Product Description
|
Product name |
Oil Free Water Lubricated Screw Air Compressor |
|
Model |
WLS |
|
Cooling Method |
Air Cooling |
|
Pressure |
8/1013 bar |
|
Power |
5.5-250 kw |
|
Capacity |
0.3~33.97 m3/min |
|
Voltage |
380V/50HZ, 220V/60HZ, 400V/50HZ, 415V/50HZ or Customer′s Requirements |
|
Color |
Customized |
Advantage
1.Clean air 100% oil-free
2.Use water instead of oil, higher cooling efficiency and compression efficiency
3.Optimal isothermal compression
4.Powerful MAM microcomputer controller and touch screen
5.Reasonable Structure, with perfect balancing
6.Components made of anti-rust and anti-corrosion materials ensure the durability
7.Significant energy saving, environmental-friendly and pollution-free
8.Designed especially for medical, pharmacy, instrument, coating, chemical industry and food processing, etc.
| Model | Pressure (mpa) |
Displacement (m³/min) |
Power (kw) |
Noise (db) |
Water Inlet Diameter | Lubricating Water (L) |
Air Outlet |
| WLS-0.8/5.5 | 0.8 | 0.3-0.78 | 5.5 | 57 | 3/4″ | 10 | 3/4″ |
| WLS-1.0/5.5 | 1.0 | 0.2-0.65 | |||||
| WLS-0.8/7.5 | 0.8 | 0.35-0.17 | 7.5 | 57 | 3/4″ | 10 | 3/4″ |
| WLS-1.0/7.5 | 1.0 | 0.3-1.05 | |||||
| WLS-1.25/7.5 | 1.25 | 0.24-0.81 | |||||
| WLS-0.8/11 | 0.8 | 0.54-1.72 | 11 | 60 | 1″ | 26 | 3/4″ |
| WLS-1.0/11 | 1 | 0.45-1.42 | |||||
| WLS-1.25/11 | 1.3 | 0.35-1.10 | |||||
| WLS-0.8/15 | 0.8 | 0.75-2.43 | 15 | 60 | 1″ | 26 | 1″ |
| WLS-1.0/15 | 1.0 | 0.65-2.17 | |||||
| WLS-1.25/15 | 1.25 | 0.6-1.80 | |||||
| WLS-0.8/18.5 | 0.8 | 0.9-3.31 | 18.5 | 63 | 1″ | 30 | 1″ |
| WLS-1.0/18.5 | 1 | 0.9-2.82 | |||||
| WLS-1.25/18.5 | 1.3 | 0.6-2.05 | |||||
| WLS-0.8/22 | 0.8 | 1.1-3.7 | 22 | 63 | 1″ | 30 | 1″ |
| WLS-1.0/22 | 1.0 | 0.97-3.21 | |||||
| WLS-1.25/22 | 1.25 | 0.85-2.87 | |||||
| WLS-0.8/30 | 0.8 | 1.55-5.2 | 30 | 63 | 1 1/2″ | 40 | 1 1/2″ |
| WLS-1.0/30 | 1 | 1.255-4.43 | |||||
| WLS-1.25/30 | 1.3 | 1.1-3.63 | |||||
| WLS-0.8/37 | 0.8 | 1.91-6.50 | 37 | 66 | 1 1/2″ | 40 | 1 1/2″ |
| WLS-1.0/37 | 1.0 | 1.6-5.53 | |||||
| WLS-1.25/37 | 1.25 | 1.42-4.47 | |||||
| WLS-0.8/45 | 0.8 | 2.5-8.3 | 45 | 66 | 1 1/2″ | 90 | 2″ |
| WLS-1.0/45 | 1 | 1.91-6.3 | |||||
| WLS-1.25/45 | 1.3 | 1.7-5.56 | |||||
| WLS-0.8/55 | 0.8 | 3.0-10.3 | 55 | 69 | 1 1/2″ | 100 | 2″ |
| WLS-1.0/55 | 1.0 | 2.6-8.55 | |||||
| WLS-1.25/55 | 1.25 | 2.3-7.67 | |||||
| WLS-0.8/75 | 0.8 | 3.95-13 | 75 | 72 | 1 1/2″ | 100 | 2″ |
| WLS-1.0/75 | 1 | 3.4-11.5 | |||||
| WLS-1.25/75 | 1.3 | 3.0-9.7 | |||||
| WLS-0.8/90 | 0.8 | 5.0-16.6 | 90 | 73 | 1 1/2″ | 120 | 2 1/2″ |
| WLS-1.0/90 | 1.0 | 4.3-14.66 | |||||
| WLS-1.25/90 | 1.25 | 3.72-12.6 | |||||
| WLS-0.8/110 | 0.8 | 6.0-20.2 | 110 | 77 | 2″ | 120 | 2 1/2″ |
| WLS-1.0/110 | 1 | 5.0-16.66 | |||||
| WLS-1.25/110 | 1.3 | 4.65-15.56 | |||||
| WLS-0.8/132 | 0.8 | 6.75-22.52 | 132 | 77 | 2″ | 120 | 2 1/2″ |
| WLS-1.0/132 | 1.0 | 6.0-19.97 | |||||
| WLS-1.25/132 | 1.25 | 5.07-16.90 | |||||
| WLS-0.8/160 | 0.8 | 8.5-28.11 | 160 | 79 | 3″ | 160 | 3″ |
| WLS-1.0/160 | 1 | 7.6-25.45 | |||||
| WLS-1.25/160 | 1.3 | 6.7-22.52 | |||||
| WLS-0.8/185 | 0.8 | 10-33.97 | 185 | 79 | 3″ | 160 | 3″ |
| WLS-1.0/185 | 1.0 | 8.72-29 | |||||
| WLS-1.25/185 | 1.25 | 7.75-25.21 | |||||
| WLS-0.8/200 | 0.8 | 11.2-36.75 | 200 | 80 | 4″ | 200 | 4″ |
| WLS-1.0/200 | 1 | 9.68-32.78 | |||||
| WLS-1.25/200 | 1.3 | 9.2-29.24 | |||||
| WLS-0.8/250 | 0.8 | 13.5-45 | 250 | 80 | 4″ | 200 | 4″ |
| WLS-1.25/250 | 1.3 | 10.2-33.97 |
ZheJiang CHINAMFG Gas Compressor Manufacturing Co.,Ltd. founded in 2005, is a leading high technology of machine and equipment manufacturer integrating the design, R&D, production, sales and service for air compressors & Mining Equipment. Adopting advanced technology, design concept and quality control, and we are able to provide customized products to meet customers’ OEM needs.
Our company has more than 520 employees, including 86 senior technicians and professional engineers. Our technical team provides our customers with professional air system solutions. With the total 15000 square meters of the facility, 4 modern advanced production lines are built up to ensure production capacity to meet customer requirements.
Our company has been awarded the honorary title of “ZheJiang high-tech enterprise” and our products enjoy high honors in the industry. Our company has the ISO9001 certification and was awarded the qualification certificate of equipment through military contracts in 2018.
We offer the following products and services:
1. Screw air compressor
1.1 Oil-free screw air compressor
1.2 Oil-injected air compressor
2. Reciprocating piston air compressor
2.1 Piston air compressor
2.2 Oil-free piston air compressor
2.3 Piston medium & high-pressure air compressor
3.Portable air compressor & Mining Equipment
3.1 Diesel or Electric portable screw air compressor
3.2 Air Pick, Rock Drill, DTH Drilling Rig, Crawler Drilling Rig
4. Air compressor accessories
4.1 CHINAMFG or Adsorption compressed air drier
4.2 Compressed air filter or tank
4.3 Lubrication oil
We have a complete system of after-sales service and quality assurance. The company’s material purchase, inspection, manufacturing, installation, and testing are strictly in accordance with the ISO procedures. which will ensure each compressor has reliable quality and has a complete record to trace, if needed.
Q: Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
Q: How can we start order with your factory?
A: First, leave us an inquiry and advise which item you’re interested, and then we will contact you in 24 hours. You’re so kind if provide all detailed information, will better for us to know exactly what you need.
Q: What are your MOQ?
A: Different products have different MOQ, most is 1 set.
Q: What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages.
Q: How about your delivery time?
A: Generally, it will take 90 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q: Do you a trade company or real factory?
A: We are 100% factory; we located in ZheJiang city, China.
| After-sales Service: | Online Support |
|---|---|
| Warranty: | Unit 1 Year, Air End 2 Years |
| Lubrication Style: | Oil-free |
| Cooling System: | Water Cooling |
| Power Source: | AC Power |
| Structure Type: | Closed Type |
| 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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Can air compressors be used for inflating tires and sporting equipment?
Yes, air compressors can be used for inflating tires and sporting equipment, providing a convenient and efficient method for achieving the desired air pressure. Here’s how air compressors are used for these purposes:
1. Tire Inflation:
Air compressors are commonly used for inflating vehicle tires, including car tires, motorcycle tires, bicycle tires, and even larger truck or trailer tires. Air compressors provide a continuous source of pressurized air, allowing for quick and accurate inflation. They are often used in automotive repair shops, gas stations, and by individuals who regularly need to inflate tires.
2. Sporting Equipment Inflation:
Air compressors are also useful for inflating various types of sporting equipment. This includes inflatable balls such as soccer balls, basketballs, footballs, and volleyballs. Additionally, air compressors can be used to inflate inflatable water toys, air mattresses, inflatable kayaks, and other recreational items that require air for proper inflation.
3. Air Tools for Inflation:
Air compressors can power air tools specifically designed for inflation purposes. These tools, known as inflators or air blow guns, provide controlled airflow for inflating tires and sporting equipment. They often have built-in pressure gauges and nozzles designed to fit different types of valves, making them versatile and suitable for various inflation tasks.
4. Adjustable Pressure:
One advantage of using air compressors for inflation is the ability to adjust the pressure. Most air compressors allow users to set the desired pressure level using a pressure regulator or control knob. This feature ensures that tires and sporting equipment are inflated to the recommended pressure, promoting optimal performance and safety.
5. Efficiency and Speed:
Air compressors provide a faster and more efficient inflation method compared to manual pumps. The continuous supply of compressed air allows for quick inflation, reducing the time and effort required to inflate tires and sporting equipment manually.
6. Portable Air Compressors:
For inflating tires and sporting equipment on the go, portable air compressors are available. These compact and lightweight compressors can be easily carried in vehicles or taken to sports events and outdoor activities, ensuring convenient access to a reliable air supply.
It is important to note that when using air compressors for inflating tires, it is recommended to follow manufacturer guidelines and proper inflation techniques to ensure safety and avoid overinflation.
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Can you explain the basics of air compressor terminology?
Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:
1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.
2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.
3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.
4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.
5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.
6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.
7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.
8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.
9. Regulator: A regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications and ensures a consistent and safe supply of compressed air.
These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.
