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China Custom 55kw 75HP Motor IP54/IP55 Electric Air Compressor 7-13bar Pm VSD Screw Air Compressor air compressor repair near me

Product Description

55kW 75HP Motor IP54/IP55 Electric Air Compressor 7-13bar PM VSD Screw Air Compressor

Model: DM-75A
Free air delivery:10.1m3/min, 9.5m3/min, 8.3m3/min,7.8m3/min,
Working pressure:7bar, 8bar, 10bar, 13 bar
Screw air end rotor lobe: 5:6
Brand of screw air end: Hanbell ZheJiang
Brand of inverter: Inovance
Control: Micro PLC controller
Driven: direct
Cooling: by oil
Electric motor: 75hp 55KW, Permanent Magnet IP65 Motor, 380V/50hz/3ph or customized
Discharge temperature: less than ambient +8 ºC
Noise: less than 72 dB(A)
Air outlet size: G2″
Dimension:1600*1060*1470mm
Weight: 950kg
 

DM Series Permanent Magnet Variable Frequency Screw Compressor

Permanent magnet Direct Screw Air End
It is a unique new design, which combines the permanent magnet motor and the speed control frequency converter. It couples with the high quality air end, which shows the advanced CHINAMFG technology.
It can provide the unique energy-saving effect and super reliability. There is no motor bearing. The screwing compressor is driven by the permanent magnet motor. There is no consider about the attrition of the gear,pulley,belt, coupling,shaft seal and the moving parts, which leads to the leak or change parts. Meanwhile, it not need to consider the calibritionfor the gear coaxial seal. The high-effect converter technique will reduce the operating costs prodigiously, which can provide you a real excellent technology.
 

Features Of Permanent Magnet Variable Frequency Air Compressor

Ultra-low temperature rise design, the compressor allows long-term stable operation at ultra-low frequencies; closed-loop vector control system, faster control and more precise speed regulation; the compressor unit can still maintain efficient operation when the frequency is reduced by more than 50%; the pressure is stable, and the pressure is accurately controlled The fluctuation is within 0.01Mpa.

 

The figure shows the comparison of several starting methods. It can be seen that the inverter starts slowly and starts more smoothly, completely avoiding the current peak.

Under the set variable frequency pressure, the unit will automatically adjust to keep the output pressure within ±0.1bar, reducing unnecessary waste (for every pressure increase by 1 bar, power consumption increases by 7%)

Why choose permanent magnet variable frequency screw air compressor?

Our permanent magnet frequency screw air comrpessor parmaters: 

Model

 DM-10A

 DM-20A

DM-30A

DM-40A

DM-50A

DM-60A

DM-75A

DM-100A DM-125A DM
-150A
DM
-175A
DM-220A DM-250A

capacity
(m3/min)  

1~
1.3
1.7
~4.15

2.8
~4.15

5.2
~5.7
4.9
~6.9
5.9
~8.1
7.8
~10.3
9.5
~13
12.5
~16.7
15.5
~20.8
17
~24.1
20
~28.8
25.8
~33.2

Working pressure(bar)

7~13

Cooling method

air or water cooling

Discharge temperature

Environment temp +10 °C<40°C

Lubricate

 4  9 18 30  30  50  50  65 65 72 72 112 112

Noise(db)

 63 65  68  68 69  70 70  72 72 72 72 72 72

Driven mode

       Permanent magnet synchronization

Electricity

220V/380V/415V/3PH/50HZ/60HZ       

Power(kW)

7.5  15  22  30  37  45  55  75 90 110 132 160 185

Dimensions  (H-W-D)

895
590
970
1062
690
1000
1330
830
1265 
1330
830
1265 
1500
940
1415 
1500
940
1415 
1600
1060
1470 
2000
1120
1590
2000
1120
1590
2400
1630
1980
2400
1630
1980
2800
1828
2150
2800
1828
2150

Weight(kg)

190 236 410 520  655  730  950  1070 1221 1950 2150 3620 3920

Staring mode

Frequency conversion start

 Notes:
1.A represents air-cooling type;
2.Working Environment temperature: 2ºC~45ºC;
3.Startup Mode: frenquency start 
4.Work Power: 380V / 50HZ/3P 4 wire type.
5.F.A.D volume flow test is according to ASMC PTC9 or ISO1217 standard (GB/T3853)

Screw Air Compressor Features:
1.Touch screen display controller.
2.Remote control function.
3.Automatically restart after short power off.
4.All parameters of air compressor can be checked from screen disply of the controller.
5.High temperature alarm, voltage alarm, filters overtime alarm functions.

