | 25.17 | 889 | 160 | 215 | 78 | 2800 | 1800 | 1860 | 3700 | DN65 | ||
| 10 | 145 | 23.87 | 843 | 23.18 | 819 | 160 | 215 | 78 | 2800 | 1800 | 1860 | 3700 | DN65 | ||
| DWW-160W | 7 | 102 | 27.26 | 962 | 25.47 | 899 | 160 | 215 | 78 | 2800 | 1800 | 1860 | 3300 | DN65 | |
| 8 | 116 | 25.86 | 913 | 25.17 | 889 | 160 | 215 | 78 | 2800 | 1800 | 1860 | 3300 | DN65 | ||
| 10 | 145 | 23.87 | 843 | 23.8 | 819 | 160 | 215 | 78 | 2800 | 1800 | 1860 | 3300 | DN65 | ||
| DWW-185 | 7 | 102 | 30.19 | 1066 | 28.88 | 1571 | 185 | 250 | 78 | 2800 | 1800 | 1860 | 3900 | DN65 | |
| 8 | 116 | 29.53 | 1043 | 28.3 | 999 | 185 | 250 | 78 | 2800 | 1800 | 1860 | 3900 | DN65 | ||
| 10 | 145 | 27.2 | 960 | 27.17 | 960 | 185 | 250 | 78 | 2800 | 1800 | 1860 | 3900 | DN65 | ||
| DWW-185W | 7 | 102 | 30.19 | 1066 | 28.88 | 1571 | 185 | 250 | 78 | 2800 | 1800 | 1860 | 3460 | DN65 | |
| 8 | 116 | 29.53 | 1043 | 28.3 | 999 | 185 | 250 | 78 | 2800 | 1800 | 1860 | 3460 | DN65 | ||
| 10 | 145 | 27.2 | 960 | 27.17 | 960 | 185 | 250 | 78 | 2800 | 1800 | 1860 | 3460 | DN65 | ||
| DWW-200W | 7 | 102 | 36.41 | 1286 | 31.14 | 1100 | 200 | 270 | 78 | 3100 | 2150 | 2200 | 4300 | DN100 | |
| 8 | 116 | 33.86 | 1196 | 30.52 | 1078 | 200 | 270 | 78 | 3100 | 2150 | 2200 | 4300 | DN100 | ||
| 10 | 145 | 30.35 | 1071 | 28.82 | 1018 | 200 | 270 | 78 | 3100 | 2150 | 2200 | 4300 | DN100 | ||
| DWW-220W | 7 | 102 | 38.99 | 1377 | 37.54 | 1325 | 220 | 300 | 78 | 3100 | 2150 | 2200 | 4500 | DN100 | |
| 8 | 116 | 37.93 | 1339 | 36.78 | 1299 | 220 | 300 | 78 | 3100 | 2150 | 2200 | 4500 | DN100 | ||
| 10 | 145 | 33.79 | 1193 | 31.08 | 1097 | 220 | 300 | 78 | 3100 | 2150 | 2200 | 4500 | DN100 | ||
| DWW-250W | 7 | 102 | 47.26 | 1669 | 41.53 | 1466 | 250 | 350 | 78 | 3100 | 2150 | 2200 | 4550 | DN100 | |
| 8 | 116 | 43.31 | 1529 | 40.69 | 1437 | 250 | 350 | 78 | 3100 | 2150 | 2200 | 4550 | DN100 | ||
| 10 | 145 | 38.88 | 1373 | 37.43 | 1322 | 250 | 350 | 78 | 3100 | 2150 | 2200 | 4550 | DN100 | ||
| DWW-280W | 7 | 102 | 51.04 | 1802 | N/A*** | N/A*** | 280 | 375 | 80 | 3400 | 2400 | 2200 | 4800 | DN100 | |
| 8 | 116 | 47.24 | 1668 | N/A*** | N/A*** | 280 | 375 | 80 | 3400 | 2400 | 2200 | 4800 | DN100 | ||
| 10 | 145 | 43.26 | 1528 | 41.4 | 1462 | 280 | 375 | 80 | 3400 | 2400 | 2200 | 4800 | DN100 | ||
| DWW-315W | 7 | 102 | 52.03 | 1837 | N/A*** | N/A*** | 315 | 425 | 80 | 3400 | 2400 | 2200 | 5000 | DN100 | |
| 8 | 116 | 51.04 | 1802 | N/A*** | N/A*** | 315 | 425 | 80 | 3400 | 2400 | 2200 | 5000 | DN100 | ||
