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: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 |
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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.
How do you troubleshoot common air compressor problems?
Troubleshooting common air compressor problems can help identify and resolve issues that may affect the performance and functionality of the compressor. Here are some steps to troubleshoot common air compressor problems:
1. No Power:
- Check the power source and ensure the compressor is properly plugged in.
- Inspect the circuit breaker or fuse box to ensure it hasn’t tripped or blown.
- Verify that the compressor’s power switch or control panel is turned on.
2. Low Air Pressure:
- Check the air pressure gauge on the compressor. If the pressure is below the desired level, the compressor might not be building up enough pressure.
- Inspect for air leaks in the system. Leaks can cause a drop in pressure. Listen for hissing sounds or use a soapy water solution to identify the location of leaks.
- Ensure the compressor’s intake filter is clean and not clogged, as this can restrict airflow and reduce pressure.
3. Excessive Noise or Vibration:
- Inspect the compressor’s mounting and foundation to ensure it is secure and stable. Loose mounts can cause excessive noise and vibration.
- Check for loose or damaged components, such as belts, pulleys, or motor mounts. Tighten or replace as necessary.
- Verify that the compressor’s cooling system, such as the fan or fins, is clean and free from obstructions. Overheating can lead to increased noise and vibration.
4. Air Leaks:
- Inspect all connections, valves, fittings, and hoses for leaks. Tighten or replace any loose or damaged components.
- Apply a soapy water solution to suspected areas and look for bubbles. Bubbles indicate air leaks.
- Consider using thread sealant or Teflon tape on threaded connections to ensure a proper seal.
5. Excessive Moisture in Compressed Air:
- Check the compressor’s drain valve and ensure it is functioning properly. Open the valve to release any accumulated moisture.
- Inspect and clean the compressor’s moisture separator or air dryer, if equipped.
- Consider installing additional filtration or drying equipment to remove moisture from the compressed air system.
6. Motor Overheating:
- Ensure the compressor’s cooling system is clean and unobstructed.
- Check the motor’s air intake vents and clean any dust or debris that may be blocking airflow.
- Verify that the compressor is not being operated in an excessively hot environment.
- Check the motor’s lubrication levels and ensure they are within the manufacturer’s recommended range.
- Consider using a thermal overload protector to prevent the motor from overheating.
If troubleshooting these common problems does not resolve the issue, it may be necessary to consult the manufacturer’s manual or seek assistance from a qualified technician. Regular maintenance, such as cleaning, lubrication, and inspection, can also help prevent common problems and ensure the optimal performance of the air compressor.
How does an air compressor work?
An air compressor works by using mechanical energy to compress and pressurize air, which is then stored and used for various applications. Here’s a detailed explanation of how an air compressor operates:
1. Air Intake: The air compressor draws in ambient air through an intake valve or filter. The air may pass through a series of filters to remove contaminants such as dust, dirt, and moisture, ensuring the compressed air is clean and suitable for its intended use.
2. Compression: The intake air enters a compression chamber, typically consisting of one or more pistons or a rotating screw mechanism. As the piston moves or the screw rotates, the volume of the compression chamber decreases, causing the air to be compressed. This compression process increases the pressure and reduces the volume of the air.
3. Pressure Build-Up: The compressed air is discharged into a storage tank or receiver where it is held at a high pressure. The tank allows the compressed air to be stored for later use and helps to maintain a consistent supply of compressed air, even during periods of high demand.
4. Pressure Regulation: Air compressors often have a pressure regulator that controls the output pressure of the compressed air. This allows the user to adjust the pressure according to the requirements of the specific application. The pressure regulator ensures that the compressed air is delivered at the desired pressure level.
5. Release and Use: When compressed air is needed, it is released from the storage tank or receiver through an outlet valve or connection. The compressed air can then be directed to the desired application, such as pneumatic tools, air-operated machinery, or other pneumatic systems.
6. Continued Operation: The air compressor continues to operate as long as there is a demand for compressed air. When the pressure in the storage tank drops below a certain level, the compressor automatically starts again to replenish the compressed air supply.
Additionally, air compressors may include various components such as pressure gauges, safety valves, lubrication systems, and cooling mechanisms to ensure efficient and reliable operation.
In summary, an air compressor works by drawing in air, compressing it to increase its pressure, storing the compressed air, regulating the output pressure, and releasing it for use in various applications. This process allows for the generation of a continuous supply of compressed air for a wide range of industrial, commercial, and personal uses.
editor by CX 2023-10-19