Welcome to visit our factory, we would like to have honest and warm cooperation with your company!

Project case

About us
Dehaha Compressor was founded in 1996 with over 150 skilled employees and more than 25 R&D engineers’ teams.We focus on the research & develop, manufacture and energy-saving solutions of screw air compressor to create value for customers and society.

Dehaha opened to the world since 2015, and now we have a foreign trade department with more than dozens people, serving customers around the world 24 hours. We have sales representatives who can speak English, Spanish, Portuguese, French,and Russian which makes it easier for our clients from all over the world to interact and negotiate with us.now our valued customers are over 130 countries. Germany Standard and 13 years exporting experience help us won more than 50 loyal overseas agents.

Dehaha continuously innovates product development and management to meet customers’ demand. The powerful enterprise culture and continuous innovation make CHINAMFG improved rapidly to reach the business principle “Energy Saving First, Mutual Value Shared”. The production line of CHINAMFG is consist of screw air compressor from 5.5KW to 550KW, oil free air compressor, portable air compressor, permanent magnet variable frequency air compressor, high pressure air compressor and compressed air purification equipment, etc.

Dehaha mission is to be a world-renowned high-end brand, with sustainable development, constantly improving its own value and sharing it with our customers and staff. Committed to offer our customers a silent and energy-saving manufactured products.

Exhibition

Why choose us

Packaging & Shipping

FAQ

Q1. Are you trading company or manufacture ?

A: We are professional manufacture of screw air compressor of HangZhou(Close to ZheJiang ), China, more than 24 years.

 

Q2. How long is the delivery time ?

A: For standard voltage ,15 working days. Non-standard ,please contact our sales.

 

Q3. What’s payment term ?

A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.

 

Q4. How about your after-sales service ?

A: 1.Provide customers with installation and commissioning online instructions.

  2. Well-trained engineers available to overseas service.

  3.CHINAMFG agents and after service avaiable.arrange our engineers to help you training and installation.

 

Q5. How about your warranty?

A: One year for the whole machine and 2 years for screw air end, except consumable spare parts.

 

Q6. Do you have any certificate ?

A: Yes, per different customer’s market need ,we can offer CE ,ISO etc certificate.
 

Q7. What about the maintenance ?

A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.

 

Q8. How do you control quality ?

A: 1.The raw materials are strictly inspected

      2. Some key parts are imported from overseas

      3.Each compressor must pass at least 5 hours of continuous testing before leaving the factory.
 

Q9. Do you offer OEM service ?

A: Yes.Both OEM & ODM service can be accepted.
 

Q10.How long could your air compressor be used?

A: Generally, more than 10 years.

After-sales Service: Online Support
Warranty: 24months
Lubrication Style: Lubricated
Customization:
Available

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



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

air compressor

Can air compressors be used for gas compression and storage?

Yes, air compressors can be used for gas compression and storage. While air compressors are commonly used to compress and store air, they can also be utilized for compressing and storing other gases, depending on the specific application requirements. Here’s how air compressors can be used for gas compression and storage:

Gas Compression:

Air compressors can compress various gases by utilizing the same principles applied to compressing air. The compressor takes in the gas at a certain pressure, and through the compression process, it increases the pressure and reduces the volume of the gas. This compressed gas can then be used for different purposes, such as in industrial processes, gas pipelines, or storage systems.

Gas Storage:

Air compressors can also be used for gas storage by compressing the gas into storage vessels or tanks. The compressed gas is stored at high pressure within these vessels until it is needed for use. Gas storage is commonly employed in industries where a continuous and reliable supply of gas is required, such as in natural gas storage facilities or for storing compressed natural gas (CNG) used as a fuel for vehicles.

Gas Types:

While air compressors are primarily designed for compressing air, they can be adapted to handle various gases, including but not limited to:

  • Nitrogen
  • Oxygen
  • Hydrogen
  • Carbon dioxide
  • Natural gas
  • Refrigerant gases

It’s important to note that when using air compressors for gas compression and storage, certain considerations must be taken into account. These include compatibility of the compressor materials with the specific gas being compressed, ensuring proper sealing to prevent gas leaks, and adhering to safety regulations and guidelines for handling and storing compressed gases.

By leveraging the capabilities of air compressors, it is possible to compress and store gases efficiently, providing a reliable supply for various industrial, commercial, and residential applications.

