China Good quality Permanent Magnet Variable Frequency Inverter VSD VFD Screw Air Compressor manufacturer

Product Description

Industrial AC Power Permanent Magnet Synchronous Motor (PMSM) Variable Frequency Converter Drive Pm VSD Inverter Direct Coupled Screw Air Compressor Advantage 

1. DENAIR PMSM(Permanent Magnet Synchronous Motor) VSD air compressor reduces the energy consumption by a staggering 50% on average.
2.Best-in-class screw element with longer male rotor, high volumetric efficiency
3.Permanent magnetic electric motor, no bearing, no lubricant and no maintenance, 100% transmission
4.Intelligent touch screen control panel, checking air compressor status more conveniently, monitor total power consumption, setting start and stop time of air compressor 
5.Unique design for inverter, perfect protection from short phase, phase short circuit, ground short circuit, over current, overvoltage, under voltage, overload, overheating, motor thermal protections etc.

Control Panel
Smart touch screen design,multi-languge LCD keep the outstanding performance.
Compressed Air Vessel Reduction of pressure drops and energy costs,quality air with low oil content.
Air Filter
Two-stage dust removal and filtering systerm with efficiency of up to 99% even in heavy-duty environments.
Air End
Original Germany GHH air end, state-of-the-art screw element.

Permanent Magnet Synchronous Motor

No bearing,no lubricant and no maintenance,100% transmission.

Technical Parameters Of Variable Frequency Air Compressor with PMSM Motor

Model Maximum working pressure Capacity(FAD) Installed
motor power
IP Grade Noise level Dimensions
Weight Air outlet
pipe diameter
bar(g) psig m3/min cfm kw hp L*W*H kg
DAV-5 7.5  109 0.45-0.89 15.80-31.59 5.5 7.5 IP65 75 900*660*960 315 G3/4″ Direct Driven
8.5  123 0.44-0.88 15.61-31.22
10.5  152 0.38-0.76 13.38-26.76
DAV-7 7.5  109 0.59-1.19 21.00-42.00 7.5 10 IP65 75 900*660*960 315 G3/4″
8.5  123 0.58-1.17 20.63-41.26
10.5  152 0.51-1.01 17.84-35.68
DAV-11 7.5  109 0.90-1.80 31.78-63.56 11 15 IP65 75 900*660*960 324 G3/4″
8.5  123 0.89-1.79 31.59-63.19
10.5  152 0.81-1.61 28.43-56.87
13.0  189 0.68-1.37 24.16-48.32
DAV-15 7.5  109 1.22-2.43 42.93-85.86 15 20 IP65 75 1465*990*1345 453 G1-1/4″
8.5  123 1.18-2.37 41.81-83.63
10.5  152 1.05-2.09 36.98-73.97
13.0  189 0.96-1.92 33.82-67.65
DAV-18 7.5  109 1.55-3.09 54.64-109.28 18.5 25 IP65 75 1465*990*1345 453 G1-1/4″
8.5  123 1.51-3.01 53.15-106.30
10.5  152 1.34-2.68 47.39-94.78
13.0  189 1.08-2.16 38.10-76.20
DAV-22 7.5  109 1.82-3.64 64.30-128.60 22 30 IP65 75 1465*990*1345 477 G1-1/4″
8.5  123 1.81-3.62 63.93-127.86
10.5  152 1.67-3.35 59.10-118.20
13.0  189 1.32-2.63 46.46-92.92
DAV-30 7.5  109 2.63-5.26 92.92-185.84 30 40 IP65 78 1600*1250*1550 682 G1-1/2″
8.5  123 2.62-5.24 92.55-185.10
10.5  152 2.36-4.72 83.26-166.51
13.0  189 2.09-4.18 73.78-147.56
DAV-37 7.5  109 3.44-6.87 121.35-242.71 37 50 IP65 78 1600*1250*1550 728 G1-1/2″
8.5  123 3.43-6.85 120.98-241.97
10.5  152 2.95-5.89 104.07-208.14
13.0  189 2.40-4.80 84.74-169.49
DAV-45 7.5  109 4.01-8.01 141.43-282.85 45 60 IP65 78 1600*1250*1550 728 G1-1/2″
8.5  123 3.99-7.98 140.87-281.74
10.5  152 3.63-7.25 128.05-256.09
13.0  189 3.15-6.29 111.13-222.27
DAV-55 7.5  109 5.14-10.28 181.57-363.14 55 75 IP54 80 1800*1200*1400 1310 G2″
8.5  123 5.10-10.20 180.08-360.16
10.5  152 4.83-9.66 170.60-341.21
13.0  189 3.94-7.87 139.01-278.02
DAV-75 7.5  109 6.48-12.97 228.96-457.91 75 100 IP54 80 1800*1200*1400 1325 G2
8.5  123 6.44-12.87 227.28-454.57
10.5  152 5.71-11.42 201.64-403.28
13.0  189 4.68-9.37 165.40-330.80
*) FAD in accordance with ISO 1217:2009, Annex C: Ansolute intake pressure 1 bar (a), cooling and air intake temperature 20ºC
**) Nosie level as per ISO 2151 and the basic standard ISO 9614-2, operation at maximum operating pressure and maximum speed; tolerance:±3 dB(A)
Specifications are subject to change without prior notice