editor by CX 2023-10-12
China Good quality Energy Saving Oil Free Water Lubricated Permanent Magnetic Variable Frequency Rotary Screw Air Compressor/Industrial AC Power Stationary Oilless Air Compressor air compressor repair near me
Product Description
Oilless High Pressure Rotary Portable Mini Industrial Used Movable Single Max Dental AC Oil Screw Part Parts Piston Free Air Pump Compressor
OIL-INJECTED FIXED SPEED COMPRESSOR
| Model | Motor Power kW / hp |
Free Air Delivery m3/min |
Noise Level dB(A) |
Dimension L * W * H mm |
Weight Kg |
|||
| 7barg | 8barg | 10barg | 13barg | |||||
| CWD7 | 7.5 / 10 | 1.3 | 1.2 | 1.0 | 0.8 | 66 | 880*700*920 | 240 |
| CWD11 | 11 / 15 | 1.7 | 1.6 | 1.4 | 1.2 | 68 | 1080*750*1000 | 400 |
| CWD15 | 15 / 20 | 2.5 | 2.3 | 2.1 | 1.9 | 68 | 1080*750*1000 | 420 |
| CWD18 | 18.5 / 25 | 3.2 | 3.0 | 2.7 | 2.4 | 68 | 1280*850*1160 | 550 |
| CWD22 | 22 / 30 | 3.8 | 3.6 | 3.2 | 2.8 | 68 | 1280*850*1160 | 580 |
| CWD30 | 30 / 40 | 5.3 | 5.0 | 4.5 | 4.0 | 68 | 1280*850*1160 | 600 |
| CWD37 | 37 / 50 | 6.8 | 6.2 | 5.6 | 5.0 | 68 | 1400*1000*1290 | 800 |
| CWD45 | 45 / 60 | 8.0 | 7.3 | 7.0 | 5.9 | 72 | 1400*1000*1290 | 850 |
| CWD55 | 55 / 75 | 10.1 | 9.5 | 8.7 | 7.8 | 72 | 1800*1230*1570 | 1660 |
| CWD75 | 75 / 100 | 13.6 | 12.8 | 12.3 | 10.2 | 72 | 1800*1230*1570 | 1800 |
| CWD90 | 90 / 125 | 16.2 | 15.5 | 14.0 | 12.5 | 72 | 1800*1230*1570 | 1900 |
| CWD110 | 110 / 150 | 21.2 | 19.8 | 17.8 | 15.5 | 72 | 2400*1470*1840 | 2500 |
| CWD132 | 132 / 180 | 24.5 | 23.2 | 20.5 | 17.8 | 75 | 2400*1470*1840 | 2700 |
| CWD160 | 160 / 215 | 28.8 | 27.8 | 25.0 | 22.4 | 75 | 2400*1470*1840 | 3000 |
| CWD185 | 185 / 250 | 32.5 | 31.2 | 28.0 | 25.8 | 75 | 3150*1980*2150 | 3500 |
| CWD200 | 200 / 270 | 36.0 | 34.3 | 30.5 | 28.0 | 82 | 3150*1980*2150 | 4000 |
| CWD250 | 250 / 350 | 43.0 | 41.5 | 38.2 | 34.9 | 82 | 3150*1980*2150 | 4500 |
| CWD315 | 315 / 400 | 51.0 | 50.2 | 44.5 | 39.5 | 82 | 3150*1980*2150 | 6000 |
| CWD355 | 355 / 450 | 64.0 | 61.0 | 56.5 | 49.0 | 84 | 3150*1980*2150 | 6500 |
| CWD400 | 400 / 500 | 71.2 | 68.1 | 62.8 | 52.2 | 84 | 3150*1980*2150 | 7200 |
| Model | Motor Power kW / hp |
Free Air Delivery m3/min |
Noise Level dB(A) |
Dimension L * W * H mm |
Weight Kg |
|||
| 7barg | 8barg | 10barg | 13barg | |||||
| CWD7 PM | 7.5 / 10 | 1.3 | 1.2 | 1.0 | 0.8 | 66 | 760*700*920 | 200 |
| CWD11 PM | 11 / 15 | 1.7 | 1.6 | 1.4 | 1.2 | 68 | 980*750*1000 | 350 |
| CWD15 PM | 15 / 20 | 2.5 | 2.3 | 2.1 | 1.9 | 68 | 980*750*1000 | 360 |
| CWD18 PM | 18.5 / 25 | 3.2 | 3.0 | 2.7 | 2.4 | 68 | 1120*850*1160 | 500 |
| CWD22 PM | 22 / 30 | 3.8 | 3.6 | 3.2 | 2.8 | 68 | 1120*850*1160 | 520 |
| CWD30 PM | 30 / 40 | 5.3 | 5.0 | 4.5 | 4.0 | 68 | 1120*850*1160 | 550 |
| CWD37 PM | 37 / 50 | 6.8 | 6.2 | 5.6 | 5.0 | 68 | 1280*1000*1290 | 750 |
| CWD45 PM | 45 / 60 | 8.0 | 7.3 | 7.0 | 5.9 | 72 | 1280*1000*1290 | 780 |
| CWD55 PM | 55 / 75 | 10.1 | 9.5 | 8.7 | 7.8 | 72 | 1800*1230*1570 | 1600 |
| CWD75 PM | 75 / 100 | 13.6 | 12.8 | 12.3 | 10.2 | 72 | 1800*1230*1570 | 1800 |
| CWD90 PM | 90 / 125 | 16.2 | 15.5 | 14.0 | 12.5 | 72 | 1800*1230*1570 | 1900 |
| CWD110 PM | 110 / 150 | 21.2 | 19.8 | 17.8 | 15.5 | 72 | 2400*1470*1840 | 2500 |
| CWD132 PM | 132 / 180 | 24.5 | 23.2 | 20.5 | 17.8 | 75 | 2400*1470*1840 | 2700 |
| CWD160 PM | 160 / 215 | 28.8 | 27.8 | 25.0 | 22.4 | 75 | 2400*1470*1840 | 3000 |
| CWD185 PM | 185 / 250 | 32.5 | 31.2 | 28.0 | 25.8 | 75 | 3150*1980*2150 | 3500 |
| CWD200 PM | 200 / 270 | 36.0 | 34.3 | 30.5 | 28.0 | 82 | 3150*1980*2150 | 4000 |
| CWD250 PM | 250 / 350 | 43.0 | 41.5 | 38.2 | 34.9 | 82 | 3150*1980*2150 | 4500 |
| CWD315 PM | 315 / 400 | 51.0 | 50.2 | 44.5 | 39.5 | 82 | 3150*1980*2150 | 6000 |
| CWD355 PM | 355 / 450 | 64.0 | 61.0 | 56.5 | 49.0 | 84 | 3150*1980*2150 | 6500 |
| CWD400 PM | 400 / 500 | 71.2 | 68.1 | 62.8 | 52.2 | 84 | 3150*1980*2150 | 7200 |
TWO-STAGE OIL-INJECTED COMPRESSOR
| Model | Motor Power kW / hp |
Free Air Delivery m3/min |
Noise Level dB(A) |
Dimension L * W * H mm |
Weight Kg |
|||
| 7barg | 8barg | 10barg | 13barg | |||||
| CWD15-2S | 15 / 20 | 3.0 | 2.9 | 2.4 | 2.2 | 68 | 1480*850*1180 | 780 |
| CWD18-2S | 18.5 / 25 | 3.6 | 3.5 | 2.9 | 2.5 | 68 | 1480*850*1180 | 800 |
| CWD22-2S | 22 / 30 | 4.2 | 4.1 | 3.5 | 3.2 | 68 | 1480*850*1180 | 820 |
| CWD30-2S | 30 / 40 | 6.5 | 6.4 | 4.9 | 4.2 | 68 | 1720*1110*1480 | 1080 |
| CWD37-2S | 37 / 50 | 7.2 | 7.1 | 6.3 | 5.4 | 68 | 1720*1110*1480 | 1100 |
| CWD45-2S | 45 / 60 | 9.8 | 9.7 | 7.8 | 6.5 | 72 | 1720*1110*1480 | 1120 |
| CWD55-2S | 55 / 75 | 12.8 | 12.5 | 9.6 | 8.6 | 72 | 2100*1350*1720 | 2080 |
| CWD75-2S | 75 / 100 | 17.5 | 16.5 | 12.5 | 11.2 | 72 | 2100*1350*1720 | 2100 |
| CWD90-2S | 90 / 125 | 20.8 | 19.8 | 16.9 | 14.3 | 72 | 2460*1700*1900 | 3280 |
| CWD110-2S | 110 / 150 | 24.5 | 23.5 | 19.7 | 17.6 | 72 | 2460*1700*1900 | 3480 |
| CWD132-2S | 132 / 180 | 30.0 | 28.0 | 23.5 | 19.8 | 75 | 2900*1800*2571 | 3980 |
| CWD160-2S | 160 / 215 | 34.5 | 33.6 | 30.0 | 23.8 | 75 | 2900*1800*2571 | 4280 |
| CWD185-2S | 185 / 250 | 41.0 | 38.4 | 32.5 | 28.6 | 75 | 3800*1980*2150 | 5450 |
| CWD200-2S | 200 / 270 | 44.6 | 43.0 | 38.5 | 32.8 | 82 | 3800*1980*2150 | 5600 |
| CWD220-2S | 220 / 300 | 48.6 | 47.0 | 41.0 | 38.0 | 82 | 3800*1980*2150 | 6500 |
| CWD250-2S | 250 / 350 | 55.0 | 54.0 | 46.0 | 40.0 | 82 | 3800*1980*2150 | 6600 |
- Unit measured according to ISO 1217, Annex C, Edition 4 (2009)
Reference conditions:
-Relative humidity 0%
-Absolute inlet pressure: 1 bar (a) (14.5 psi)
-Intake air temperature: 20°C, 68°F
- Noise level measured according to ISO 2151:2004, operation at max. operating pressure and max. speed; tolerance: ±3 dB(A)
- 2S-Two Stage
FAQ
1. Q: Are you a factory or trading company?
A: We are a factory.
2. Q: What’re your payments ?
A: T/T,Western Union,L/C etc.
3. Q: What about the package ?
A: Standard export plywood case or carton.
4. Q: How long is the warranty ?
A: According to international standards, products in standard operation is 1 year,except quick-wear part.
5. Q: The use of products have?
A: The pump can suck the peanut, pickles, tomato slurry, red sausage, chocolate, hops and syrup etc.
The pump can suck the paint, pigment, glue and adhesive etc.
The pump can suck various glazed slurries of tile, porcelain, brick and chinaware etc.
The pump can suck various toxin and flammable or volatility liquid etc.
The pump can suck various strong acid, alkali and corrosive liquid etc.
| After-sales Service: | Oversea Install Service |
|---|---|
| Warranty: | 3 |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Horizontal |
| Customization: |
Available
|
|
|---|
What are the advantages of using rotary vane compressors?
Rotary vane compressors offer several advantages that make them a popular choice for various applications. These compressors are widely used in industries where a reliable and efficient source of compressed air is required. Here are the advantages of using rotary vane compressors:
1. Compact and Lightweight:
Rotary vane compressors are typically compact and lightweight compared to other types of compressors. Their compact design makes them suitable for installations where space is limited, such as in small workshops or mobile applications. The lightweight nature of these compressors allows for easy transportation and maneuverability.
2. High Efficiency:
Rotary vane compressors are known for their high efficiency. The design of the vanes and the compression chamber allows for smooth and continuous compression, resulting in minimal energy losses. This efficiency translates into lower energy consumption and reduced operating costs over time.
3. Quiet Operation:
Rotary vane compressors operate with relatively low noise levels. The design of the compressor, including the use of vibration damping materials and sound insulation, helps to minimize noise and vibrations during operation. This makes rotary vane compressors suitable for applications where noise reduction is important, such as in indoor environments or noise-sensitive areas.
4. Oil Lubrication:
Many rotary vane compressors utilize oil lubrication, which provides several benefits. The oil lubrication helps to reduce wear and friction between the moving parts, resulting in extended compressor life and improved reliability. It also contributes to better sealing and improved efficiency by minimizing internal leakage.
5. Versatile Applications:
Rotary vane compressors are versatile and can be used in a wide range of applications. They are suitable for both industrial and commercial applications, including automotive workshops, small manufacturing facilities, dental offices, laboratories, and more. They can handle various compressed air requirements, from light-duty tasks to more demanding applications.
6. Easy Maintenance:
Maintenance of rotary vane compressors is relatively straightforward. Routine maintenance tasks typically include oil changes, filter replacements, and periodic inspection of vanes and seals. The simplicity of the design and the availability of replacement parts make maintenance and repairs easier and more cost-effective.
These advantages make rotary vane compressors an attractive choice for many applications, providing reliable and efficient compressed air solutions.
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What is the energy efficiency of modern air compressors?
The energy efficiency of modern air compressors has significantly improved due to advancements in technology and design. Here’s an in-depth look at the energy efficiency features and factors that contribute to the efficiency of modern air compressors:
Variable Speed Drive (VSD) Technology:
Many modern air compressors utilize Variable Speed Drive (VSD) technology, also known as Variable Frequency Drive (VFD). This technology allows the compressor motor to adjust its speed according to the compressed air demand. By matching the motor speed to the required airflow, VSD compressors can avoid excessive energy consumption during periods of low demand, resulting in significant energy savings compared to fixed-speed compressors.
Air Leakage Reduction:
Air leakage is a common issue in compressed air systems and can lead to substantial energy waste. Modern air compressors often feature improved sealing and advanced control systems to minimize air leaks. By reducing air leakage, the compressor can maintain optimal pressure levels more efficiently, resulting in energy savings.
Efficient Motor Design:
The motor of an air compressor plays a crucial role in its energy efficiency. Modern compressors incorporate high-efficiency electric motors that meet or exceed established energy efficiency standards. These motors are designed to minimize energy losses and operate more efficiently, reducing overall power consumption.
Optimized Control Systems:
Advanced control systems are integrated into modern air compressors to optimize their performance and energy consumption. These control systems monitor various parameters, such as air pressure, temperature, and airflow, and adjust compressor operation accordingly. By precisely controlling the compressor’s output to match the demand, these systems ensure efficient and energy-saving operation.
Air Storage and Distribution:
Efficient air storage and distribution systems are essential for minimizing energy losses in compressed air systems. Modern air compressors often include properly sized and insulated air storage tanks and well-designed piping systems that reduce pressure drops and minimize heat transfer. These measures help to maintain a consistent and efficient supply of compressed air throughout the system, reducing energy waste.