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 is the impact of tank size on air compressor performance?

The tank size of an air compressor plays a significant role in its performance and functionality. Here are the key impacts of tank size:

1. Air Storage Capacity: The primary function of the air compressor tank is to store compressed air. A larger tank size allows for greater air storage capacity. This means the compressor can build up a reserve of compressed air, which can be useful for applications that require intermittent or fluctuating air demand. Having a larger tank ensures a steady supply of compressed air during peak usage periods.

2. Run Time: The tank size affects the run time of the air compressor. A larger tank can provide longer continuous operation before the compressor motor needs to restart. This is because the compressed air in the tank can be used to meet the demand without the need for the compressor to run continuously. It reduces the frequency of motor cycling, which can improve energy efficiency and prolong the motor’s lifespan.

3. Pressure Stability: A larger tank helps maintain stable pressure during usage. When the compressor is running, it fills the tank until it reaches a specified pressure level, known as the cut-out pressure. As the air is consumed from the tank, the pressure drops to a certain level, known as the cut-in pressure, at which point the compressor restarts to refill the tank. A larger tank size results in a slower pressure drop during usage, ensuring more consistent and stable pressure for the connected tools or equipment.

4. Duty Cycle: The duty cycle refers to the amount of time an air compressor can operate within a given time period. A larger tank size can increase the duty cycle of the compressor. The compressor can run for longer periods before reaching its duty cycle limit, reducing the risk of overheating and improving overall performance.

5. Tool Compatibility: The tank size can also impact the compatibility with certain tools or equipment. Some tools, such as high-demand pneumatic tools or spray guns, require a continuous and adequate supply of compressed air. A larger tank size ensures that the compressor can meet the air demands of such tools without causing pressure drops or affecting performance.

It is important to note that while a larger tank size offers advantages in terms of air storage and performance, it also results in a larger and heavier compressor unit. Consider the intended application, available space, and portability requirements when selecting an air compressor with the appropriate tank size.

Ultimately, the optimal tank size for an air compressor depends on the specific needs of the user and the intended application. Assess the air requirements, duty cycle, and desired performance to determine the most suitable tank size for your air compressor.

China Custom 55kw 75HP Motor IP54/IP55 Electric Air Compressor 7-13bar Pm VSD Screw Air Compressor   air compressor repair near meChina Custom 55kw 75HP Motor IP54/IP55 Electric Air Compressor 7-13bar Pm VSD Screw Air Compressor   air compressor repair near me
editor by CX 2023-12-07

China Best Sales “Great” 220kw/300HP Water Cooling Oil-Free VSD Double Screw Air Compressor with Pm Motor and Frequency Inverter, 0.75~1.05MPa air compressor parts

Product Description

The GREAT Oil-Free Double Screw Air Compressor there are different models to choose from: the motor power from 55kw to 355Kw, the working pressure from 0.75Mpa to 1.05Mpa, the flow capacity from 8.0m³/min to 58.4m³/min. The TKFBP Series is Variable Frequency Driven, The TKFYC Series is Permanent Magnetic Variable Frequency Driven. We can also customize according to your needs. This type of air compressor is suitable for the industry which need very high-quality compressed air.

A. The Picture for Oil-Free VSD Screw Air Compressor:

B. Products Introductions & Advantages for Oil-Free VSD Screw Air Compressor:

Oil-free compressed air is applied to all walks of life which have a serious impact on the final product and production process, such as aerospace, spraying, food and beverage, pharmaceutical, petrochemical, semiconductor and electronic products, medical, automotive spray, textile, etc. In these harsh applications, even small amounts of oil can cause bad products to appear and even stop production. Over the past 10 years, the GREAT compressor has been exploring the development of oil-free compressed air technology, and has introduced a number of oil-free air compressors to provide 1, China

Q3: How about the warranty terms of your machine?
A3: One year for the whole machine and 2 years for screw air end, and technical support according to your needs.
 
Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.
 
Q5: What about product package?
A5: We will pack the products strictly with standard wooden carton.
 
Q6: Can you customized the voltage of products?
A6: Yes, the voltage can be customized according to your requirement.

Q7: How long will you take to arrange production?
A7: 380V 50HZ we can delivery the goods within 7-15 days. Other electricity or other color we will delivery within 15-20 days.
 
Q8: Which payment term can you accept?
A8: T/T or L/C.
 
Q9: Which trade term can you accept?
A9: Available trade terms: FOB, CIF, CFR, EXW, CPT, etc.