| 10 | 145 | 47.18 | 1666 | N/A*** | N/A*** | 315 | 425 | 80 | 3400 | 2400 | 2200 | 5000 | DN100 | ||
Low Pressure Dry Type Oil-free Air Compressor Technical Parameters
| Model | Maximum working pressure | Capacity(FAD)* | Installed motor power |
Cooling Method | Noise Level** | Dimensions (mm) |
Weight | Air Outlet Pipe Diameter |
|||||||
| 50 Hz | 60 Hz | ||||||||||||||
| bar(e) | psig | m³/min | cfm | m³/min | cfm | kW | hp | dB(A) | L | W | H | kG | |||
| DWL-55-2 | 2.5 | 37 | 15.33 | 541 | 14.4 | 508 | 55 | 75 | Air Cooling W-water Cooling | 69 | 2100 | 1500 | 1790 | 2500 | DN100 |
| DWL-55-3 | 3.5 | 51 | 12.78 | 451 | 10.85 | 383 | 55 | 75 | 69 | 2100 | 1500 | 1790 | 2500 | DN100 | |
| DWL-75-2 | 2.5 | 37 | 19.92 | 703 | 19.85 | 701 | 75 | 100 | 69 | 2100 | 1500 | 1790 | 2650 | DN100 | |
| DWL-75-3 | 3.5 | 51 | 16.3 | 575 | 15.86 | 560 | 75 | 100 | 69 | 2100 | 1500 | 1790 | 2650 | DN100 | |
| DWL-90-2 | 2.5 | 37 | 26.07 | 921 | 26.28 | 928 | 90 | 120 | 72 | 2800 | 1800 | 1860 | 2750 | DN100 | |
| DWL-90-3 | 3.5 | 51 | 19.54 | 690 | 18.3 | 646 | 90 | 120 | 72 | 2100 | 1500 | 1790 | 2750 | DN100 | |
| DWL-110(W)-2 | 2.5 | 37 | 33.16 | 1171 | 29.82 | 1053 | 110 | 150 | 72 | 3100 | 2150 | 2200 | 3500 | DN150 | |
| DWL-110(W)-3 | 3.5 | 51 | 25.6 | 904 | 23.9 | 884 | 110 | 150 | 72 | 2800 | 1800 | 1860 | 3000 | DN150 | |
| DWL-132(W)-2 | 2.5 | 37 | 40.24 | 1421 | 36.99 | 1271 | 132 | 175 | 72 | 3100 | 2150 | 2200 | 3600 | DN150 | |
| DWL-132(W)-3 | 3.5 | 51 | 27.23 | 961 | 29.43 | 1039 | 132 | 175 | 72 | 2800 | 1800 | 1860 | 3100 | DN150 | |
| DWL-160(W)-2 | 2.5 | 37 | 49.42 | 1745 | 45.2 | 1596 | 160 | 215 | 76 | 3100 | 2150 | 2200 | 3900 | DN150 | |
| DWL-160(W)-3 | 3.5 | 51 | 35.75 | 1262 | 35.12 | 1240 | 160 | 215 | 76 | 3100 | 2150 | 2200 | 3800 | DN150 | |
| DWL-185(W)-2 | 2.5 | 37 | 56.02 | 1989 | 52.71 | 1861 | 185 | 250 | 79 | 3400 | 2400 | 2200 | 4100 | DN150 | |
| DWL-185(W)-3 | 3.5 | 51 | 42.21 | 1490 | 40.28 | 1422 | 185 | 250 | 79 | 3400 | 2400 | 2200 | 4000 | DN150 | |
*) FAD in accordance with ISO 1217 : 2009, Annex C: Absolute intake pressure 1 bar (a), cooling and air intake temperature 20 °C
**) Noise level as per ISO 2151 and the basic standard ISO 9614-2, operation at maximum operating pressure and maximum speed; tolerance: ± 3 dB(A)
***) TBD-To Be Discussed
****) W-Water cooling
DENAIR Factory
Why Choose DENAIR ?
1.Original Germany AERZEN/DENAIR air end,larger air delivery,lower noise.