Energy Management and Monitoring:
Some modern air compressors feature energy management and monitoring systems that provide real-time data on energy consumption and performance. These systems allow operators to identify energy inefficiencies, optimize compressor settings, and implement energy-saving practices.
It’s important to note that the energy efficiency of an air compressor also depends on factors such as the specific model, size, and application. Manufacturers often provide energy efficiency ratings or specifications for their compressors, which can help in comparing different models and selecting the most efficient option for a particular application.
Overall, modern air compressors incorporate various energy-saving technologies and design elements to enhance their efficiency. Investing in an energy-efficient air compressor not only reduces operational costs but also contributes to sustainability efforts by minimizing energy consumption and reducing carbon emissions.
Can you explain the basics of air compressor terminology?
Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:
1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.
2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.
3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.
4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.
5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.
6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.
7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.
8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.
9. Regulator: A regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications and ensures a consistent and safe supply of compressed air.
These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.
editor by CX 2023-10-10
China Professional Water Lubricated Permanent Magnetic Variable Frequency Oil Free 22kw 30HP Rotary Screw Air Compressor for Medical Industrial Machine near me supplier
Product Description
Q1: What is the rotor velocity for the air conclude?
A1: 2980rmp.
Q2: What’s your direct time?
A2: generally, 5-7 times. (OEM orders: 15days)
Q3: Can you provide h2o cooled air compressor?
A3: Of course, we can (generally, air cooled kind).
This autumn: What is actually the payment expression?
A4: T/T, L/C, Western Union, and so on. Also we could settle for USD, RMB, and other forex.
Q5: Do you take customized voltage?
A5: Of course. 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as for each your requests.
Q6: What is your guarantee for air compressor?
A6: One yr for the complete air compressor(not which includes the consumption spare areas) and specialized supports can be provided in accordance to your demands.
Q7: Can you take OEM orders?
A7: Sure, OEM orders are warmly welcome.
Q8: How about your client provider and soon after-sales services?
A8: 24hrs on-line assistance, 48hrs difficulty solved promise.
Q9: Do you have spare parts in inventory?
A9: Yes, we do.
Q10: What sort of original lubrication oil you employed in air compressor?
A10: Whole forty six# mineral oil.
Make contact with Particular person: Mrs.Amiee
| Model | Working Pressure | Capacity | Motor Power | Noise dB(A) |
Inlet and outlet pipe diameter of cooling water |
Cooling water volume |
Dimension(mm) | Net Weight | Air Outlet Pipe Diameter | ||||
| Psi | bar | Cfm | m3/min | kw/hp | Water temp.32ºC |
L | W | H | KGS | ||||
| T/H | |||||||||||||
| SGM08 | 116 | 8 | 40.65 | 1.15 | 7.5/10 | 58 | 3/4" | 2 | 1550 | 775 | 1445 | 630 | 3/4" |
| 145 | 10 | 36.01 | 1.02 | ||||||||||
| SGM11 | 116 | 8 | 54.73 | 1.55 | 11/15 | 58 | 3/4" | 2.5 | 1080 | 750 | 1020 | 280 | 3/4" |
| 145 | 10 | 46.61 | 1.32 | ||||||||||
| 174 | 12 | 36.02 | 1.02 | ||||||||||
| SGM15 | 116 | 8 | 84.74 | 2.40 | 15/20 | 63 | 1" | 3.5 | 1080 | 750 | 1020 | 300 | 1" |
| 145 | 10 | 74.86 | 2.12 | ||||||||||
| 174 | 12 | 56.85 | 1.61 | ||||||||||
| SGM18 | 116 | 8 | 109.46 | 3.10 | 18.5/25 | 65 | 1" | 4 | 1380 | 850 | 1185 | 430 | 1" |
| 145 | 10 | 92.51 | 2.62 | ||||||||||
| 174 | 12 | 75.21 | 2.13 | ||||||||||
| SGM22 | 116 | 8 | 123.59 | 3.50 | 22/30 | 65 | 1" | 5 | 1380 | 850 | 1185 | 450 | 1" |
| 145 | 10 | 110.52 | 3.13 | ||||||||||
| 174 | 12 | 92.16 | 2.61 | ||||||||||
| SGM30 | 116 | 8 | 176.55 | 5.00 | 30/40 | 66 | 1 1/4" | 7 | 1380 | 850 | 1185 | 500 | 1 1/2" |
| 145 | 10 | 148.30 | 4.20 | ||||||||||
| 174 | 12 | 112.29 | 3.18 | ||||||||||
| SGM37 | 116 | 8 | 215.39 | 6.10 | 37/50 | 67 | 1 1/4" | 9 | 1500 | 1000 | 1345 | 650 | 1 1/2" |
| 145 | 10 | 184.32 | 5.22 | ||||||||||
| 174 | 12 | 169.84 | 4.81 | ||||||||||
| SGM45 | 116 | 8 | 257.76 | 7.30 | 45/60 | 68 | 1 1/2" | 10 | 1500 | 1000 | 1345 | 680 | 2" |
| 145 | 10 | 216.45 | 6.13 | ||||||||||
| 174 | 12 | 199.50 | 5.65 | ||||||||||
| SGM55 | 116 | 8 | 338.98 | 9.60 | 55/75 | 70 | 1 1/2" | 12 | 1800 | 1250 | 1670 | 1150 | 2" |
| 145 | 10 | 303.67 | 8.60 | ||||||||||
| 174 | 12 | 262.00 | 7.42 | ||||||||||
| SGM75 | 116 | 8 | 441.38 | 12.50 | 75/100 | 73 | 1 1/2" | 18 | 1800 | 1250 | 1670 | 1200 | 2" |
| 145 | 10 | 403.24 | 11.42 | ||||||||||
| 174 | 12 | 347.10 | 9.83 | ||||||||||
| SGM90 | 116 | 8 | 575.55 | 16.30 | 90/120 | 73 | 2" | 20 | 1800 | 1250 | 1670 | 1350 | 2 1/2” |
| 145 | 10 | 512.70 | 14.52 | ||||||||||
| 174 | 12 | 434.31 | 12.30 | ||||||||||
| SGM110 | 116 | 8 | 685.01 | 19.40 | 110/150 | 78 | 2" | 24 | 2300 | 1470 | 1840 | 1800 | 2 1/2” |
| 145 | 10 | 596.74 | 16.90 | ||||||||||
| 174 | 12 | 533.18 | 15.10 | ||||||||||
| SGM132 | 116 | 8 | 784.24 | 22.21 | 132/175 | 78 | 2" | 30 | 2300 | 1470 | 1840 | 1850 | 2 1/2” |
| 145 | 10 | 719.62 | 20.38 | ||||||||||
| 174 | 12 | 645.82 | 18.29 | ||||||||||
| SGM160 | 116 | 8 | 1018.69 | 28.85 | 160/200 | 78 | 2 1/2" | 35 | 2300 | 1470 | 1840 | 2000 | 3" |
| 145 | 10 | 865.80 | 24.52 | ||||||||||
| 174 | 12 | 782.82 | 22.17 | ||||||||||
| SGM200 | 116 | 8 | 1293.41 | 36.63 | 200/270 | 78 | 3" | 43 | 3150 | 1980 | 2152 | 3500 | 4" |
| 145 | 10 | 1154.64 | 32.70 | ||||||||||
| 174 | 12 | 978.79 | 27.72 | ||||||||||
| SGM250 | 116 | 8 | 1514.09 | 42.88 | 250/350 | 78 | 3" | 53 | 3150 | 1980 | 2152 | 3800 | 4 |
| 145 | 10 | 1377.09 | 39.00 | ||||||||||
| 174 | 12 | 1223.14 | 34.64 | ||||||||||
| SGM320 | 116 | 8 | 2086.82 | 59.10 | 320/430 | 80 | 4" | 60 | 3150 | 1980 | 2152 | 4000 | 5" |
| 145 | 10 | 1889.09 | 53.50 | ||||||||||
| 174 | 12 | 1703.71 | 48.25 | ||||||||||
| Motor Protection Class: IP23/IP54/IP55 or as per your required | |||||||||||||
| Voltage: 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as per your requests. | |||||||||||||
| Model | Working Pressure | Capacity | Motor Power | Noise dB(A) |
Inlet and outlet pipe diameter of cooling water |
Cooling water volume |
Dimension(mm) | Net Weight | Air Outlet Pipe Diameter | ||||
| Psi | bar | Cfm | m3/min | kw/hp | Water temp.32ºC |
L | W | H | KGS | ||||
| T/H | |||||||||||||
| SGM08 | 116 | 8 | 40.65 | 1.15 | 7.5/10 | 58 | 3/4" | 2 | 1550 | 775 | 1445 | 630 | 3/4" |
| 145 | 10 | 36.01 | 1.02 | ||||||||||
| SGM11 | 116 | 8 | 54.73 | 1.55 | 11/15 | 58 | 3/4" | 2.5 | 1080 | 750 | 1020 | 280 | 3/4" |
| 145 | 10 | 46.61 | 1.32 | ||||||||||
| 174 | 12 | 36.02 | 1.02 | ||||||||||
| SGM15 | 116 | 8 | 84.74 | 2.40 | 15/20 | 63 | 1" | 3.5 | 1080 | 750 | 1020 | 300 | 1" |
| 145 | 10 | 74.86 | 2.12 | ||||||||||
| 174 | 12 | 56.85 | 1.61 | ||||||||||
| SGM18 | 116 | 8 | 109.46 | 3.10 | 18.5/25 | 65 | 1" | 4 | 1380 | 850 | 1185 | 430 | 1" |
| 145 | 10 | 92.51 | 2.62 | ||||||||||
| 174 | 12 | 75.21 | 2.13 | ||||||||||
| SGM22 | 116 | 8 | 123.59 | 3.50 | 22/30 | 65 | 1" | 5 | 1380 | 850 | 1185 | 450 | 1" |
| 145 | 10 | 110.52 | 3.13 | ||||||||||
| 174 | 12 | 92.16 | 2.61 | ||||||||||
| SGM30 | 116 | 8 | 176.55 | 5.00 | 30/40 | 66 | 1 1/4" | 7 | 1380 | 850 | 1185 | 500 | 1 1/2" |
| 145 | 10 | 148.30 | 4.20 | ||||||||||
| 174 | 12 | 112.29 | 3.18 | ||||||||||
| SGM37 | 116 | 8 | 215.39 | 6.10 | 37/50 | 67 | 1 1/4" | 9 | 1500 | 1000 | 1345 | 650 | 1 1/2" |
| 145 | 10 | 184.32 | 5.22 | ||||||||||
| 174 | 12 | 169.84 | 4.81 | ||||||||||
| SGM45 | 116 | 8 | 257.76 | 7.30 | 45/60 | 68 | 1 1/2" | 10 | 1500 | 1000 | 1345 | 680 | 2" |
| 145 | 10 | 216.45 | 6.13 | ||||||||||
| 174 | 12 | 199.50 | 5.65 | ||||||||||
| SGM55 | 116 | 8 | 338.98 | 9.60 | 55/75 | 70 | 1 1/2" | 12 | 1800 | 1250 | 1670 | 1150 | 2" |
| 145 | 10 | 303.67 | 8.60 | ||||||||||
| 174 | 12 | 262.00 | 7.42 | ||||||||||
| SGM75 | 116 | 8 | 441.38 | 12.50 | 75/100 | 73 | 1 1/2" | 18 | 1800 | 1250 | 1670 | 1200 | 2" |
| 145 | 10 | 403.24 | 11.42 | ||||||||||
| 174 | 12 | 347.10 | 9.83 | ||||||||||
| SGM90 | 116 | 8 | 575.55 | 16.30 | 90/120 | 73 | 2" | 20 | 1800 | 1250 | 1670 | 1350 | 2 1/2” |
| 145 | 10 | 512.70 | 14.52 | ||||||||||
| 174 | 12 | 434.31 | 12.30 | ||||||||||
| SGM110 | 116 | 8 | 685.01 | 19.40 | 110/150 | 78 | 2" | 24 | 2300 | 1470 | 1840 | 1800 | 2 1/2” |
| 145 | 10 | 596.74 | 16.90 | ||||||||||
| 174 | 12 | 533.18 | 15.10 | ||||||||||
| SGM132 | 116 | 8 | 784.24 | 22.21 | 132/175 | 78 | 2" | 30 | 2300 | 1470 | 1840 | 1850 | 2 1/2” |
| 145 | 10 | 719.62 | 20.38 | ||||||||||
| 174 | 12 | 645.82 | 18.29 | ||||||||||
| SGM160 | 116 | 8 | 1018.69 | 28.85 | 160/200 | 78 | 2 1/2" | 35 | 2300 | 1470 | 1840 | 2000 | 3" |
| 145 | 10 | 865.80 | 24.52 | ||||||||||
| 174 | 12 | 782.82 | 22.17 | ||||||||||
| SGM200 | 116 | 8 | 1293.41 | 36.63 | 200/270 | 78 | 3" | 43 | 3150 | 1980 | 2152 | 3500 | 4" |
| 145 | 10 | 1154.64 | 32.70 | ||||||||||
| 174 | 12 | 978.79 | 27.72 | ||||||||||
| SGM250 | 116 | 8 | 1514.09 | 42.88 | 250/350 | 78 | 3" | 53 | 3150 | 1980 | 2152 | 3800 | 4 |
| 145 | 10 | 1377.09 | 39.00 | ||||||||||
| 174 | 12 | 1223.14 | 34.64 | ||||||||||
| SGM320 | 116 | 8 | 2086.82 | 59.10 | 320/430 | 80 | 4" | 60 | 3150 | 1980 | 2152 | 4000 | 5" |
| 145 | 10 | 1889.09 | 53.50 | ||||||||||
| 174 | 12 | 1703.71 | 48.25 | ||||||||||
| Motor Protection Class: IP23/IP54/IP55 or as per your required | |||||||||||||
| Voltage: 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as per your requests. | |||||||||||||
How to Choose the Right Air Compressor
An air compressor uses pressurized air to power a variety of tools. They are most commonly used to power nailers and impact wrenches. Other popular uses for air compressors include paint sprayers and impact wrenches. While all air compressors have the same basic construction, their specialty differs. Ultimately, their differences come down to the amount of air they can push. Read on for information on each type of air compressor. These tools are great for many different purposes, and choosing the right air compressor depends on your specific needs.