Q10: Can you use our brand?
A10: Yes, with professional design team, the OEM orders are highly welcome.

After-sales Service: Technical Support on Site
Warranty: 12~24 Month
Lubrication Style: Oil-free
Cooling System: Water Cooling
Power Source: AC Power
Cylinder Position: Vertical
Customization:
Available

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air compressor

How Do Water-Lubricated Air Compressors Contribute to Energy Savings?

Water-lubricated air compressors can contribute to energy savings in several ways, making them an attractive option for industries looking to optimize their energy consumption. Here are the key ways in which water-lubricated compressors help achieve energy efficiency:

  1. Reduced friction and improved efficiency: Water serves as a lubricant in water-lubricated compressors, creating a thin film between moving parts to reduce friction. This reduces the energy losses due to mechanical friction and improves the overall efficiency of the compressor. Compared to oil-lubricated compressors, water-lubricated models can achieve higher mechanical efficiency, translating into energy savings over the compressor’s operational lifetime.
  2. Elimination of oil vapor carryover: Oil-lubricated compressors require oil filtration systems to prevent oil carryover into the compressed air stream. These filtration systems consume energy and can introduce pressure drops. In contrast, water-lubricated compressors eliminate the need for oil filtration, reducing energy consumption associated with filtration equipment and minimizing pressure losses. This leads to improved system efficiency and energy savings.
  3. Improved heat transfer and cooling: Water-lubricated compressors offer enhanced heat transfer capabilities compared to oil-lubricated counterparts. Water has a higher specific heat capacity and thermal conductivity, allowing for more efficient heat dissipation. This results in lower operating temperatures and reduces the energy required for cooling the compressor. By optimizing heat transfer, water-lubricated compressors can minimize energy consumption associated with cooling systems or air conditioning in compressor rooms.
  4. Optimized system design: Water-lubricated compressors often employ advanced system designs that further enhance energy efficiency. For example, they may incorporate variable speed drive (VSD) technology, which adjusts the compressor’s speed and power consumption based on the actual air demand. This eliminates energy waste associated with constant-speed operation and reduces energy consumption during periods of low compressed air demand. Additionally, water-lubricated compressors may feature optimized internal components and improved air flow dynamics, resulting in reduced energy losses and improved overall system efficiency.
  5. Heat recovery opportunities: Water-lubricated compressors can provide opportunities for heat recovery. The heat generated during compression can be captured and utilized for various heating applications within the facility, such as space heating, water heating, or process heating. By harnessing this waste heat, water-lubricated compressors contribute to energy savings by offsetting the need for additional energy sources for heating purposes.

By combining these energy-saving features, water-lubricated air compressors help optimize energy consumption, reduce operational costs, and minimize the environmental impact associated with compressed air systems. Implementing water-lubricated compressors with a comprehensive energy management strategy can result in significant energy savings and improved overall sustainability for industrial operations.

air compressor

How Do You Troubleshoot Common Problems with Water-Lubrication Systems?

When encountering common problems with water-lubrication systems, it is essential to follow a systematic troubleshooting approach. Here’s a detailed explanation of the steps involved in troubleshooting common issues with water-lubrication systems:

Step 1: Identify the Problem:

The first step is to identify the specific problem or symptom that is affecting the water-lubrication system. Common problems may include inadequate lubrication, water leaks, abnormal noises, or reduced system performance. Understanding the specific issue will help in determining the appropriate troubleshooting steps.

Step 2: Check Water Supply:

Verify that there is a proper water supply to the system. Ensure that the water source is connected and flowing adequately. Check for any obstructions or restrictions in the water lines that may be affecting the water flow to the lubrication system.

Step 3: Inspect Water Filters and Strainers:

Water filters and strainers are used in water-lubrication systems to remove debris and impurities from the water. Inspect these filters and strainers for clogs or blockages that may be hindering the water flow. Clean or replace the filters as necessary to ensure proper water filtration.

Step 4: Verify Water Pressure:

Check the water pressure within the system to ensure it falls within the recommended range. Low water pressure can result in inadequate lubrication, while high water pressure can cause leaks or damage to the system. Use a pressure gauge to measure the water pressure and adjust it if necessary according to the manufacturer’s guidelines.

Step 5: Examine Water-Lubrication Components:

Closely inspect the various components of the water-lubrication system, including the water pump, distribution lines, lubrication points, and seals. Look for signs of wear, damage, or misalignment that may be contributing to the problem. Tighten loose connections and replace any damaged or worn-out components as needed.