We carefully selected for you the classic case

14 sets of VSD air compressor for 40HQ are ready for packing and delivering to CHINAMFG distributor in Buenos Aires, Argentina. The compressors are high-end customized for Argentina market with Germany MANN filters, France SCHNEIDER inverter, Belgium CMC controller, etc. 

DENAIR Factory

DENAIR Customers

DENAIR Exhibition

DENAIR Certificae



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 Air Compressors? 
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. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Lubrication Style: Lubricated or Oil-Less
Cooling System: Air Cooling/Water Cooling
Power Source: AC Power


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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

How are air compressors used in the food and beverage industry?

Air compressors play a vital role in the food and beverage industry, providing a reliable source of compressed air for various applications. Here are some common uses of air compressors in this industry:

1. Packaging and Filling:

Air compressors are extensively used in packaging and filling operations in the food and beverage industry. Compressed air is utilized to power pneumatic systems that control the movement and operation of packaging machinery, such as filling machines, capping machines, labeling equipment, and sealing devices. The precise and controlled delivery of compressed air ensures accurate and efficient packaging of products.

2. Cleaning and Sanitization:

Air compressors are employed for cleaning and sanitization purposes in food and beverage processing facilities. Compressed air is used to operate air-powered cleaning equipment, such as air blowguns, air-operated vacuum systems, and air knives. It helps remove debris, dust, and contaminants from production lines, equipment, and hard-to-reach areas. Additionally, compressed air is used for drying surfaces after cleaning and for applying sanitizing agents.

3. Cooling and Refrigeration:

In the food and beverage industry, air compressors are utilized in cooling and refrigeration systems. Compressed air is used to drive air compressors in refrigeration units, enabling the circulation of refrigerants and maintaining optimal temperatures for food storage and preservation. The controlled airflow provided by the compressors facilitates efficient cooling and refrigeration processes.

4. Aeration and Mixing:

Air compressors are used for aeration and mixing applications in the food and beverage industry. Compressed air is introduced into processes such as fermentation, dough mixing, and wastewater treatment. It helps in promoting oxygen transfer, enhancing microbial activity, and facilitating proper mixing of ingredients or substances, contributing to the desired quality and consistency of food and beverage products.

5. Pneumatic Conveying:

In food processing plants, air compressors are employed for pneumatic conveying systems. Compressed air is used to transport bulk materials such as grains, powders, and ingredients through pipes or tubes. It enables the gentle and efficient movement of materials without the need for mechanical conveyors, reducing the risk of product damage or contamination.

6. Quality Control and Testing:

Air compressors are utilized in quality control and testing processes within the food and beverage industry. Compressed air is used for leak testing of packaging materials, containers, and seals to ensure product integrity. It is also employed for spraying air or gases during sensory analysis and flavor testing.

7. Air Agitation:

In certain food and beverage production processes, air compressors are used for air agitation. Compressed air is introduced into tanks, mixing vessels, or fermentation tanks to create turbulence and promote mixing or chemical reactions. It aids in achieving consistent product quality and uniform distribution of ingredients or additives.

It is important to note that air compressors used in the food and beverage industry must meet strict hygiene and safety standards. They may require specific filtration systems, oil-free operation, and compliance with food safety regulations to prevent contamination or product spoilage.

By utilizing air compressors effectively, the food and beverage industry can benefit from improved productivity, enhanced product quality, and efficient processing operations.

air compressor

How does the horsepower of an air compressor affect its capabilities?