2. Oil free screw air compressor Pass CE, ISO9001 Quality Certification
3. One of 3 biggest air compressor manufacturer in China
4. Complete before-on-after sales service
5. Immediate reply or solution by email or call
6.Special oil gas separator with patents
7.High efficiency motor, up to 96%
FAQ
Q1: Are you factory or trade company?
A1: We are factory.
Q2: What the exactly address of your factory?
A2: Our company is located in No. 6767, Tingfeng Rd. Xihu (West Lake) Dis.n District, ZheJiang 201502, China
And our factory is located in No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, ZHangZhoug Province, China
Q3: Warranty terms of your machine?
A3: Two years warranty for the machine and technical support according to your needs.
Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.
Q5: How long will you take to arrange production?
A5: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days
Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome
| Lubrication Style: | Oil-free |
|---|---|
| Cooling System: | Air Cooling and Water Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Customization: |
Available
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What are the differences between stationary and portable air compressors?
Stationary and portable air compressors are two common types of air compressors with distinct features and applications. Here are the key differences between them:
1. Mobility:
The primary difference between stationary and portable air compressors is their mobility. Stationary air compressors are designed to be permanently installed in a fixed location, such as a workshop or a factory. They are typically larger, heavier, and not easily movable. On the other hand, portable air compressors are smaller, lighter, and equipped with handles or wheels for easy transportation. They can be moved from one location to another, making them suitable for jobsites, construction sites, and other mobile applications.
2. Power Source:
Another difference lies in the power source used by stationary and portable air compressors. Stationary compressors are usually powered by electricity, as they are designed for continuous operation in a fixed location with access to power outlets. They are connected to the electrical grid or have dedicated wiring. In contrast, portable compressors are available in various power options, including electric, gasoline, and diesel engines. This versatility allows them to operate in remote areas or sites without readily available electricity.
3. Tank Capacity:
Tank capacity is also a distinguishing factor between stationary and portable air compressors. Stationary compressors often have larger storage tanks to store compressed air for extended periods. The larger tanks enable them to deliver a continuous and steady supply of compressed air for longer durations without the need for frequent cycling. Portable compressors, due to their compact size and portability, generally have smaller tank capacities, which may be sufficient for intermittent or smaller-scale applications.
4. Performance and Output:
The performance and output capabilities of stationary and portable air compressors can vary. Stationary compressors are typically designed for high-volume applications that require a consistent and continuous supply of compressed air. They often have higher horsepower ratings, larger motor sizes, and higher air delivery capacities. Portable compressors, while generally offering lower horsepower and air delivery compared to their stationary counterparts, are still capable of delivering sufficient air for a range of applications, including pneumatic tools, inflation tasks, and light-duty air-powered equipment.
5. Noise Level:
Noise level is an important consideration when comparing stationary and portable air compressors. Stationary compressors, being larger and built for industrial or commercial settings, are often equipped with noise-reducing features such as sound insulation and vibration dampening. They are designed to operate at lower noise levels, which is crucial for maintaining a comfortable working environment. Portable compressors, while efforts are made to reduce noise, may produce higher noise levels due to their compact size and portability.
6. Price and Cost:
Stationary and portable air compressors also differ in terms of price and cost. Stationary compressors are generally more expensive due to their larger size, higher power output, and industrial-grade construction. They often require professional installation and may involve additional costs such as electrical wiring and system setup. Portable compressors, being smaller and more versatile, tend to have a lower upfront cost. They are suitable for individual users, contractors, and small businesses with budget constraints or flexible air supply needs.
When selecting between stationary and portable air compressors, it is essential to consider the specific requirements of the intended application, such as mobility, power source availability, air demands, and noise considerations. Understanding these differences will help in choosing the appropriate type of air compressor for the intended use.
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What safety precautions should be taken when working with compressed air?
Working with compressed air requires adherence to certain safety precautions to prevent accidents and ensure the well-being of individuals involved. Here are some important safety measures to consider:
1. Personal Protective Equipment (PPE):
Wear appropriate PPE, including safety goggles or a face shield to protect eyes from flying debris or particles, hearing protection to reduce noise exposure, and gloves to safeguard hands from potential hazards.
2. Compressed Air Storage:
Avoid storing compressed air in containers that are not designed for this purpose, such as soda bottles or makeshift containers. Use approved and properly labeled air storage tanks or cylinders that can handle the pressure and are regularly inspected and maintained.