Step 6: Check for Air in the System:

Air trapped within the water-lubrication system can affect its performance. Bleed the system to remove any trapped air. Follow the manufacturer’s instructions for bleeding air from the system, which typically involves opening specific valves or vents until a steady flow of water is achieved.

Step 7: Inspect Cooling Mechanisms:

Water-lubrication systems often incorporate cooling mechanisms, such as heat exchangers or radiators, to dissipate excess heat. Inspect these cooling components for blockages, corrosion, or leaks that may be compromising their effectiveness. Clean or repair the cooling mechanisms as necessary to ensure proper heat dissipation.

Step 8: Consult Manufacturer Documentation:

If the troubleshooting steps above do not resolve the problem, refer to the manufacturer’s documentation, such as the user manual or technical specifications. These resources may provide specific troubleshooting guidelines, diagnostics, or additional maintenance procedures for the water-lubrication system.

Step 9: Seek Professional Assistance:

If the problem persists or if the troubleshooting steps are beyond your expertise, it is advisable to seek professional assistance. Contact the manufacturer’s technical support or consult a qualified technician with experience in water-lubrication systems. They can provide expert guidance and assistance in resolving complex issues.

By following these troubleshooting steps, you can effectively identify and address common problems encountered in water-lubrication systems, ensuring optimal performance and reliability.

air compressor

What Maintenance Is Required for Water-Lubricated Air Compressors?

Maintaining water-lubricated air compressors involves several key maintenance tasks to ensure their optimal performance and longevity. Here are the maintenance requirements typically associated with water-lubricated air compressors:

  1. Regular water quality checks: It is essential to monitor the quality of the water used for lubrication in the compressor. Regular water analysis helps identify any potential contaminants, such as minerals or impurities, that may affect compressor performance or lead to corrosion. If necessary, appropriate water treatment measures should be taken to maintain the desired water quality.
  2. Drain and flush water systems: Periodically draining and flushing the water systems of the compressor helps remove any sediment, debris, or accumulated contaminants. This prevents blockages, maintains water flow, and ensures the cleanliness of the system.
  3. Inspect and clean filters: Filters in the water system, such as intake filters or water separation filters, should be inspected regularly and cleaned or replaced as needed. Clean filters help maintain proper water flow, prevent clogging, and protect internal components from damage or corrosion.
  4. Check for leaks: Regularly inspect the compressor system for any signs of water leaks. Leaks can lead to water loss, reduced lubrication performance, and potential damage to the compressor components. Any identified leaks should be promptly repaired to maintain the integrity of the system.
  5. Monitor and maintain proper water levels: Ensure that the water levels in the compressor are maintained within the recommended range. Low water levels can result in inadequate lubrication and increased friction, while high water levels may lead to excessive moisture in the system. Regularly check and adjust the water levels as necessary.
  6. Inspect and maintain cooling systems: Water-lubricated compressors often utilize water for cooling purposes. Inspect and maintain the cooling systems, such as heat exchangers or radiators, to ensure proper heat dissipation. Clean any accumulated debris or deposits that may impede cooling efficiency.
  7. Follow manufacturer guidelines: It is crucial to follow the manufacturer’s maintenance guidelines and recommendations specific to the water-lubricated air compressor model being used. These guidelines may include additional maintenance tasks or intervals that are necessary for optimal performance and warranty compliance.

Regular and proactive maintenance of water-lubricated air compressors helps ensure their reliable operation, extends their lifespan, and minimizes the risk of performance issues or component failures. It is advisable to consult the compressor’s documentation and seek guidance from the manufacturer or a qualified technician to establish a comprehensive maintenance routine specific to the equipment.


editor by CX 2023-11-06

China supplier Industrial Electric Compressor Machines 90kw 125HP Pm Motor VSD Rotary Screw Air Compressor supplier

Product Description

Industrial Electric Compressor Machines 90kw 125HP Pm Motor VSD Rotary Screw Air Compressor 

Promises Every Machine Will Run Well More Than 15 Years 

Product Description

Saving energy is making money

Hengchaowin rotary screw air compressor used germany technology screw(air end ) ,

The same intake valve designed by CHINAMFG Rand,
high Efficient IP54 rated motor,

And quoted the high-efficiency inverter fromDenmark.

The air compressor can maintain a stable motor efficiency at any speed,so it is more energy-saving and power-saving.

