China supplier Industrial Stationary Oil Injected Variable Speed Driven Screw Air Compressor Manufacturer with high quality

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Product Description

Electric Inverter Variable Speed VFD VSD Screw Air Compressor (ABB Converter) Advantages:

DENAIR VSD (Variable Speed Drive) rotary screw air compressors are suitable for customers who need different amount of air supply and extremely accurate pressure. It can facilitate customers to optimize production process and improve productivity.
 
The principle of VSD is to adjust the motor rotation speed automatically according to the actual air demand. The reduced system pressure decreases the total energy consumption of the whole system, which can reduce energy costs by 35% or more.
 
The VSD air compressor reduces the energy consumption through the following points:

1. Removing the low efficiency transformation process from the full loading to unloading
2. Avoiding the power during the unloading process
3. Keeping the pipeline pressure drop under 0.1bar
4. Reducing the average working pressure
5. Lowering the system pressure to reduce the system leakage
6. The soft starting method increases the current balance and avoids the current surge
7. A flexible choice from 4 to 13bar which reduces the power consumption most.

Technical Parameters Of Electric Inverter Variable Speed VFD VSD Screw Air Compressor (ABB Converter):

Model Maxinmum
working
pressure
Capacity(FAD) Installed
motor
power
Driving mode& Cooling method Dimensions
(mm)
Weight Noise level** Air outlet pipe diameter
50Hz 60Hz
bar(e) psig Min. Max. Min. Max. Min. Max. Min. Max. kw hp L W H kg dB(A)
m3/min cfm m3/min cfm
DVA-5 7.5 109 0.43 0.85 15 30 0.44 0.87 16 31 5.5 7.5 Belt Driven 900 660 960 200 62 G3/4″
8.5 123 0.41 0.85 14 29 0.42 0.84 15 30 5.5 7.5
DVA-7 7.5 109 0.52 1.04 18 37 0.51 1.02 19 36 7.5 10 900 660 960 220 62 G3/4″
8.5 123 0.49 0.98 17 34 0.5 1 18 35 7.5 10
10.5 152 0.45 0.89 16 32 0.45 0.89 16 32 7.5 10
13 189 0.36 0.72 13 25 0.37 0.74 13 26 7.5 10
DVA-11 7.5 109 0.88 1.76 32 62 0.88 1.76 31 62 11 15 900 660 960 280 62 G3/4″
8.5 123 0.87 1.73 31 61 0.85 1.7 30 60 11 15
10.5 152 0.69 1.37 24 48 0.68 1.37 24 48 11 15
13 189 0.56 1.12 20 40 0.56 1.12 20 40 11 15
DVA-15 7.5 109 1.27 2.53 45 89 1.21 2.43 43 86 15 20 Direct Driven
Air
Cooling
1330 840 1030 325 64 G1-1/4″
8.5 123 1.24 2.48 44 88 1.19 2.38 42 84 15 20
10.5 152 1.02 2.03 36 72 1.17 2.34 41 83 15 20
13 189 0.99 1.98 35 70 1.14 2.27 40 80 15 20
DVA-18 7.5 109 1.5 3 53 106 1.82 3.63 64 128 18.5 25 1330 840 1030 400 64 G1-1/4″
8.5 123 1.47 2.94 52 104 1.77 3.54 63 125 18.5 25
10.5 152 1.45 2.9 51 102 1019 2.37 42 84 18.5 25
13 189 1.01 2.02 36 71 1.17 2.34 41 83 18.5 25
DVA-22 7.5 109 1.85 3.7 65 131 1.85 3.7 65 131 22 30 1330 840 1030 440 66 G1-1/4″
8.5 123 1.81 3.61 64 127 1.81 3.61 64 128 22 30
10.5 152 1.77 3.54 62 125 1.76 3.52 62 124 22 30
13 189 1.45 2.9 51 102 1.19 2.38 42 84 22 30
DVA-30 7.5 109 2.62 5.24 93 185 2.21 4.41 78 156 30 40 1600 1000 1400 670 66 G11/2″
8.5 123 2.57 5.14 91 181 2.15 4.31 76 152 30 40
10.5 152 2.56 5.11 90 180 1.82 3.64 64 129 30 40
13 189 1.72 3.43 61 121 1.77 3.54 63 125 30 40
DVA-37 7.5 109 3.25 6.5 115 230 3.86 7.73 136 273 37 50 1600 1000 1400 710 66 G11/2″
8.5 123 3.24 6.47 114 228 3.81 7.63 135 269 37 50
10.5 152 3.16 6.32 112 223 3.2 6.39 113 226 37 50
13 189 2.55 5.1 90 180 3.14 6.28 111 222 37 50
DVA-45 7.5 109 3.83 7.65 135 270 3.94 7.88 139 278 45 60 1600 1000 1400 860 69 G11/2″
8.5 123 3.8 7.6 134 268 3.85 7.7 136 272 45 60
10.5 152 3.28 6.57 116 232 3.59 7.18 127 254 45 60
13 189 3.2 6.39 113 226 3.17 6.34 112 224 45 60