Electric motor
While purchasing an electric motor for air compressor, compatibility is a key factor. Not all motors work with the same type of air compressor, so it’s important to check the manufacturer’s instructions before purchasing. By doing this, you can avoid wasting money on an incompatible motor. Another important consideration is speed. A motor’s speed is its rate of rotation, measured in revolutions per minute. It is critical that you purchase a motor with sufficient speed to meet the needs of your air compressor.
Typically, an electric motor for air compressor is 1.5 hp. It is ideal for use with medical equipment and metal-cutting machines. It also performs well under continuous operation and offers a high efficiency and energy-saving performance. Moreover, it features an attractive price, making it a good choice for a wide range of applications. If you are looking for a motor for an air compressor, look no further than a ZYS series.
A motor’s protection class indicates how the motor will operate. Protection classes are specified by the IEC 60034-5. These are stated with two digits and represent the protection against solid objects and water. For example, an IP23 rating means that the motor will be protected from solid objects, while IP54 means that it will protect from dust and water sprayed from all directions. It is vital to choose a motor with the correct protection class for your air compressor.
When choosing an electric motor, you should consider whether it’s compatible with the brand of air compressor. Some may be compatible, while others may require advanced electronics skills to repair. However, most air compressors are covered by warranty, so it’s important to check with the manufacturer if the warranty is still in effect before you spend a dime on a replacement. The motor should be replaced if it has failed to perform as designed.
Oil bath
Air compressors require proper lubrication to function efficiently. The piston must draw air with minimal friction. Depending on their design, air compressors can either be oil-lubricated or oil-free. The former uses oil to reduce piston friction, while the latter splashes it on the cylinder bearings and walls. Such air compressors are commonly known as oil-flooded air compressors. In order to keep their oil baths clean, they are recommended for use in locations with high dust levels.
Start/stop control
An air compressor can be controlled by a start/stop control. This type of control sends a signal to the main motor that activates the compressor when the demand for air falls below a preset limit. This control strategy is effective for smaller air compressors and can be useful for reducing energy costs. Start/stop control is most effective in applications where air pressure does not change frequently and where the compressor is not required to run continuously.
To troubleshoot this problem, you need to check the power supply of your compressor. To check the supply side, use a voltage monitor to determine if power is flowing to the compressor. Ensure that the power supply to the compressor is steady and stable at all times. If it fluctuates, the compressor may not start or stop as expected. If you cannot find the problem with the air compressor power supply, it may be time to replace it.
In addition to the start/stop control, you may want to purchase additional air receivers for your air compressor. These can increase the capacity of air stored and reduce the number of times it starts and stops. Another way to decrease the number of starts per hour is to add more air receivers. Then, you can adjust the control to match your requirements. You can also install a pressure gauge that monitors the compressor’s performance.
Start/stop control for air compressors can be complex, but the basic components are relatively easy to understand. One way to test them is to turn the compressor on or off. It is usually located on the exterior of the motor. If you’re unsure of the location of these components, check the capacitors and make sure that the air compressor is not running while you’re not using it. If it does, try to remove the capacitor.
Variable displacement control is another way to adjust the amount of air flowing into the compressor. By controlling the amount of air, the control can delay the use of additional compressors until more required air is available. In addition to this, the device can also monitor the energy used in the compressor. This control method can result in substantial energy savings. You can even save on the amount of electricity by using variable displacement control. It is essential for efficient compressed air systems.
Variable speed drive
A VFD, or variable frequency drive, is a type of electric motor that adjusts its speed to match the demand for air. It is an efficient way to reduce energy costs and improve system reliability. In fact, studies have shown that a 20% reduction in motor speed can save up to 50% of energy. In addition, a VFD can monitor additional variables such as compressor oil pressure and motor temperature. By eliminating manual checks, a VFD will improve the performance of the application and reduce operating costs.
In addition to reducing energy costs, variable-speed drives also increase productivity. A variable-speed air compressor reduces the risk of system leaks by 30 percent. It also reduces the risk of system leaks by reducing pressure in the system. Because of these advantages, many governments are promoting this technology in their industries. Many even offer incentives to help companies upgrade to variable-speed drives. Therefore, the variable-speed drive can benefit many air compressor installations.
One major benefit of a variable-speed drive is its ability to optimize energy use. Variable frequency drives are able to ramp up and down to match the demand for air. The goal is to optimize the pressure and flow in the system so that the best “dead band” occurs between forty percent and eighty percent of full load. A variable-speed compressor will also increase energy efficiency because of its programmability.
A variable-speed air compressor can also be used to control the amount of air that is compressed by the system. This feature adjusts the frequency of power supplied to the motor based on the demand. If the demand for air is low, the frequency of the motor will reduce to save energy. On the other hand, if there is an excess demand for air, the variable-speed compressor will increase its speed. In addition, this type of air compressor is more efficient than its fixed-speed counterpart.
A VFD has many benefits for compressed air systems. First, it helps stabilize the pressure in the pipe network, thereby reducing the power losses due to upstream pressure. It also helps reduce the power consumption caused by fluctuations in upward pressure. Its benefits are also far-reaching. And as long as the air pressure and air supply is properly sized, a VFD will help optimize the efficiency of compressed air systems.
China 7.5kw-250kw Industrial Weg Motor Rotary Direct Drive Screw Water Lubricated Oil Free Screw Air Compressor for Oxygen Plant / Food Industry/ Medical Industry
Product Description
Product Description
Our Advantages
ZIQI Oil Free Water Lubricant Screw Air Compressor Advantages:
1. 100% oil-free , good reliability
There is no oil in the water-lubricated screw body, which will not cause oil pollution of the compressed air. It belongs to a
completely oil-free screw air compressor. Dry-type oil-free machine bearings, gearboxes, and intercoolers require oil to
participate in lubrication and sealing. The high temperature of the unit can easily cause oil leakage to pollute the compressed air. It is a semi-oil-free compressor.
2. Isothermal compression, high efficiency, no flammable, explosive, etc.
The operating temperature of the oil-free screw machine does not exceed 50ºC, and the gas does not expand to save energy by more than 15%. The exhaust temperature of the semi-oil-free screw machine is above 180ºC. The high temperature makes the bearing, screw, body, and sealing material have a very short service life and must be expensive. s material. The volatilization of lubricating oil at high temperatures can cause fires and explosions.
3. Power saving: water-lubricated compressor is 1 of the lower energy consumption of oil-free machines in the world.
ZIQI air dry oil-free air compressor 90KW, nameplate capacity 12.50m?/min (10bar), water-jet all oil-free air compressor 90KW, the actual measured air volume is 14.52m?/min (10bar), the displacement has increased by 16%, This means that users save 16% of electricity. According to the calculation based on running 24 hours a day and the electricity cost of 1.0 yuan/kWh, each unit can save 1.26 million yuan in electricity costs for 10 years.
4. The compression temperature is relatively low, the host has a long life, the maintenance cost is relatively low, and the
trouble-free operation cycle is long.The main engine of the water-jet all-oil-free compressor has a general warranty of 5 years and a design life of more than 25 years. Low maintenance costs are a reliable choice for formal enterprises to focus on energy management and reduce product costs.
5. Simple maintenance and no worries
It is as simple as a “water pump” to ensure no worries.
6.Dry
The water content in compressed air is low. All compressors produce 100% saturated water vapor. The pressure dew point of water-injected and oil-free compressed air is less than 40 degrees Celsius. Actually, it contains less water, and a lot of water in the air will be discharged. .
| Motor | Air pressure | Air Flowing | Motor power | Dimension | Weight | ||||
| mpa | bar | psi | m3/min | cfm | hp | kw | L(mm)*W(mm)*H(mm) | kgs | |
| OF-11A | 0.7 | 7 | 102 | 1.6 | 56 | 15 | 11 | 1100mm*800mm*1000mm | 500 |
| 0.8 | 8 | 116 | 1.5 | 53 | |||||
| 1 | 10 | 145 | 1.3 | 46 | |||||
| OF-15A | 0.8 | 8 | 116 | 1.8 | 64 | 20 | 15 | 1130mm*900mm*1571mm | 550 |
| OF-18.5A | 0.7 | 7 | 102 | 3.1 | 109 | 25 | 18.5 | 1400mm*1000mm*1200mm | 600 |
| 0.8 | 8 | 116 | 2.8 | 99 | |||||
| 1 | 10 | 145 | 2.5 | 88 | |||||
| OF-22A | 0.7 | 7 | 102 | 3.7 | 131 | 30 | 22 | 1400mm*1000mm*1200mm | 655 |
| 0.8 | 8 | 116 | 3.4 | 120 | |||||
| 1 | 10 | 145 | 3 | 106 | |||||
| OF-30A | 0.7 | 7 | 102 | 5.2 | 184 | 41 | 30 | 1920mm*1170mm*1320mm | 1150 |
| 0.8 | 8 | 116 | 4.7 | 166 | |||||
| 1 | 10 | 145 | 4.3 | 152 | |||||
| OF-37A | 0.7 | 7 | 102 | 6.1 | 215 | 50 | 37 | 1920mm*1170mm*1320mm | 1200 |
| 0.8 | 8 | 116 | 5.6 | 198 | |||||
| 1 | 10 | 145 | 5 | 177 | |||||
| OF-45A | 0.7 | 7 | 102 | 7.5 | 265 | 61 | 45 | 1920mm*1170mm*1320mm | 1320 |
| 0.8 | 8 | 116 | 6.8 | 240 | |||||
| 1 | 10 | 145 | 6 | 212 | |||||
| OF-55A | 0.7 | 7 | 102 | 10 | 353 | 75 | 55 | 1930mm*1320mm*1535mm | 1520 |
| 0.8 | 8 | 116 | 9 | 318 | |||||
| 1 | 10 | 145 | 7.8 | 275 | |||||
| OF-75A | 0.7 | 7 | 102 | 13 | 459 | 102 | 75 | 1930mm*1320mm*1535mm | 1620 |
| 0.8 | 8 | 116 | 12 | 424 | |||||
| 1 | 10 | 145 | 10 | 353 | |||||
| OF-90A | 0.7 | 7 | 102 | 15.5 | 547 | 122 | 90 | 1930mm*1320mm*1535mm | 1800 |
| 0.8 | 8 | 116 | 14 | 494 | |||||
| 1 | 10 | 145 | 12.5 | 441 | |||||
| OF-110A | 0.7 | 7 | 102 | 20 | 706 | 150 | 110 | 2150mm*1600mm*1680mm | 3100 |
| 0.8 | 8 | 116 | 18 | 636 | |||||
| 1 | 10 | 145 | 16 | 565 | |||||
| OF-132A | 0.7 | 7 | 102 | 25 | 883 | 179 | 132 | 2150mm*1600mm*1680mm | 3250 |
| 0.8 | 8 | 116 | 23 | 812 | |||||
| 1 | 10 | 145 | 20 | 706 | |||||
| OF-160W | 0.7 | 7 | 102 | 27 | 953 | 217 | 160 | 2860mm*1500mm*1750mm | 4500 |
| 0.8 | 8 | 116 | 25.5 | 900 | |||||
| 1 | 10 | 145 | 24 | 847 | |||||
| OF-185W | 0.7 | 7 | 102 | 30 | 1059 | 251 | 185 | 2860mm*1500mm*1750mm | 4500 |
| 0.8 | 8 | 116 | 28 | 989 | |||||
| 1 | 10 | 145 | 25 | 883 | |||||
| OF-200W | 0.7 | 7 | 102 | 36 | 1271 | 272 | 200 | 2860mm*1500mm*1750mm | 4500 |
| 0.8 | 8 | 116 | 33 | 1165 | |||||
| 1 | 10 | 145 | 27 | 953 | |||||
*For more model,please contact the salesman person.