Basic introduction of air compressor

 

Model :  vsd15hp 11kw rotary screw air compressor for fiber laser cutting
Type:  Energy Saving Air Compressor
Voltage:  380V/50HZ/3P, 220V/60HZ/3P, 400V/50HZ/3P, 415V/50HZ/3P or Customer′s Requirements
Working Pressure:  7~12.5 bar
Installed Motor Power:  11kw /15HP
/ 10HPCapacity: 1.5-0.8m3/min
Color:  Blue or gery
Driven Method: Direct drive
Air End: Original Ally-win Air End from Germany
Trademark:  Hengchaowin
Transport Package:  Standard Wooden Packing
Available Certificate:  CE, ISO, UL, ASME, GHOST
Origin:  ZheJiang , China
application:  Casting , Metal , Plastic , Rubber

Detailed Photos

Brief Introduction:
Air end: Germany Technology. 30 years designed lifetime.
Motor: Top quality ,IP54 or IP55
Inverter: Danish brand inverter can save 30% energy.
Warranty: 5 years for the air end, and 2 years for the whole compressor. 
Delivery time: 7-15 days. 
After-sales service:we have our professional after-sales technician to instruct the installation of the whole screw air compressor.    
Certificate: CE/ISO9001/ASME
We offer free pipe and valves for installation and installation diagram

1.permanent magnet motor.
Exceed IE3 standards
IP54 or IP55 protecting grad
Variable speed drive

2.Germany technology air end 
R&D in Germany GU or CHINAMFG brand air end
designed for 10 years +of reliable operation

3.Inlet valve
same desige as CHINAMFG Rand 
No blow-off losses/large suction are
Full aluminum design,maintenance-free

4.oil gas tank & built in separation system. 
Oversized air end oil tank with sight glass
The high efficiency oil seperator ensures that the oil carry over in less than 3ppm.
System pressure loss,less than 0.02mpa.

5.Polt touch controller
HD color touch LCD screen
Operation record/chart display
Weekly timer/service history and plHangZhou
Real-time operation/maintenance/alarm information

6.Innovative vectorial inverter
CE,UL,CUL,ROSH certification
Independent cooling air duct design
Robust enclosure for trouble-free operation in the harshest conditions.

 

Product Parameters

 

Model 
Modelo
HW-7T HW-11T HW-15T HW-22T HWV-30A HWV-37A
air flow
flujo de aire
Lliter/min 1 0.9 0.8 1.5 1.3 1.1 0.8 2.4 2.1 1.5 1 3.5 3.1 2.7 1.7 4.3 3.6 2.4 2.9 5.8 5.2 2.8 3.2
35 31 28 52 46 39 28 74 74 52 35 124 109 95 35 151 127 74 102 205 183 98 112
working pressure
presión laboral
bar(kg) 8 10 12.5 8 10 12.5 15 8 10 12.5 15 8 10 12.5 15 10 12.5 15 20 10 12.5 15 20
psi 116 145 174 116 145 174 217 116 145 174 217 116 145 174 217 145 174 217 290 145 174 217 290
power
poder
KW / HP 7.5kw/
10hp
11kw/
15hp
15kw/
20hp
22kw/
30hp
30kw/
40hp
37kw/
50hp
noise db(A) 62±2 66±2 66±2 68±2 68±2 72±2
Caliber inch RP 1/2 RP 1/2 RP 1/2 RP 1/2 RP 1 RP1 1/2
Voltage/Frequency AC 380v/415v/220v/480v   or   50hz/60hz  accpet Customized voltage
Starting mode
Modo de inicio
variable frequency start  
inicio de frecuencia variable
air dryer
secador
m³/min 1.5 1.5 2.5 3.8 / /
line filter
filtro de línea
m³/min 1.5 1.5 2.5 3.8 / /
air tank
tanque de aire
liter 300 400 400 600 / /
Shape dimension
(mm)
L 1700 1180 1180 1600 1300 1450
W 800 800 800 110 910 910
H 1689 1210 1210 1290 1290 1290
Weight KG 500 600 650 700 520 720

Hot products
1. direct drive rotary screw air compressor
2. energy saving VSD air compressor
3. air compressor with air tank and air dryer
4. 2 stage VSD screw air compressor

Company Profile

Why Choose Us

HangZhou CHINAMFG Technology Co., Ltd., founded in 1985, in ZheJiang ,China, It is a professional air compressor manufacturer with 30 years of experience in R&D, manufacturing, marketing and service.