3. Pressure Regulation:
Ensure that the air pressure is regulated to a safe level suitable for the equipment and tools being used. High-pressure air streams can cause serious injuries, so it is important to follow the manufacturer’s recommendations and never exceed the maximum allowable pressure.
4. Air Hose Inspection:
Regularly inspect air hoses for signs of damage, such as cuts, abrasions, or leaks. Replace damaged hoses immediately to prevent potential accidents or loss of pressure.
5. Air Blowguns:
Exercise caution when using air blowguns. Never direct compressed air towards yourself or others, as it can cause eye injuries, hearing damage, or dislodge particles that may be harmful if inhaled. Always point blowguns away from people or any sensitive equipment or materials.
6. Air Tool Safety:
Follow proper operating procedures for pneumatic tools. Ensure that tools are in good working condition, and inspect them before each use. Use the appropriate accessories, such as safety guards or shields, to prevent accidental contact with moving parts.
7. Air Compressor Maintenance:
Maintain air compressors according to the manufacturer’s guidelines. Regularly check for leaks, clean or replace filters, and drain moisture from the system. Proper maintenance ensures the safe and efficient operation of the compressor.
8. Training and Education:
Provide adequate training and education to individuals working with compressed air. Ensure they understand the potential hazards, safe operating procedures, and emergency protocols. Encourage open communication regarding safety concerns and implement a culture of safety in the workplace.
9. Lockout/Tagout:
When performing maintenance or repairs on compressed air systems, follow lockout/tagout procedures to isolate the equipment from energy sources and prevent accidental startup. This ensures the safety of the individuals working on the system.
10. Proper Ventilation:
Ensure proper ventilation in enclosed areas where compressed air is used. Compressed air can displace oxygen, leading to a potential risk of asphyxiation. Adequate ventilation helps maintain a safe breathing environment.
By adhering to these safety precautions, individuals can minimize the risks associated with working with compressed air and create a safer work environment.
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What is the purpose of an air compressor?
An air compressor serves the purpose of converting power, typically from an electric motor or an engine, into potential energy stored in compressed air. It achieves this by compressing and pressurizing air, which can then be used for various applications. Here’s a detailed explanation of the purpose of an air compressor:
1. Powering Pneumatic Tools: One of the primary uses of an air compressor is to power pneumatic tools. Compressed air can be used to operate a wide range of tools, such as impact wrenches, nail guns, paint sprayers, sanders, and drills. The compressed air provides the necessary force and energy to drive these tools, making them efficient and versatile.
2. Supplying Clean and Dry Air: Air compressors are often used to supply clean and dry compressed air for various industrial processes. Many manufacturing and production operations require a reliable source of compressed air that is free from moisture, oil, and other contaminants. Air compressors equipped with appropriate filters and dryers can deliver high-quality compressed air for applications such as instrumentation, control systems, and pneumatic machinery.
3. Inflating Tires and Sports Equipment: Air compressors are commonly used for inflating tires, whether it’s for vehicles, bicycles, or sports equipment. They provide a convenient and efficient method for quickly filling tires with the required pressure. Air compressors are also used for inflating sports balls, inflatable toys, and other similar items.
4. Operating HVAC Systems: Air compressors play a crucial role in the operation of heating, ventilation, and air conditioning (HVAC) systems. They provide compressed air for controlling and actuating dampers, valves, and actuators in HVAC systems, enabling precise regulation of air flow and temperature.
5. Assisting in Industrial Processes: Compressed air is utilized in various industrial processes. It can be used for air blow-off applications, cleaning and drying parts, powering air-operated machinery, and controlling pneumatic systems. Air compressors provide a reliable and efficient source of compressed air that can be tailored to meet the specific requirements of different industrial applications.
6. Supporting Scuba Diving and Breathing Systems: In scuba diving and other breathing systems, air compressors are responsible for filling diving tanks and supplying breathable air to divers. These compressors are designed to meet strict safety standards and deliver compressed air that is free from contaminants.
Overall, the purpose of an air compressor is to provide a versatile source of compressed air for powering tools, supplying clean air for various applications, inflating tires and sports equipment, supporting industrial processes, and facilitating breathing systems in specific contexts.
editor by CX 2023-10-20