Packaging & Shipping
Company Profile
Certifications
FAQ
Are you manufacturer?
ZIQI: Yes,we are professional air compressor manufacturer over 10 years and our factory located in ZheJiang .
How long is your air compressor warranty?
ZIQI: For 1 year.
Do you provide After- sales service parts?
ZIQI: Of course, We could provide easy- consumable spares.
How long could your air compressor be used?
ZIQI: Generally, more than 10 years.
How about your price?
ZIQI: Based on high quality, Our price is very competitive in this market all over the world.
How about your customer service?
ZIQI: For email, we could reply our customers’ emails within 2 hours.
Do you support OEM?
ZIQI: YES, and we also provide multiple models to select.
How to get quicker quotation?
When you send us inquiry, please confirm below information at the same time:
* What is the air displacement (m3/min,cfm/min)?
* What is the air pressure (mpa,bar,psi)?
* What is the voltage in your factory (v/p/Hz)?
* It is ok if you need air tank, air dryer and filters.
This information is helpful for us to check suitable equipment solution and quotation quickly.
Choosing an Air Compressor
Considering a new Air Compressor? Here are some tips to make the decision easier. Learn the pros and cons of each type, including the differences between oil-injected and oil-free models, single stage and positive displacement. In addition, learn more about the different technologies that are available for your air compressor. It is important to choose an appropriate unit for the type of work you do. Here are some of the best compressors available today.
Positive displacement
There are several different types of air compressors, but most are positive displacement air compressors. They use a rotary or reciprocating component to compress air. The reciprocating component compresses air by reducing the volume of the chamber. Positive displacement compressors are used in bicycle pumps, chemical plants, and refrigerators. Positive displacement air compressors use multiple inlet ports. Despite the various types, the principle of operation remains the same.
Another type of positive displacement air compressor is a reciprocating piston. The piston inside a cylinder moves up and down, causing the compressed air to fill the upper part of the cylinder. These air compressors are used in a variety of different applications, including blowing bottles and gas pipelines. These air compressors can be water-cooled, lubricated, or non-lubricated. Different types have different capacities and air pressures.
A positive displacement flowmeter uses a rotating chamber that divides continuous fluid into discrete portions. The number of times the chamber is filled and discharged can be used to estimate the flow rate. The rotation speed of the measuring chamber is directly proportional to the flow rate. The drawbacks of this type of positive displacement flowmeter are that it is prone to jamming. If the fluid contains particles, it may be too thick for the meter to determine flow rate.
A negative displacement air compressor was invented in 1860 and is the oldest type of compressor. It uses 2 lobes positioned in a circular cavity. One rotor is connected to an engine, while the other pushes the other 1 to spin in the opposite direction. Negative displacement compressors are low-maintenance, but they do require more precision. They are often used in nuclear power plants because they use the kinetic energy of the rotating elements to produce pressure.
Oil-injected
Oil-flooded or oil-injected air compressors use liquid to seal and lubricate moving parts and reduce noise. Oil-flooded air compressors are effective for a variety of pneumatic tools and accessories. Some models have a thermostat that controls the amount of oil used during operation. Other types of oil-flooded air compressors are piston-type models. Here is an overview of the basic differences between these 2 air compressors.
An oil-injected air compressor is more expensive than a comparable oil-free air compressor, but its advantages far outweigh its disadvantages. An oil-free compressor is quieter, requires less maintenance, and has a lower price tag. It also offers a greater degree of air purity. A number of other advantages may also make this type of air compressor the better choice for many industrial settings. If you need a high-pressure compressor in a tight space, consider the benefits of an oil-free system.
Oil-injected air compressors require more maintenance than oil-free models. Both types of air compressors offer similar capacity and ISO 8573-1 Class 0 and 1-2 purity, but the oil-injected systems require more air-treatment components. They require an activated carbon filter and coalescing filter. Oil-injected air compressors will likely remain the standard for industrial air compressors for many years. And since their performance and efficiency are comparable, it may be worthwhile to invest in some point-of-use air treatment.
Both types of air compressors have their benefits. However, choosing between oil-free and oil-injected air compressors is not as straightforward as you might think. Whichever type you choose, make sure it will meet your needs. The benefits of an oil-injected air compressor outweigh their disadvantages. In general, oil-injected air compressors are more durable and can last longer than oil-free models. The only downside is their higher price.
Oil-free
When choosing an air compressor for your company, you’ll need to determine what it is going to be used for. For example, if you’re planning on using it to power multiple workers, you should consider getting an oil-free compressor. An oil-free compressor, on the other hand, is quieter and can power several workers at a time. If you’re a contractor, the most important consideration will be the type of jobs you’ll be doing. Higher air pressure means greater demand for air flow, and more pressure can damage the equipment.
Oil-free compressed air is certified 100% free of contaminants. Technically, oil-free air is not completely free of foreign matter, but it is extremely low within the limits of practical air quality. A technically oil-free air compressor might have a total oil level of 0.003 mg/m3. If you’re in need of a technically oil-free air compressor, you must install an air treatment equipment after your current compressor.
If you’re in the manufacturing industry, a good oil-free air compressor will save you money and reduce your environmental impact. Many of these tools require air compressors to work, and this equipment will ensure that they don’t get contaminated. To buy the best oil-free compressor, you should learn a bit about the different terms used by compressor repair companies. ACFM, for example, is the amount of air that can be compressed in 1 minute at rated conditions.
When you’re using an oil-free air compressor, you should know that the overall life of the device will be much shorter. Compared to an oil-flooded rotary screw air compressor, an oil-free compressor typically has a lifespan of 50 thousand hours. But it’s important to understand that this type of compressor can still cause damage to piping and processes. Therefore, you should choose an oil-free compressor when you need to clean air for your business.
Single-stage
A single-stage air compressor, also known as a piston air compressor, compresses air only once before storing it in a cylinder. This stored air has enough energy to power a variety of pneumatic tools, such as screwdrivers, chisels, and wrenches. These units are also ideally suited for low-flow applications and are widely used in gas stations, auto shops, and various manufacturing plants.
A single-stage air compressor uses 2 valves – 1 for inlet and 1 for outlet – to transfer compressed air. Both valves are actuated by springs. The inlet valve has a slight curvature to provide protection from damage. The compressor’s outlet valve opens when the pressure in the cylinder is higher than the pressure in the storage tank. The piston moves very quickly inside the cylinder, exerting a high amount of force throughout the compression process. This high piston speed is a common cause of compressor wear and tear.
A single-stage air compressor is ideal for smaller tradesmen and small construction crews. Its lightweight and compact design make it easier to transport and store. While it may be tempting to buy the first cheap air compressor you see, it’s important to balance the price against performance to choose the right air compressor for your needs. The best single-stage air compressor is 1 that provides excellent performance and durability. Its two-stage counterpart is designed for larger construction teams and large applications.
The main difference between a single-stage and a two-stage air compressor lies in their capacity. A single-stage air compressor compresses air only once and delivers it into the storage tank, while a two-stage compressor compresses it twice, creating double the pressure. Because of this, single-stage air compressors are cheaper and versatile than their counterparts, which means that they can be used for multiple purposes.
Low-noise
A low-noise air compressor is a type of industrial compressor that is less noisy than regular air compressors. These are generally smaller machines designed for smaller factories and workshops with a few to several employees. They are designed to handle mid-weight volumes of compressed air per day. This type of compressor is especially useful for smaller manufacturing businesses that need to produce compressed air for medical applications. Small breweries can also benefit from the low-noise capabilities of these compressors.
Low-noise air compressors come in various sizes and features. For smaller jobs, you can purchase a one-gallon model that is lightweight and portable. For larger jobs, you can purchase 1 with a larger tank that can provide more pressure for longer jobs. However, a larger tank will make the compressor heavier and harder to transport. To avoid this, make sure to check the size of the tank and how much power it can handle.
Considering a low-noise air compressor for your business? If so, you’ve come to the right place. There are a variety of affordable and dependable low-noise options to choose from. A CAT 10020C, for example, is designed to provide high-volume air to many outlets at once. A CAT 10020C comes with a 10-gallon tank, wheels, and a carrying handle.
Noise levels can also affect the productivity of employees. When employees work with air compressors in close proximity to each other, they may develop tinnitus. If employees are free from tinnitus because of the loud noise, they are likely to work more efficiently. Moreover, it will be easier for them to focus and communicate efficiently. If you need a compressor, a low-noise 1 is an excellent choice.
China High Reliability Low Noise 10bar 90kw 120HP Water Lubricated 3 Phase AC Power Permanet Magnet Variable Speed Drive Oil Free Single Rotary Screw Air Compressor
Product Description
High Reliability Low Noise 10bar 90kw 120HP Water Lubricated 3 phase AC power Permanet Magnet Variable Speed Drive Oil Free Single Screw Air Compressor
1.About GREAT:
GREAT air compressor, as 1 leading manufacture &exporter for screw air compressor in China. Founded in 1957 years, coving 20000 square meters. With over 200 skilled employees and 20 R&D research engineers, we focus on the research, production, sales and service for screw air compressor and relative products .Our goal is to provide the high grade and most energy saving compressor for the world customer.
Our main products including screw air compressor, air dryer, air tanker, line filters and other relative compressed air products etc. we passed ISO and CE certificate. Germany standard and 60 years industry experience help us win the domestic and foreign customers praise .From 2016 opened to the world, now exporting to more than 100 countries. We have established a huge sales and service network at home and abroad. We can provide satisfied service such as consulting, training, repairing, spare parts suppling, etc.
“GREAT” as famous china brand for air compressor, our mission is to become a world-famous high-end brand and service for oversea customers. Welcome more oversea agents, dealers and distributors to join us. We also can do the OEM service for big customers
Accoring to the busniness tenet of “high efficiency,engeryg saving, realiability and durable ” GREAT provide you with high-quality products and timely service as well as customized compressed air system solutions.
2. performance characteristics for water- lubricated oil free screw air compressor :
3. Advantages for oil-free water lubrication screw air compressor:
1). No oil, cleaner
The whole air compressor does not need to add any lubricating oil inside to make the outlet gas cleaner.
2). Stainless steel, safer
The parts in contact with compressed air in the system are made of 304 or 316 stainless steel to prevent pollution in the compression process and ensure the safety of gas.
3). low speed, high efficiency, more environmental protection
The main engine and motor are connected by elastic coupling, and there is no gearbox and other variable speed device, which makes the main engine and motor rotate at the same speed, reducing noise and vibration less.
The compression temperature of the host machine is about 50ºC, close to isothermal compression, effectively reducing energy consumption.
Using water as a lubricant, the entire life cycle of the equipment does not produce any waste oil discharge.
4).Simple structure and low maintenance cost
The machine structure is simple, easy to maintain, only need to replace the air rate and water filter element, no lubricating oil, greatly reduce the maintenance cost.
