China Standard 45 KW 60HP Industrial VSD VFD Inverter Screw Air Compressor with high quality

Product Description

Super Energy Saving Permanent Magnetic Variable Frequency PM VSD Screw Air Compressor


Model Maximum
Capacity(FAD) installed 
 and IP
Weight Air 
bar(e) psig m3/min cfm kw hp L*W*H kg
DAV-5 7.5 109 0.26-0.87 9.18-30.72 5.5 7.5 380V 
60±3 900*660*940 215 G3/4" Direct
Oil cooled
8.5 123 0.26-0.86 9.18-30.37
10.5 152 0.22-0.76 7.77-26.84
DAV-7 7.5 109 0.36-1.20 12.71-42.37 7.5 10 60±3 900*660*940 225 G3/4"
8.5 123 0.35-1.19 12.36-42.02
10.5 152 0.30-1.04 10.59-36.72
DAV-11 7.5 109 0.51-1.71 18.01-60.38 11 15 62±3 900*660*940 235 G3/4"
8.5 123 0.51-1.70 18.01-60.03
10.5 152 0.45-1.49 15.89-52.61
13 189 0.39-1.30 13.77-45.90
DAV-15 7.5 109 0.76-2.55 26.84-90.04 15 20 64±3 1330*840*1030 285 G1 1/4"
8.5 123 0.75-2.50 26.48-88.28
10.5 152 0.61-2.05 21.54-72.39
13 189 0.55-1.85 19.42-65.32
DAV-18 7.5 109 0.88-2.90 31.07-102.40 18.5 25 64±3 1330*840*1030 355 G1 1/4"
8.5 123 0.87-2.89 30.72-102.05
10.5 152 0.81-2.72 28.60-96.04
13 189 0.70-2.32 24.72-81.92
DAV-22 7.5 109 1.13-3.78 39.90-133.47 22 30 66±3 1330*840*1030 400 G1 1/4"
8.5 123 1.12-3.76 39.55-132.77
10.5 152 0.99-3.32 34.96-117.23
13 189 0.81-2.69 28.60-94.98
DAV-30 7.5 109 1.65-5.49 58.26-193.85 30 40 66±3 1600*1000*1400 550 G1 1/4"
8.5 123 1.64-5.45 57.91-192.44
10.5 152 1.48-4.62 52.26-163.13
13 189 1.32-4.40 46.61-155.36
DAV-37 7.5 109 2.05-6.84 72.39-241.52 37 50 66±3 1600*1000*1400 650 G1 1/4"
8.5 123 2.04-6.80 72.03-240.11
10.5 152 1.75-5.84 61.79-206.21
13 189 1.53-5.11 54.02-180.43
DAV-45 7.5 109 2.85-7.95 100.63-280.71 45 60 68±3 1600*1000*1400 800 G1 1/2"
8.5 123 2.83-7.89 99.93-278.60
10.5 152 2.15-7.19 75.92-253.88
13 189 1.87-6.25 66.03-220.69
DAV-55 7.5 109 3.13-10.44 110.52-368.64 55 75 69±3 1800*1200*1400 1100 G2"
8.5 123 3.11-10.39 109.81-366.87
10.5 152 2.82-9.41 99.57-332.27
13 189 2.34-7.81 82.63-275.77
DAV-75 7.5 109 3.83-12.76 135.24-450.56 75 90 69±3 1800*1200*1400 1200 G2"
8.5 123 3.80-12.68 134.18-447.73
10.5 152 3.45-11.51 121.82-406.42
13 189 2.82-9.41 99.57-332.27
*) Specifications are subject to change without prior notice

DENAIR  Hannover Messe 2017 
DENAIR  Hannover Messe 2017 

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.  


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

Q2: What the exactly address of your factory? 
A2: Our company is located in No. 6767, Tingfeng Rd. Xihu (West Lake) Dis.n District, ZheJiang  201502, China
And our factory is located in No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, ZHangZhoug Province, China

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

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

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

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


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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 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.

air compressor

How are air compressors used in refrigeration and HVAC systems?

Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:

1. Refrigerant Compression:

In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.

2. Refrigeration Cycle:

The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.

3. HVAC Cooling and Heating:

In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.

4. Air Conditioning:

Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.

5. Compressor Types:

Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.

6. Energy Efficiency:

Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.

By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.

air compressor

What are the key components of an air compressor system?

An air compressor system consists of several key components that work together to generate and deliver compressed air. Here are the essential components:

1. Compressor Pump: The compressor pump is the heart of the air compressor system. It draws in ambient air and compresses it to a higher pressure. The pump can be reciprocating (piston-driven) or rotary (screw, vane, or scroll-driven) based on the compressor type.

2. Electric Motor or Engine: The electric motor or engine is responsible for driving the compressor pump. It provides the power necessary to operate the pump and compress the air. The motor or engine's size and power rating depend on the compressor's capacity and intended application.

3. Air Intake: The air intake is the opening or inlet through which ambient air enters the compressor system. It is equipped with filters to remove dust, debris, and contaminants from the incoming air, ensuring clean air supply and protecting the compressor components.

4. Compression Chamber: The compression chamber is where the actual compression of air takes place. In reciprocating compressors, it consists of cylinders, pistons, valves, and connecting rods. In rotary compressors, it comprises intermeshing screws, vanes, or scrolls that compress the air as they rotate.

5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air. It acts as a buffer, allowing for a steady supply of compressed air during peak demand periods and reducing pressure fluctuations. The tank also helps separate moisture from the compressed air, allowing it to condense and be drained out.

6. Pressure Relief Valve: The pressure relief valve is a safety device that protects the compressor system from over-pressurization. It automatically releases excess pressure if it exceeds a predetermined limit, preventing damage to the system and ensuring safe operation.

7. Pressure Switch: The pressure switch is an electrical component that controls the operation of the compressor motor. It monitors the pressure in the system and automatically starts or stops the motor based on pre-set pressure levels. This helps maintain the desired pressure range in the receiver tank.

8. Regulator: The 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, ensuring a consistent and safe supply of compressed air.

9. Air Outlet and Distribution System: The air outlet is the point where the compressed air is delivered from the compressor system. It is connected to a distribution system comprising pipes, hoses, fittings, and valves that carry the compressed air to the desired application points or tools.

10. Filters, Dryers, and Lubricators: Depending on the application and air quality requirements, additional components such as filters, dryers, and lubricators may be included in the system. Filters remove contaminants, dryers remove moisture from the compressed air, and lubricators provide lubrication to pneumatic tools and equipment.

These are the key components of an air compressor system. Each component plays a crucial role in the generation, storage, and delivery of compressed air for various industrial, commercial, and personal applications.

China Standard 45 KW 60HP Industrial VSD VFD Inverter Screw Air Compressor   with high qualityChina Standard 45 KW 60HP Industrial VSD VFD Inverter Screw Air Compressor   with high quality
editor by CX 2024-03-03