DVA-55 7.5 109 4.9 9.8 173 346 4.6 9.2 162 325 55 75 1800 1200 1400 1350 69 G2″
8.5 123 4.86 9.71 171 343 4.53 9.06 160 320 55 75
10.5 152 4.62 9.24 163 326 3.9 7.8 138 275 55 75
13 189 3.68 7.35 130 260 3.8 7.59 134 268 55 75
DVA-75 7.5 109 6.96 13.91 246 491 6.27 12.53 221 442 75 100 1800 1200 1400 1450 69 G2″
8.5 123 6.33 12.66 224 447 5.86 11.71 207 413 75 100
10.5 152 4.76 9.51 168 336 5.13 10.26 181 362 75 100
13 189 4.62 9.24 163 326 4.71 9.42 166 333 75 100
DVA-90 7.5 109 8.45 16.9 298 597 8.45 16.91 298 597 90 120 2450 1800 1700 2100 72 DN80
8.5 123 8.35 16.7 295 590 8.4 16.8 297 593 90 120
10.5 152 7.25 14.5 256 512 7.38 14.76 261 521 90 120
13 189 6.25 12.5 221 441 5.71 11.42 202 403 90 120
DVA-110 7.5 109 10.4 20.8 367 734 10.03 20.06 354 708 110 150 2450 1800 1700 2500 75 DN80
8.5 123 10 20 353 706 9.99 19.98 353 706 110 150
10.5 152 8.75 17.5 309 618 8.4 16.8 297 593 110 150
13 189 7.25 14.5 256 512 7.33 14.67 259 518 110 150
DVA-132 7.5 109 11.75 23.5 415 830 12.22 24.43 431 863 132 175 2450 1800 1700 2600 75 DN80
8.5 123 11.6 23.2 410 819 11.92 23.83 421 842 132 175
10.5 152 9.92 19.83 350 700 9.9 19.79 349 699 132 175
13 189 8.23 16.46 291 581 8.32 16.64 294 588 132 175
DVA-160 7.5 109 14 28 494 989 14 27.99 494 988 160 215 2650 1700 1760 3150 75 DN80
8.5 123 13.5 27 477 953 13.66 27.32 482 965 160 215
10.5 152 12 24 424 847 12.02 24.03 424 849 160 215
13 189 10 20 353 706 9.88 19.75 349 697 160 215
DVA-185(W) 7.5 109 15.1 30.2 533 1066 15.23 30.45 538 1075 185 250 Direct
Driven
Air
Cooling
W-Water
Cooling
2650 1700 1760 3550 75 DN80
8.5 123 15.07 30.14 532 1064 15.03 30.06 531 1061 185 250
10.5 152 13.12 26.24 463 927 13.77 27.54 486 972 185 250
13 189 11.54 23.08 407 815 11.88 23.75 419 839 185 250
DVA-200(W) 7.5 109 17.5 35 618 1236 15.52 31.03 548 1096 200 270 3000 1950 2050 4200 78 DN100
8.5 123 17 34 600 1201 15.17 30.35 536 1071 200 270
10.5 152 15 30 530 1059 14.85 29.69 524 1048 200 270
13 189 13 26 459 918 13.49 26.97 476 952 200 270
DVA-220(W) 7.5 109 18.25 36.5 644 1289 18.84 37.68 665 1331 220 300 3000 1950 2050 4300 78 DN100
8.5 123 18 36 636 1271 16.62 33.24 587 1174 220 300
10.5 152 15.82 31.63 558 1117 16.58 33.16 585 1171 220 300
13 189 14.28 28.55 504 1008 13.49 26.97 476 952 220 300
DVA-250(W) 7.5 109 22.65 45.3 800 1600 21.49 42.99 759 1518 250 350 3000 1950 2050 4400 78 DN100
8.5 123 21.5 43 759 1518 21.08 42.17 744 1489 250 350
10.5 152 18.5 37 653 1306 16.75 33.5 591 1183 250 350
13 189 16.25 32.5 574 1148 16.37 32.74 578 1156 250 350
DVA-280(W) 7.5 109 23.24 46.47 820 1641 23.58 47.16 833 1665 280 375 3700 2300 2450 4900 78 DN125
8.5 123 22.77 45.53 804 1608 22.82 45.64 806 1612 280 375
10.5 152 20.45 40.89 722 1444 20.54 41.03 724 1449 280 375
13 189 17.91 35.81 632 1264 18.38 36.75 649 1298 280 375
DVA-315(W) 7.5 109 26.52 53.03 936 1872 25.44 50.88 898 1797 315 425 3700 2300 2450 7000 80 DN125
8.5 123 26.25 52.5 927 1854 24.26 48.52 857 1713 315 425
10.5 152 23.35 46.69 824 1649 22.75 45.51 803 1607 315 425
13 189 21.41 42.82 756 1512 20.43 40.86 721 1443 315 425
DVA-355(W) 7.5 109 31.61 63.21 1116 2232 27.29 54.57 963 1927 355 475 3700 2300 2450 7500 80 DN125
8.5 123 30.9 61.8 1091 2182 26.78 53.55 945 1891 355 475
10.5 152 25.75 51.5 909 1818 23.56 47.12 832 1663 355 475
13 189 22.83 45.65 806 1612 21.82 43.64 770 1540 355 475
DVA-400(W) 7.5 109 34.39 68.78 1214 2429 35.39 70.77 1249 2499 400 550 3700 2300 2450 8800 80 DN125
8.5 123 33.48 66.95 1182 2364 35.51 69.01 1218 2437 400 550
10.5 152 26.25 52.5 927 1854 24.02 48.04 848 1696 400 550
13 189 23.27 46.54 822 1643 22.24 44.49 785 1571 400 550