4. Details for GREAT oil free water lubricated screw air compressor :
5.Technical Parameters for oil-free water lubrication screw air compressor:
| Model | Max work pressure (Mpa) | Flow air capacity (m³/min) | Motor power (kw) | Noise (dB) |
Pipe dia. Of cooling water | Cooling water volume (T/H) |
Lubricate water volume | Dimension LXWXH (mm) |
Weight (kg) |
Air outlet |
| TKW-5VA/W | 0.8 | 0.3~0.78 | 5.5 | 58 | 3/4″ | 1.5 | 10 | 800x800x1100 | 460 | 3/4″ |
| 1.0 | 0.2~0.65 | |||||||||
| TKW-7VA/W | 0.8 | 0.35~1.17 | 7.5 | 58 | 3/4″ | 1.5 | 10 | 800x800x1100 | 510 | 3/4″ |
| 1.0 | 0.3~1.05 | |||||||||
| 1.25 | 0.24~0.81 | |||||||||
| TKW-11VA/W | 0.8 | 0.54~1.65 | 11 | 60 | 1″ | 2.5 | 26 | 1200x760x1300 | 620 | 3/4″ |
| 1.0 | 0.45~1.42 | |||||||||
| 1.25 | 0.35~1.10 | |||||||||
| TKW-15VA/W | 0.8 | 0.75~2.43 | 15 | 63 | 1″ | 3.5 | 26 | 1200x760x1300 | 670 | 3/4″ |
| 1.0 | 0.65~2.17 | |||||||||
| 1.25 | 0.6~1.80 | |||||||||
| TKW-18VA/W | 0.8 | 0.9~3.13 | 18.5 | 65 | 1″ | 4 | 30 | 1400x900x1450 | 730 | 1″ |
| 1.0 | 0.9~2.82 | |||||||||
| 1.25 | 0.6~2.05 | |||||||||
| TKW-22VA/W | 0.8 | 1.1~3.52 | 22 | 65 | 1″ | 5 | 30 | 1400x900x1450 | 780 | 1″ |
| 1.0 | 0.97~3.21 | |||||||||
| 1.25 | 0.85~2.78 | |||||||||
| TKW-30VA/W | 0.8 | 1.55~5.12 | 30 | 67 | 1 1/2″ | 7 | 40 | 1550X1150X1500(A) 1500X1150X1300(W) |
1150 | 1 1/4″ |
| 1.0 | 1.255~4.43 | |||||||||
| 1.25 | 1.1~3.63 | |||||||||
| TKW-37VA/W | 0.8 | 1.91~6.30 | 37 | 67 | 1 1/2″ | 9 | 40 | 1550X1150X1500(A) 1500X1150X1300(W) |
1200 | 1 1/4″ |
| 1.0 | 1.60~5.33 | |||||||||
| 1.25 | 1.42~4.77 | |||||||||
| TKW-45VW | 0.8 | 2.5~7.4 | 45 | 68 | 1 1/2″ | 10 | 90 | 1800x1300x1750(A) 1800x1300x1680(W) |
1490 | 2″ |
| 1.0 | 1.91~6.30 | |||||||||
| 1.25 | 1.70~5.56 | |||||||||
| TKW-55VW | 0.8 | 3.0~9.76 | 55 | 70 | 1 1/2″ | 12 | 100 | 1980x1300x1750(A) 1800x1300x1680(W) |
1570 | 2″ |
| 1.0 | 2.60~8.55 | |||||||||
| 1.25 | 2.30~7.67 | |||||||||
| TKW-75VW | 0.8 | 3.95~13.00 | 75 | 73 | 1 1/2″ | 18 | 100 | 1800x1300x1750(W) | 1750 | 2″ |
| 1.0 | 3.4~11.50 | |||||||||
| 1.25 | 3.0~9.70 | |||||||||
| TKW-90VW | 0.8 | 5.0~14.8 | 90 | 73 | 1 1 /2″ | 20 | 120 | 2200x1550x1800 | 2450 | 2 1/2″ |
| 1.0 | 4.30~13.90 | |||||||||
| 1.25 | 3.72~12.60 | |||||||||
| TKW-110VW | 0.8 | 6.0~19.85 | 110 | 78 | 2″ | 24 | 120 | 2200x1550x1800 | 2580 | 2 1/2″
|
| 1.0 | 5.0~16.66 | |||||||||
| 1.25 | 4.65~15.56 | |||||||||
| TKW-132VW | 0.8 | 6.75~23.10 | 132 | 78 | 2″ | 30 | 120 | 2200x1550X1800 | 2700 | 2 1/2″ |
| 1.0 | 6.0~19.97 | |||||||||
| 1.25 | 5.07~16.90 | |||||||||
| TKW-160VW | 0.8 | 8.5~28.11 | 160 | 80 | 3″ | 35 | 160 | 3000X1800X2100 | 3900 | 3″ |
| 1.0 | 7.6~25.45 | |||||||||
| 1.25 | 6.7~22.52 | |||||||||
| TKW-185VW | 0.8 | 10~33.97 | 185 | 80 | 3″ | 38 | 160 | 3000X1800X2100 | 4050 | 3″ |
| 1.0 | 8.72~29.00 | |||||||||
| 1.25 | 7.75~25.21 | |||||||||
| TKW-200VW | 0.8 | 11.2~36.75 | 200 | 80 | 4″ | 42 | 200 | 3100X1850X2100 | 4200 | 4″ |
| 1.0 | 9.68~32.78 | |||||||||
| 1.25 | 9.2~29.24 | |||||||||
| TKW-220VW | 0.8 | 12.2~39.67 | 220 | 80 | 4″ | 47 | 200 | 3100X1850X2100 | 4400 | 4″ |
| 1.0 | 11.2~36.75 | |||||||||
| 1.25 | 9.0~29.63 | |||||||||
| TKW-250VW | 0.8 | 13.5~43.5 | 250 | 80 | 4″ | 53 | 200 | 3100X1850X2100 | 4800 | 4″ |
| 1.0 | 12.2~39.30 | |||||||||
| 1.25 | 10.2~34 |
4.Application :
6.Certification :
7. Packing and shipping :
8. Exhibition:
9. FAQ Industrial Lubricated High Pressure Screw Air Compressor
Q1: Are you factory or trade company?
A1: We are factory.
Q2: Warranty terms of your machine?
A2: One year warranty for the machine and technical support according to your needs.
Q3: Will you provide some spare parts of the machines?
A3: Yes, of course.
Q4: How long will you take to arrange production?
A4: 380V 50HZ we can delivery the goods within 20 days. Other electricity or other color we will delivery within 30 days.
Q5: Can you accept OEM orders?
A5: Yes, with professional design team, OEM orders are highly welcome!
10. Contact :
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 1 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 2 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 1 square inch of air. These 2 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%.
China Oil Free Screw Air Compressor Direct Driven Permanet Magnet Variable Speed/Frequency (VSD/VFD) Water Inject Lubricated
Product Description
We are authorized distributer of Bolaite, we could provide whole product line of
Bolaite air compressors , spare parts and consumables. we are also
certified supplier by international authoritative certification organizations.
Kindly advise your technical requirements, we will recommend suitable
compressed air system and spare parts for you .
We can provide CZPT One-Stop Service,and efficient energy – saving solutions for you .
Specification
|
species |
Screw |
|
Configuration |
Portable |
|
Power source |
AC power |
|
Lubrication method |
Lubricated |
|
Applicable Industries |
Hotels Building Material Shops Manufacturing Plant Machinery Repair Shops Food & Beverage Factory Printing Shops Construction |
|
Brand Name |
Bolaite |
|
Type |
Air Filter |
Industrial equipment, printing service, pipelines,power plants, oil&gas, oil refinery, coating, painting,
plastics, steel industry, rubber, mechanical, blow molding, color sorter machine, shipyard, sandblasting,
metallurg,etc.
Different industries correspond to different air compressors, kindly please send me your application
areas and specific conditions, then will recommend the most suitable products for you .
1 Q: How about the quality of products ?
A: We are authorized distributer of Atlas Copco. Don’t worry the quality and service.
2 Q: How long is your delivery lead time ?
A: If there is stock, the lead time is about 3 working days after we get the payment, if need to
be produced, it depends.
3 Q: How about your overseas after-sale service?
A: (1)Provide customers with intallation and commissioning online instructions.
(2)Worldwide agents and sfter service available.
4 Q: Can you accept OEM&ODM orders?
A: Yes, we have professional design team, OEM&ODM orders are highly welcomed.
How to Choose the Right Air Compressor
An air compressor uses pressurized air to power a variety of tools. They are most commonly used to power nailers and impact wrenches. Other popular uses for air compressors include paint sprayers and impact wrenches. While all air compressors have the same basic construction, their specialty differs. Ultimately, their differences come down to the amount of air they can push. Read on for information on each type of air compressor. These tools are great for many different purposes, and choosing the right air compressor depends on your specific needs.
Electric motor
While purchasing an electric motor for air compressor, compatibility is a key factor. Not all motors work with the same type of air compressor, so it’s important to check the manufacturer’s instructions before purchasing. By doing this, you can avoid wasting money on an incompatible motor. Another important consideration is speed. A motor’s speed is its rate of rotation, measured in revolutions per minute. It is critical that you purchase a motor with sufficient speed to meet the needs of your air compressor.
Typically, an electric motor for air compressor is 1.5 hp. It is ideal for use with medical equipment and metal-cutting machines. It also performs well under continuous operation and offers a high efficiency and energy-saving performance. Moreover, it features an attractive price, making it a good choice for a wide range of applications. If you are looking for a motor for an air compressor, look no further than a ZYS series.
A motor’s protection class indicates how the motor will operate. Protection classes are specified by the IEC 60034-5. These are stated with 2 digits and represent the protection against solid objects and water. For example, an IP23 rating means that the motor will be protected from solid objects, while IP54 means that it will protect from dust and water sprayed from all directions. It is vital to choose a motor with the correct protection class for your air compressor.
When choosing an electric motor, you should consider whether it’s compatible with the brand of air compressor. Some may be compatible, while others may require advanced electronics skills to repair. However, most air compressors are covered by warranty, so it’s important to check with the manufacturer if the warranty is still in effect before you spend a dime on a replacement. The motor should be replaced if it has failed to perform as designed.
Oil bath
Air compressors require proper lubrication to function efficiently. The piston must draw air with minimal friction. Depending on their design, air compressors can either be oil-lubricated or oil-free. The former uses oil to reduce piston friction, while the latter splashes it on the cylinder bearings and walls. Such air compressors are commonly known as oil-flooded air compressors. In order to keep their oil baths clean, they are recommended for use in locations with high dust levels.
Start/stop control
An air compressor can be controlled by a start/stop control. This type of control sends a signal to the main motor that activates the compressor when the demand for air falls below a preset limit. This control strategy is effective for smaller air compressors and can be useful for reducing energy costs. Start/stop control is most effective in applications where air pressure does not change frequently and where the compressor is not required to run continuously.
To troubleshoot this problem, you need to check the power supply of your compressor. To check the supply side, use a voltage monitor to determine if power is flowing to the compressor. Ensure that the power supply to the compressor is steady and stable at all times. If it fluctuates, the compressor may not start or stop as expected. If you cannot find the problem with the air compressor power supply, it may be time to replace it.
In addition to the start/stop control, you may want to purchase additional air receivers for your air compressor. These can increase the capacity of air stored and reduce the number of times it starts and stops. Another way to decrease the number of starts per hour is to add more air receivers. Then, you can adjust the control to match your requirements. You can also install a pressure gauge that monitors the compressor’s performance.
Start/stop control for air compressors can be complex, but the basic components are relatively easy to understand. One way to test them is to turn the compressor on or off. It is usually located on the exterior of the motor. If you’re unsure of the location of these components, check the capacitors and make sure that the air compressor is not running while you’re not using it. If it does, try to remove the capacitor.
Variable displacement control is another way to adjust the amount of air flowing into the compressor. By controlling the amount of air, the control can delay the use of additional compressors until more required air is available. In addition to this, the device can also monitor the energy used in the compressor. This control method can result in substantial energy savings. You can even save on the amount of electricity by using variable displacement control. It is essential for efficient compressed air systems.
Variable speed drive
A VFD, or variable frequency drive, is a type of electric motor that adjusts its speed to match the demand for air. It is an efficient way to reduce energy costs and improve system reliability. In fact, studies have shown that a 20% reduction in motor speed can save up to 50% of energy. In addition, a VFD can monitor additional variables such as compressor oil pressure and motor temperature. By eliminating manual checks, a VFD will improve the performance of the application and reduce operating costs.
In addition to reducing energy costs, variable-speed drives also increase productivity. A variable-speed air compressor reduces the risk of system leaks by 30 percent. It also reduces the risk of system leaks by reducing pressure in the system. Because of these advantages, many governments are promoting this technology in their industries. Many even offer incentives to help companies upgrade to variable-speed drives. Therefore, the variable-speed drive can benefit many air compressor installations.
One major benefit of a variable-speed drive is its ability to optimize energy use. Variable frequency drives are able to ramp up and down to match the demand for air. The goal is to optimize the pressure and flow in the system so that the best “dead band” occurs between 40 percent and 80 percent of full load. A variable-speed compressor will also increase energy efficiency because of its programmability.
A variable-speed air compressor can also be used to control the amount of air that is compressed by the system. This feature adjusts the frequency of power supplied to the motor based on the demand. If the demand for air is low, the frequency of the motor will reduce to save energy. On the other hand, if there is an excess demand for air, the variable-speed compressor will increase its speed. In addition, this type of air compressor is more efficient than its fixed-speed counterpart.
A VFD has many benefits for compressed air systems. First, it helps stabilize the pressure in the pipe network, thereby reducing the power losses due to upstream pressure. It also helps reduce the power consumption caused by fluctuations in upward pressure. Its benefits are also far-reaching. And as long as the air pressure and air supply is properly sized, a VFD will help optimize the efficiency of compressed air systems.