After the technical system reform in 2000, the company introduced German advanced CHINAMFG technology, adhering to the German advanced industrial design concept, rigorous manufacturing technology and comprehensive management. We strictly implement ISO9001 international quality system certification and EU CE standard production machines. The performance and quality of our products have been widely recognized and praised by the market, occupying 30% of China’s market share.
Starting to enter overseas markets in 2571, it currently has agents and after-sales teams in North America, Western Europe, South Africa, East Africa and other regions.

Brief introduction of factory:
1. We have been engaged in R D department, production and sales of air compressors for 30 years;  
2. Our air compressor products through CE,SGS,ISO certification, with more than 20 invention patents;  
3. Our products are exported to 132 countries and regions around the world;  
4. Our air compressor provides a 5-year warranty.  
If you have specific parameters and requirements for our Rotary Screw Type Air Compressor, customization is available

Customer feedback

Providing high-quality machines is our standard, and satisfying every customer is our pursuit. Over the years, we have won unanimous praise from overseas users for our integrity and high-quality product quality.

 

Packaging & Shipping

The air compressor is guaranteed for 1 year and 5 years for the screw(air end) . Warranty time is calculated from machine leave the factory.
 

FAQ

Q1: How long could your air compressor be used?

O: Generally, more than 10 years

Q2: What’s payment term?
O: T/T, L/C, Paypal and etc. Also we could accept USD, RMB, Euro and other currency (Pls contact our sales for more information

Q3: How about your customer service?
O: 24 hours on-line service available

Q4: How about your after-sales service?
O: 1. Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas service
3. World wide agents and after service available

After-sales Service: Support Online and Local Service
Warranty: 18m
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Structure Type: Closed Type
Customization:
Available

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air compressor

What are the advantages of using an air compressor in construction?

Using an air compressor in construction offers numerous advantages that contribute to increased efficiency, productivity, and versatility. Here are some key benefits of using air compressors in construction:

  • Powering Pneumatic Tools: Air compressors are commonly used to power a wide range of pneumatic tools on construction sites. Tools such as jackhammers, nail guns, impact wrenches, drills, and sanders can be operated using compressed air. Pneumatic tools are often preferred due to their lightweight, compact design and ability to deliver high torque or impact force.
  • Efficient Operation: Air compressors provide a continuous and reliable source of power for pneumatic tools, allowing for uninterrupted operation without the need for frequent battery changes or recharging. This helps to maintain a smooth workflow and reduces downtime.
  • Portability: Many construction air compressors are designed to be portable, featuring wheels or handles for easy maneuverability on job sites. Portable air compressors can be transported to different areas of the construction site as needed, providing power wherever it is required.
  • Versatility: Air compressors are versatile tools that can be used for various applications in construction. Apart from powering pneumatic tools, they can also be utilized for tasks such as inflating tires, cleaning debris, operating air-operated pumps, and powering air horns.
  • Increased Productivity: The efficient operation and power output of air compressors enable construction workers to complete tasks more quickly and effectively. Pneumatic tools powered by air compressors often offer higher performance and faster operation compared to their electric or manual counterparts.
  • Cost Savings: Air compressors can contribute to cost savings in construction projects. Pneumatic tools powered by air compressors are generally more durable and have longer lifespans compared to electric tools. Additionally, since air compressors use compressed air as their power source, they do not require the purchase or disposal of batteries or fuel, reducing ongoing operational expenses.
  • Reduced Electrocution Risk: Construction sites can be hazardous environments, with the risk of electrocution from electrical tools or equipment. By utilizing air compressors and pneumatic tools, the reliance on electrical power is minimized, reducing the risk of electrocution accidents.

It is important to select the appropriate air compressor for construction applications based on factors such as required air pressure, volume, portability, and durability. Regular maintenance, including proper lubrication and cleaning, is crucial to ensure the optimal performance and longevity of air compressors in construction settings.

In summary, the advantages of using air compressors in construction include powering pneumatic tools, efficient operation, portability, versatility, increased productivity, cost savings, and reduced electrocution risk, making them valuable assets on construction sites.

air compressor

What is the impact of altitude on air compressor performance?

The altitude at which an air compressor operates can have a significant impact on its performance. Here are the key factors affected by altitude:

1. Decreased Air Density:

As altitude increases, the air density decreases. This means there is less oxygen available per unit volume of air. Since air compressors rely on the intake of atmospheric air for compression, the reduced air density at higher altitudes can lead to a decrease in compressor performance.