The horsepower of an air compressor is a crucial factor that directly impacts its capabilities and performance. Here’s a closer look at how the horsepower rating affects an air compressor:

Power Output:

The horsepower rating of an air compressor indicates its power output or the rate at which it can perform work. Generally, a higher horsepower rating translates to a greater power output, allowing the air compressor to deliver more compressed air per unit of time. This increased power output enables the compressor to operate pneumatic tools and equipment that require higher air pressure or greater airflow.

Air Pressure:

The horsepower of an air compressor is directly related to the air pressure it can generate. Air compressors with higher horsepower ratings have the capacity to produce higher air pressures. This is particularly important when operating tools or machinery that require specific air pressure levels to function optimally. For example, heavy-duty pneumatic tools like jackhammers or impact wrenches may require higher air pressure to deliver the necessary force.

Air Volume:

In addition to air pressure, the horsepower of an air compressor also affects the air volume or airflow it can provide. Higher horsepower compressors can deliver greater volumes of compressed air, measured in cubic feet per minute (CFM). This increased airflow is beneficial when using pneumatic tools that require a continuous supply of compressed air, such as paint sprayers or sandblasters.

Duty Cycle:

The horsepower rating of an air compressor can also influence its duty cycle. The duty cycle refers to the amount of time an air compressor can operate continuously before it needs to rest and cool down. Higher horsepower compressors often have larger and more robust components, allowing them to handle heavier workloads and operate for longer periods without overheating. This is particularly important in demanding applications where continuous and uninterrupted operation is required.

Size and Portability:

It’s worth noting that the horsepower rating can also affect the physical size and portability of an air compressor. Higher horsepower compressors tend to be larger and heavier due to the need for more substantial motors and components to generate the increased power output. This can impact the ease of transportation and maneuverability, especially in portable or mobile applications.

When selecting an air compressor, it is essential to consider the specific requirements of your intended applications. Factors such as desired air pressure, airflow, duty cycle, and portability should be taken into account. It’s important to choose an air compressor with a horsepower rating that aligns with the demands of the tools and equipment you plan to operate, ensuring optimal performance and efficiency.

Consulting the manufacturer’s specifications and guidelines can provide valuable information on how the horsepower rating of an air compressor corresponds to its capabilities and suitability for different tasks.

air compressor

How do you choose the right size of air compressor for your needs?

Choosing the right size of air compressor is essential to ensure optimal performance and efficiency for your specific needs. Here are some factors to consider when selecting the appropriate size:

1. Air Demand: Determine the air demand requirements of your applications. Calculate the total CFM (Cubic Feet per Minute) needed by considering the air consumption of all the pneumatic tools and equipment that will be operated simultaneously. Choose an air compressor with a CFM rating that meets or exceeds this total demand.

2. Pressure Requirements: Consider the required operating pressure for your applications. Check the PSI (Pounds per Square Inch) rating of the tools and equipment you will be using. Ensure that the air compressor you choose can deliver the necessary pressure consistently.

3. Duty Cycle: Evaluate the duty cycle of the air compressor. The duty cycle represents the percentage of time the compressor can operate within a given time period without overheating or experiencing performance issues. If you require continuous or heavy-duty operation, choose a compressor with a higher duty cycle.

4. Power Source: Determine the available power source at your location. Air compressors can be powered by electricity or gasoline engines. Ensure that the chosen compressor matches the available power supply and consider factors such as voltage, phase, and fuel requirements.

5. Portability: Assess the portability requirements of your applications. If you need to move the air compressor frequently or use it in different locations, consider a portable or wheeled compressor that is easy to transport.

6. Space and Noise Constraints: Consider the available space for installation and the noise restrictions in your working environment. Choose an air compressor that fits within the allocated space and meets any noise regulations or requirements.

7. Future Expansion: Anticipate any potential future expansions or increases in air demand. If you expect your air demand to grow over time, it may be wise to choose a slightly larger compressor to accommodate future needs and avoid the need for premature replacement.

8. Budget: Consider your budgetary constraints. Compare the prices of different air compressor models while ensuring that the chosen compressor meets your specific requirements. Keep in mind that investing in a higher-quality compressor may result in better performance, durability, and long-term cost savings.

By considering these factors and evaluating your specific needs, you can choose the right size of air compressor that will meet your air demand, pressure requirements, and operational preferences, ultimately ensuring efficient and reliable performance.

China Good quality Permanent Magnet Variable Frequency Inverter VSD VFD Screw Air Compressor   manufacturer China Good quality Permanent Magnet Variable Frequency Inverter VSD VFD Screw Air Compressor   manufacturer
editor by CX 2024-04-29