China Energy Saving Low Purchase Cost Silent Variable Frequency VSD Oil Free Water Lubricated Single Screw Air Compressor
Product Description
Product Description
HIGH EFFICIENCY
The screw groove has a high volume utilization rate; there is no residual barrier volume, and the single machine capacity is large; ideal isothermal compression; lubricating water into the compression chamber has a good thermal conductivity, and the temperature will drop to 45 °C or less, close to the suction temperature.
PURE OIL-FREE
It replaces oil with water to achieve the 4 benefits of lubrication, cooling, sealing, and noise reduction, as well as providing high-quality, pollution-free 100 percent oil-free air, and discharged water that requires no additional treatment and meets environmental criteria.
SINGLE SCREW
The symmetrical structure of the screw with a star wheel on each side is responsible for the single screw compressor’s major characteristics.
LOW NOISE
The force balance of the single screw compressor is good, so vibration is low; there are no special foundation requirements, especially for the star wheel material, which is made of special custom polymer CZPT materials; the working chamber is sprayed with lubricating water; and there is no speed gear, so the operating noise is low.
LONG LIFE
The radial and axial forces created during the operation of the single screw compressor are entirely balanced due to the structure’s symmetry and the ability to select the return hole. As a result, the compressor has a 300,000-hour design life.
Certifications
Product Parameters
| Model | Maximum Working Pressure | Capacity(FAD)* | Installed Motor Power | Noise Level |
Air Outlet Pipe Diameter |
Dimension(mm) |
Weight |
|||||
| 50hz | ||||||||||||
| bar(g) | psig | m3/min | cfm | kw | hp | dB(A) | L | W | H | kg | ||
| RD7.5VSD A | 7 | 102 | 0.6-1.2 | 21.1-42.3 | 7.5 | 10 | 61 | G1” | 1135 | 800 | 1000 | 480 |
| 8 | 116 | 0.5-1.1 | 17.6-38.8 | |||||||||
| 10 | 145 | 0.5-1.0 | 17.6-35.3 | |||||||||
| RD11VSD A | 7 | 102 | 0.8-1.6 | 28.2-56.5 | 11 | 15 | 61 | G1” | 1135 | 800 | 1000 | 500 |
| 8 | 116 | 0.7-1.5 | 24.7-52.9 | |||||||||
| 10 | 145 | 0.6-1.3 | 21.1-45.9 | |||||||||
| RD15VSD A | 7 | 102 | 1.2-2.4 | 42.3-84.7 | 15 | 20 | 61 | G1” | 1400 | 1000 | 1200 | 520 |
| 8 | 116 | 1.1-2.3 | 38.8–81.2 | |||||||||
| 10 | 145 | 1.0-2.0 | 35.3-70.6 | |||||||||
| RD18.5VSD A | 7 | 102 | 1.6-3.1 | 56.5-109.4 | 18.5 | 25 | 61 | G1” | 1400 | 1000 | 1200 | 520 |
| 8 | 116 | 1.4-2.8 | 49.4-98.8 | |||||||||
| 10 | 145 | 1.3-2.5 | 45.9-88.2 | |||||||||
| RD22VSD A | 7 | 102 | 1.9-3.7 | 67.0-130.6 | 22 | 30 | 61 | G1” | 1400 | 1000 | 1200 | 560 |
| 8 | 116 | 1.7-3.4 | 60.0-120.0 | |||||||||
| 10 | 145 | 1.5-3.0 | 52.9-105.9 | |||||||||
| RD30VSD A | 7 | 102 | 2.6-5.2 | 91.8-183.6 | 30 | 40 | 64 | G1.5” | 1920 | 1170 | 1320 | 1050 |
| 8 | 116 | 2.4-4.7 | 84.7-165.9 | |||||||||
| 10 | 145 | 2.2-4.3 | 77.6-151.8 | |||||||||
| RD37VSD A | 7 | 102 | 3.1-6.1 | 109.4-215.4 | 37 | 50 | 66 | G1.5” | 1920 | 1170 | 1320 | 1050 |
| 8 | 116 | 2.8-5.6 | 98.8-197.7 | |||||||||
| 10 | 145 | 2.5-5.0 | 88.2-176.5 | |||||||||
| RD45VSD A | 7 | 102 | 3.8-7.5 | 134.1-264.8 | 45 | 60 | 66 | G2” | 1920 | 1170 | 1320 | 1610 |
| 8 | 116 | 3.4-6.8 | 120.0-240.1 | |||||||||
| 10 | 145 | 3.0-6.0 | 105.9-211.8 | |||||||||
| RD55VSD W | 7 | 102 | 5.0-10.0 | 176.5-353.1 | 55 | 75 | 66 | DN50 | 1930 | 1320 | 1535 | 1610 |
| 8 | 116 | 4.5-9.0 | 158.9-317.8 | |||||||||
| 10 | 145 | 3.9-7.8 | 137.7-275.4 | |||||||||
| RD75VSD W | 7 | 102 | 6.5-13.0 | 229.5-459.0 | 75 | 100 | 70 | DN50 | 1930 | 1320 | 1535 | 1880 |
| 8 | 116 | 6.0-12.0 | 211.8-423.7 | |||||||||
| 10 | 145 | 5.0-10.0 | 176.5-353.1 | |||||||||
| RD90VSD W | 7 | 102 | 7.7-15.5 | 271.9-547.3 | 90 | 120 | 70 | DN80 | 1930 | 1320 | 1535 | 2000 |
| 8 | 116 | 7.0-14.0 | 247.2-494.4 | |||||||||
| 10 | 145 | 6.3-12.5 | 222.4-441.4 | |||||||||
| RD110VSD W | 7 | 102 | 10.0-20.0 | 353.1-706.2 | 110 | 150 | 70 | DN80 | 2150 | 1600 | 1680 | 3100 |
| 8 | 116 | 9.0-18.0 | 317.8-635.6 | |||||||||
| 10 | 145 | 8.0-16.0 | 282.5-565.0 | |||||||||
| RD132VSD A | 7 | 102 | 12.5-25.0 | 441.4-882.8 | 132 | 175 | 70 | DN80 | 2150 | 1600 | 1680 | 3250 |
| 8 | 116 | 11.5-23.0 | 406.1-812.2 | |||||||||
| 10 | 145 | 10.0-20.0 | 353.1-706.2 | |||||||||
| RD160VSD W | 7 | 102 | 13.5-27.0 | 476.7-953.4 | 160 | 215 | 74 | DN100 | 2150 | 1600 | 1680 | 3200 |
| 8 | 116 | 12.8-25.5 | 452.0-900.5 | |||||||||
| 10 | 145 | 12.0-24.0 | 423.7-847.5 | |||||||||
| RD185VSD W | 7 | 102 | 15.0-30.0 | 529.7-1059.4 | 185 | 250 | 74 | DN100 | 2860 | 1500 | 1750 | 4500 |
| 8 | 116 | 14.0-28.0 | 494.4-988.8 | |||||||||
| 10 | 145 | 12.5-25.0 | 441.4-882.8 | |||||||||
| RD200VSD W | 7 | 102 | 18.0-36.0 | 635.6-1271.3 | 200 | 270 | 74 | CN100 | 2860 | 1500 | 1750 | 4500 |
| 8 | 116 | 16.5-33.0 | 582.6-1165.3 | |||||||||
| 10 | 145 | 13.5-27.0 | 476.7-953.4 | |||||||||
| RD250VSD W | 7 | 102 | 21.5-43.0 | 759.2-1518.5 | 250 | 350 | 74 | CN100 | 4150 | 1500 | 1800 | 5200 |
| 8 | 116 | 20.5-41.0 | 723.9-1447.9 | |||||||||
| 10 | 145 | 19.0-38 | 670.91341.9 | |||||||||
Detailed Photos
How to Choose the Right Air Compressor
An air compressor uses pressurized air to power a variety of tools. They are most commonly used to power nailers and impact wrenches. Other popular uses for air compressors include paint sprayers and impact wrenches. While all air compressors have the same basic construction, their specialty differs. Ultimately, their differences come down to the amount of air they can push. Read on for information on each type of air compressor. These tools are great for many different purposes, and choosing the right air compressor depends on your specific needs.
Electric motor
While purchasing an electric motor for air compressor, compatibility is a key factor. Not all motors work with the same type of air compressor, so it’s important to check the manufacturer’s instructions before purchasing. By doing this, you can avoid wasting money on an incompatible motor. Another important consideration is speed. A motor’s speed is its rate of rotation, measured in revolutions per minute. It is critical that you purchase a motor with sufficient speed to meet the needs of your air compressor.
Typically, an electric motor for air compressor is 1.5 hp. It is ideal for use with medical equipment and metal-cutting machines. It also performs well under continuous operation and offers a high efficiency and energy-saving performance. Moreover, it features an attractive price, making it a good choice for a wide range of applications. If you are looking for a motor for an air compressor, look no further than a ZYS series.
A motor’s protection class indicates how the motor will operate. Protection classes are specified by the IEC 60034-5. These are stated with 2 digits and represent the protection against solid objects and water. For example, an IP23 rating means that the motor will be protected from solid objects, while IP54 means that it will protect from dust and water sprayed from all directions. It is vital to choose a motor with the correct protection class for your air compressor.
When choosing an electric motor, you should consider whether it’s compatible with the brand of air compressor. Some may be compatible, while others may require advanced electronics skills to repair. However, most air compressors are covered by warranty, so it’s important to check with the manufacturer if the warranty is still in effect before you spend a dime on a replacement. The motor should be replaced if it has failed to perform as designed.
Oil bath
Air compressors require proper lubrication to function efficiently. The piston must draw air with minimal friction. Depending on their design, air compressors can either be oil-lubricated or oil-free. The former uses oil to reduce piston friction, while the latter splashes it on the cylinder bearings and walls. Such air compressors are commonly known as oil-flooded air compressors. In order to keep their oil baths clean, they are recommended for use in locations with high dust levels.
Start/stop control
An air compressor can be controlled by a start/stop control. This type of control sends a signal to the main motor that activates the compressor when the demand for air falls below a preset limit. This control strategy is effective for smaller air compressors and can be useful for reducing energy costs. Start/stop control is most effective in applications where air pressure does not change frequently and where the compressor is not required to run continuously.
To troubleshoot this problem, you need to check the power supply of your compressor. To check the supply side, use a voltage monitor to determine if power is flowing to the compressor. Ensure that the power supply to the compressor is steady and stable at all times. If it fluctuates, the compressor may not start or stop as expected. If you cannot find the problem with the air compressor power supply, it may be time to replace it.
In addition to the start/stop control, you may want to purchase additional air receivers for your air compressor. These can increase the capacity of air stored and reduce the number of times it starts and stops. Another way to decrease the number of starts per hour is to add more air receivers. Then, you can adjust the control to match your requirements. You can also install a pressure gauge that monitors the compressor’s performance.
Start/stop control for air compressors can be complex, but the basic components are relatively easy to understand. One way to test them is to turn the compressor on or off. It is usually located on the exterior of the motor. If you’re unsure of the location of these components, check the capacitors and make sure that the air compressor is not running while you’re not using it. If it does, try to remove the capacitor.
Variable displacement control is another way to adjust the amount of air flowing into the compressor. By controlling the amount of air, the control can delay the use of additional compressors until more required air is available. In addition to this, the device can also monitor the energy used in the compressor. This control method can result in substantial energy savings. You can even save on the amount of electricity by using variable displacement control. It is essential for efficient compressed air systems.
Variable speed drive
A VFD, or variable frequency drive, is a type of electric motor that adjusts its speed to match the demand for air. It is an efficient way to reduce energy costs and improve system reliability. In fact, studies have shown that a 20% reduction in motor speed can save up to 50% of energy. In addition, a VFD can monitor additional variables such as compressor oil pressure and motor temperature. By eliminating manual checks, a VFD will improve the performance of the application and reduce operating costs.
In addition to reducing energy costs, variable-speed drives also increase productivity. A variable-speed air compressor reduces the risk of system leaks by 30 percent. It also reduces the risk of system leaks by reducing pressure in the system. Because of these advantages, many governments are promoting this technology in their industries. Many even offer incentives to help companies upgrade to variable-speed drives. Therefore, the variable-speed drive can benefit many air compressor installations.
One major benefit of a variable-speed drive is its ability to optimize energy use. Variable frequency drives are able to ramp up and down to match the demand for air. The goal is to optimize the pressure and flow in the system so that the best “dead band” occurs between 40 percent and 80 percent of full load. A variable-speed compressor will also increase energy efficiency because of its programmability.