2. Reduced Airflow:

The decrease in air density at higher altitudes results in reduced airflow. This can affect the cooling capacity of the compressor, as lower airflow hampers the dissipation of heat generated during compression. Inadequate cooling can lead to increased operating temperatures and potential overheating of the compressor.

3. Decreased Power Output:

Lower air density at higher altitudes also affects the power output of the compressor. The reduced oxygen content in the air can result in incomplete combustion, leading to decreased power generation. As a result, the compressor may deliver lower airflow and pressure than its rated capacity.

4. Extended Compression Cycle:

At higher altitudes, the air compressor needs to work harder to compress the thinner air. This can lead to an extended compression cycle, as the compressor may require more time to reach the desired pressure levels. The longer compression cycle can affect the overall efficiency and productivity of the compressor.

5. Pressure Adjustments:

When operating an air compressor at higher altitudes, it may be necessary to adjust the pressure settings. As the ambient air pressure decreases with altitude, the compressor’s pressure gauge may need to be recalibrated to maintain the desired pressure output. Failing to make these adjustments can result in underinflated tires, improper tool performance, or other issues.

6. Compressor Design:

Some air compressors are specifically designed to handle higher altitudes. These models may incorporate features such as larger intake filters, more robust cooling systems, and adjusted compression ratios to compensate for the reduced air density and maintain optimal performance.

7. Maintenance Considerations:

Operating an air compressor at higher altitudes may require additional maintenance and monitoring. It is important to regularly check and clean the intake filters to ensure proper airflow. Monitoring the compressor’s operating temperature and making any necessary adjustments or repairs is also crucial to prevent overheating and maintain efficient performance.

When using an air compressor at higher altitudes, it is advisable to consult the manufacturer’s guidelines and recommendations specific to altitude operations. Following these guidelines and considering the impact of altitude on air compressor performance will help ensure safe and efficient operation.

air compressor

Can air compressors be used for automotive applications?

Yes, air compressors can be used for various automotive applications and are commonly found in automotive repair shops, garages, and even in some vehicles. Here are some automotive applications where air compressors are frequently utilized:

1. Tire Inflation: Air compressors are commonly used to inflate tires in automotive applications. They provide a convenient and efficient way to inflate tires to the recommended pressure, ensuring optimal tire performance, fuel efficiency, and safety.

2. Air Tools: Air compressors power a wide range of pneumatic tools used in automotive repair and maintenance. These tools include impact wrenches, ratchet wrenches, air hammers, pneumatic drills, and sanders. Air-powered tools are favored for their high torque and power-to-weight ratio, making them suitable for heavy-duty automotive tasks.

3. Spray Painting: Air compressors are commonly used in automotive painting applications. They power airbrushes and spray guns that are used to apply paint, primer, and clear coats. Air compressors provide the necessary air pressure to atomize the paint and deliver a smooth and even finish.

4. Brake System Maintenance: Air compressors play a crucial role in maintaining and diagnosing automotive brake systems. They are used to pressurize the brake lines, allowing for proper bleeding of the system and detection of leaks or faults.

5. Suspension Systems: Some automotive suspension systems, such as air suspensions, rely on air compressors to maintain the desired air pressure in the suspension components. The compressor inflates or deflates the suspension as needed to provide a comfortable ride and optimal handling.

6. Cleaning and Dusting: Air compressors are used for cleaning automotive parts, blowing away dust and debris, and drying surfaces. They provide a high-pressure stream of air that effectively cleans hard-to-reach areas.

7. Air Conditioning Systems: Air compressors are a key component in automotive air conditioning systems. They compress and circulate refrigerant, allowing the system to cool and dehumidify the air inside the vehicle.

When using air compressors for automotive applications, it’s important to consider the specific requirements of the task at hand. Ensure that the air compressor has the necessary pressure and capacity to meet the demands of the application. Additionally, use appropriate air hoses, fittings, and tools that are compatible with the compressor’s output.

Overall, air compressors are versatile and valuable tools in the automotive industry, providing efficient power sources for a wide range of applications, from tire inflation to powering pneumatic tools and supporting various automotive systems.

China supplier Industrial Electric Compressor Machines 90kw 125HP Pm Motor VSD Rotary Screw Air Compressor   supplier China supplier Industrial Electric Compressor Machines 90kw 125HP Pm Motor VSD Rotary Screw Air Compressor   supplier
editor by CX 2023-10-31