*)FAD in accordance with ISO 1217 : 2009, Annex C: Absolute intake pressure 1 bar (a), cooling and air intake temperature 20 °C
**) Noise level as per ISO 2151 and the basic standard ISO 9614-2, operation at maximum operating pressure and maximum speed

DENAIR Factory:

ZheJiang Denair(group)CO,.Ltd. is a Sino-German joint venture enterprise group integrating R&D,manufacturing and marketing.The company brought in advanced compressor R&D and manufacturing and marketing.The company brought in advanced compressor R&D and manufacturing technology of CZPT Group to make product development and large-scale production,including piston air compressors,double screw air compressors,Portable Air compressor,High and Medium Pressure Air Compressors, oil free air compressor and compressed air treatment equipment.

DENAIR Exhibitions:

 

We carefully selected for you the classic case

DENAIR Air Compressor in Russian Car Factory

Project Name: Russian car factory.

Product Name and Model: Screw air compressors DVA-250 *1, DA-250 *3, DA-90 *1, DVA-90 *1. Refrigerant air dryer DAD-50HTF *1, DAD-15HTF *1. Adsorption dryer DAD-60MXF*1.

Working time: From June, 2016 till now.

Event: DENAIR produced special compressor equipment for car factory in Russia. All compressors can be controlled by 1 computer using Metacentre control system.

In the factory will be produce Chinese brand cars. We try our best to make observation “Made in China ” associate not with cheap price, but with high quality, innovation and grate stability.

FAQ:

Q1: Are you factory or trade company?  
A1: We are factory.

Q2: What the exactly address of your factory? 
A2: No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, ZHangZhoug Province, China

Q3: Warranty terms of your machine? 
A3: Two years warranty for the machine and technical support according to your needs.

Q4: Will you provide some spare parts of the machines? 
A4: Yes, of course.

Q5: How long will you take to arrange production? 
A5: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days

Q6: Can you accept OEM orders? 
A6: Yes, with professional design team, OEM orders are highly welcome.

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.
air-compressor

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.
air-compressor

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.
air-compressor

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 supplier Industrial Stationary Oil Injected Variable Speed Driven Screw Air Compressor Manufacturer     with high qualityChina supplier Industrial Stationary Oil Injected Variable Speed Driven Screw Air Compressor Manufacturer     with high quality

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