A variable-speed air compressor can also be used to control the amount of air that is compressed by the system. This feature adjusts the frequency of power supplied to the motor based on the demand. If the demand for air is low, the frequency of the motor will reduce to save energy. On the other hand, if there is an excess demand for air, the variable-speed compressor will increase its speed. In addition, this type of air compressor is more efficient than its fixed-speed counterpart.
A VFD has many benefits for compressed air systems. First, it helps stabilize the pressure in the pipe network, thereby reducing the power losses due to upstream pressure. It also helps reduce the power consumption caused by fluctuations in upward pressure. Its benefits are also far-reaching. And as long as the air pressure and air supply is properly sized, a VFD will help optimize the efficiency of compressed air systems.
China High Reliability Low Noise AC Power Cost Saving Singel Screw Oil Free Water Lubricated Rotary Screw Type Air Compressor
Product Description
Product Description
Single screw compressor has a balance of force, the vibration is small. Water to replace oil, to achieve lubrication, cooling, sealing noise, to provide qualified oil-free air, discharge of water without special treatment, in line with environmental protection requirements.
It is extensively used in conjunction with an oxygen generator and has a single screw with a set speed and a capacity ranging from 1 to 43 m3/min.
The symmetry of the structure and the potential of a return hole are set so that the radial and axial force of the single screw compressor can be entirely balanced, resulting in a design life of up to 300,000 hours.
Certifications
Product Parameters
| Model | Maximum Working Pressure | Capacity(FAD)* | Installed Motor Power | Cooling Method | Noise Level | Air Outlet Pipe Diameter |
Dimension | Weight | |||||
| 50hz | |||||||||||||
| bar(g) | psig | m3/min | cfm | kw | hp | dB(A) | L | W | H | kg | |||
| RD7.5A | 7 | 101 | 1.2 | 42 | 7.5 | 10 | Air Cooling | 61 | G1” | 1135 | 800 | 1000 | 480 |
| 8 | 116 | 1.1 | 39 | ||||||||||
| 10 | 145 | 1 | 35 | ||||||||||
| RD11A | 7 | 101 | 1.6 | 57 | 11 | 15 | Air Cooling | 61 | G1” | 1135 | 800 | 1000 | 500 |
| 8 | 116 | 1.5 | 53 | ||||||||||
| 10 | 145 | 1.3 | 46 | ||||||||||
| RD15A | 7 | 101 | 2.4 | 85 | 15 | 20 | Air Cooling | 61 | G1” | 1400 | 1000 | 1200 | 520 |
| 8 | 116 | 2.3 | 81 | ||||||||||
| 10 | 145 | 2 | 71 | ||||||||||
| RD18.5A | 7 | 101 | 3.1 | 109 | 18.5 | 25 | Air Cooling | 61 | G1” | 1400 | 1000 | 1200 | 520 |
| 8 | 116 | 2.8 | 99 | ||||||||||
| 10 | 145 | 2.5 | 88 | ||||||||||
| RD22A | 7 | 101 | 3.7 | 131 | 22 | 30 | Air Cooling | 61 | G1” | 1400 | 1000 | 1200 | 560 |
| 8 | 116 | 3.4 | 120 | ||||||||||
| 10 | 145 | 3 | 106 | ||||||||||
| RD30A | 7 | 101 | 5.2 | 184 | 30 | 40 | Air Cooling | 64 | G1.5” | 1920 | 1170 | 1320 | 1050 |
| 8 | 116 | 4.7 | 166 | ||||||||||
| 10 | 145 | 4.3 | 152 | ||||||||||
| RD37A | 7 | 101 | 6.1 | 215 | 37 | 50 | Air Cooling | 66 | G1.5” | 1920 | 1170 | 1320 | 1050 |
| 8 | 116 | 5.6 | 198 | ||||||||||
| 10 | 145 | 5 | 177 | ||||||||||
| RD45A | 7 | 101 | 7.5 | 265 | 45 | 60 | Air Cooling | 66 | G2” | 1920 | 1170 | 1320 | 1610 |
| 8 | 116 | 6.8 | 240 | ||||||||||
| 10 | 145 | 6 | 212 | ||||||||||
| RD55W | 7 | 101 | 10 | 353 | 55 | 74 | Air Cooling | 66 | DN50 | 1930 | 1320 | 1535 | 1610 |
| 8 | 116 | 9 | 318 | ||||||||||
| 10 | 145 | 7.8 | 275 | ||||||||||
| RD75W | 7 | 101 | 13 | 459 | 75 | 100 | Air Cooling | 70 | DN50 | 1930 | 1320 | 1535 | 1880 |
| 8 | 116 | 12 | 424 | ||||||||||
| 10 | 145 | 10 | 353 | ||||||||||
| RD90W | 7 | 101 | 15.5 | 547 | 90 | 120 | Air Cooling | 70 | DN80 | 1930 | 1320 | 1535 | 2000 |
| 8 | 116 | 14 | 494 | ||||||||||
| 10 | 145 | 12.5 | 441 | ||||||||||
| RD110W | 7 | 101 | 20 | 706 | 110 | 147 | Air Cooling | 70 | DN80 | 2150 | 1600 | 1680 | 3100 |
| 8 | 116 | 18 | 636 | ||||||||||
| 10 | 145 | 16 | 565 | ||||||||||
| RD132W | 7 | 101 | 25 | 883 | 132 | 177 | Air Cooling | 70 | DN80 | 2150 | 1600 | 1680 | 3250 |
| 8 | 116 | 23 | 812 | ||||||||||
| 10 | 145 | 20 | 706 | ||||||||||
| RD160W | 7 | 101 | 27 | 954 | 160 | 215 | Air Cooling | 74 | DN100 | 2150 | 1600 | 1680 | 3200 |
| 8 | 116 | 25.5 | 901 | ||||||||||
| 10 | 145 | 24 | 848 | ||||||||||
| RD185W | 7 | 101 | 30 | 1059 | 185 | 248 | Air Cooling | 74 | DN100 | 2860 | 1500 | 1750 | 4500 |
| 8 | 116 | 28 | 989 | ||||||||||
| 10 | 145 | 25 | 883 | ||||||||||
| RD200W | 7 | 101 | 36 | 1271 | 200 | 268 | Air Cooling | 74 | DN100 | 2860 | 1500 | 1750 | 4500 |
| 8 | 116 | 33 | 1165 | ||||||||||
| 10 | 145 | 27 | 954 | ||||||||||
| RD250W | 7 | 101 | 43 | 1519 | 250 | 335 | Air Cooling | 74 | DN100 | 4150 | 1500 | 1800 | 5200 |
| 8 | 116 | 41 | 1448 | ||||||||||
| 10 | 145 | 38 | 1342 | ||||||||||
Detailed Photos
The Air Compressor Is a Versatile Tool
The Air Compressor is 1 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 10 hours each day, 5 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 3 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 4 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 6 to 7 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 1 of the best investments in your compressor. So, why wait any longer?
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How to Pick the Proper Air Compressor
An air compressor utilizes pressurized air to energy a selection of tools. They are most commonly utilised to electrical power nailers and effect wrenches. Other popular employs for air compressors contain paint sprayers and affect wrenches. Whilst all air compressors have the identical standard construction, their specialty differs. Ultimately, their differences appear down to the sum of air they can thrust. Read on for data on every single variety of air compressor. These equipment are excellent for several different needs, and picking the right air compressor is dependent on your certain demands.
Electric motor
While acquiring an electrical motor for air compressor, compatibility is a key factor. Not all motors perform with the identical type of air compressor, so it is essential to check out the manufacturer’s guidelines ahead of getting. By carrying out this, you can keep away from squandering funds on an incompatible motor. Another critical consideration is pace. A motor’s velocity is its price of rotation, calculated in revolutions for each minute. It is crucial that you acquire a motor with sufficient speed to meet the needs of your air compressor.
Usually, an electric powered motor for air compressor is 1.5 hp. It is best for use with health-related equipment and metal-slicing machines. It also performs properly beneath constant operation and provides a high performance and vitality-saving functionality. Furthermore, it functions an eye-catching price, making it a good option for a vast assortment of apps. If you are searching for a motor for an air compressor, appear no additional than a ZYS sequence.
A motor’s security class indicates how the motor will work. Security classes are specified by the IEC 60034-5. These are stated with two digits and symbolize the safety in opposition to sound objects and drinking water. For example, an IP23 ranking implies that the motor will be secured from reliable objects, even though IP54 means that it will safeguard from dust and water sprayed from all instructions. It is essential to pick a motor with the correct protection course for your air compressor.
When selecting an electrical motor, you should contemplate regardless of whether it really is compatible with the brand name of air compressor. Some may possibly be suitable, although other individuals may possibly call for advanced electronics expertise to fix. Nevertheless, most air compressors are coated by guarantee, so it is essential to check out with the maker if the warranty is still in impact ahead of you commit a dime on a substitute. The motor ought to be changed if it has failed to carry out as made.
Oil bathtub
Air compressors require appropriate lubrication to operate proficiently. The piston must attract air with minimal friction. Based on their layout, air compressors can either be oil-lubricated or oil-totally free. The previous utilizes oil to reduce piston friction, while the latter splashes it on the cylinder bearings and walls. This sort of air compressors are commonly recognized as oil-flooded air compressors. In get to keep their oil baths clear, they are recommended for use in locations with higher dust ranges.
Start off/quit management
An air compressor can be managed by a commence/end control. This kind of control sends a signal to the major motor that activates the compressor when the need for air falls under a preset limit. This handle approach is powerful for more compact air compressors and can be beneficial for reducing vitality charges. Begin/stop manage is most successful in programs in which air strain does not alter usually and the place the compressor is not required to run constantly.
To troubleshoot this problem, you need to check the electrical power provide of your compressor. To examine the source aspect, use a voltage keep an eye on to decide if energy is flowing to the compressor. Make certain that the electrical power supply to the compressor is continual and stable at all times. If it fluctuates, the compressor might not start off or cease as expected. If you can’t find the issue with the air compressor energy supply, it may be time to change it.
In addition to the start/cease handle, you may possibly want to obtain added air receivers for your air compressor. These can boost the ability of air stored and lessen the number of times it commences and stops. One more way to decrease the variety of starts off for every hour is to insert much more air receivers. Then, you can adjust the management to match your specifications. You can also put in a strain gauge that monitors the compressor’s overall performance.
Start off/stop control for air compressors can be complex, but the standard components are reasonably straightforward to understand. 1 way to examination them is to change the compressor on or off. It is typically found on the exterior of the motor. If you happen to be uncertain of the spot of these components, check the capacitors and make positive that the air compressor is not working although you happen to be not using it. If it does, attempt to get rid of the capacitor.
Variable displacement manage is another way to modify the amount of air flowing into the compressor. By controlling the sum of air, the control can delay the use of added compressors till much more needed air is offered. In addition to this, the gadget can also keep an eye on the strength used in the compressor. This manage strategy can outcome in sizeable vitality financial savings. You can even save on the quantity of electricity by using variable displacement manage. It is important for effective compressed air systems.
Variable velocity travel
A VFD, or variable frequency push, is a sort of electric motor that adjusts its speed to match the desire for air. It is an successful way to lessen power charges and boost system dependability. In truth, reports have proven that a 20% reduction in motor velocity can help save up to fifty% of power. In addition, a VFD can check additional variables such as compressor oil force and motor temperature. By removing manual checks, a VFD will improve the efficiency of the application and decrease working fees.
In addition to reducing power expenses, variable-speed drives also increase efficiency. A variable-pace air compressor minimizes the risk of technique leaks by 30 percent. It also lowers the chance of program leaks by reducing force in the technique. Because of these positive aspects, a lot of governments are selling this technologies in their industries. Several even provide incentives to support companies improve to variable-speed drives. Therefore, the variable-pace travel can gain several air compressor installations.
One particular main advantage of a variable-pace generate is its potential to optimize energy use. Variable frequency drives are able to ramp up and down to match the desire for air. The purpose is to optimize the stress and movement in the technique so that the greatest “useless band” takes place in between forty percent and eighty percent of complete load. A variable-velocity compressor will also improve vitality performance because of its programmability.
A variable-velocity air compressor can also be employed to control the volume of air that is compressed by the method. This function adjusts the frequency of power equipped to the motor based on the need. If the desire for air is minimal, the frequency of the motor will decrease to preserve energy. On the other hand, if there is an surplus demand from customers for air, the variable-pace compressor will boost its velocity. In addition, this kind of air compressor is a lot more productive than its mounted-velocity counterpart.
A VFD has many rewards for compressed air methods. 1st, it will help stabilize the stress in the pipe network, therefore lowering the power losses thanks to upstream force. It also helps lessen the electrical power intake induced by fluctuations in upward stress. Its rewards are also far-reaching. And as extended as the air pressure and air supply is appropriately sized, a VFD will assist improve the efficiency of compressed air programs.