China manufacturer Double Stage Industrial Electric Screw Air Compressor mini air compressor

Product Description

Product Description

Double Stage Industrial Electric Screw Air Compressor

PM Variable Speed Two Stage Screw Air Compressor Producr features

1. Getting more compressed air at the same power consumption.

2. Two-stage compression air end, increase the efficiency 8% on average.

3. Super IE4 class, SF1.2-1.35 service factor, 97% high-efficiency energy-saving PM motor, ensure trouble-free in all weather conditions.

4.Excellent oil air separation performance, outlet oil content is less than 2 ppm.

5. Silent centrifugal fan, stronger wind pressure reduce the probability of heat exchanger failure.

Two stage air end
Feature:Two-stage compressor air-end
Advantage:Low compression ratio, Low temperature rising, Low air leakage
Benefit:15% energy-saving

High-efficiency Motor
Feature:IE4 permanent magnet motor/IE4 High-efficiency motor
Advantage:Motor efficiency 97%
Benefit:5% energy-saving

Intelligent control
Feature:VFD system
Advantage:Constant pressure output to remove pressure fluctuation and off-load, Constant temperature output at 9-~85°C, Low starting current to protect components
Benefit:15% energy-saving

Smart display screen
Feature:Intelligent control system
Advantage:10 inch monitor to show all the date
Benefit:Simple operation and touble free

Cooling fan
Feature:Large cooler system
Advantage:Axial flow Fan used for good cooling effect
Benefit:Allow ambient temperature at 52°C

Systematic Design of Oil separator
Feature:Large oil system
Advantage:Reduce internal pressure loss avoid oil, Leakage for safety
Benefit:3% energy-saving

Filter
Feature:Double filtering system
Advantage:Remove impurity from air and cleanness
Benefit:Longer life air -end and lubrication oil

Air inlet valve
Feature:High vacuum degree:700mmHg
Advantage:Large suction area, Low load energy consumption in unloaded operation, 
Fast check: prevent unloading and shutdown oil injection
Benefit:Cast aluminum to avoid rust and temperature change

Technical Parameters

Two-stage PM VSD Screw Air Compressor
Model Air Delivery (m3/min) Power
     (kW)
Noise
(Db)
Outlet
diameter
Dimension (mm)   Weight
    (Kg)
7bar 8bar 10bar 13 bar L * W * H
RK30APMII 1.4-4.5 1.3-4.2 1.1-3.5 0.8-2.7 22 68 G11/2 1350x850x1110 600
RK40APMII 1.8-6.0 1.7-5.9 1.4-4.7 1.2-4.0 30 68 G11/2 1200x1000x1350 700
RK50APMII 2.3-7.5 2.1-6.9 1.8-6.0 1.6-5.4 37 68 G11/2 1500x1000x1350 750
RK60APMII 3.2-10.5 3.0-9.9 2.3-7.8 2.0-6.8 45 72 G2 2100x1300x1650 1250
RK75APMII 4.1-13.6 3.8-12.5 3.0-10.1 2.3-7.5 55 76 G2 2100x1300x1650 1300
RK100APMII 4.8-16.0 4.7-15.5 3.8-12.8 3.1-10.2 75 76 G2 2100x1300x1650 1350
RK125APMII 6.2-20.7 5.9-19.5 4.8-16.2 4.2-14.0 90 76 DN80 2500x1650x1900 2700
RK150APMII 7.4-24.8 7.2-24.0 6.1-20.2 4.8-16.0 110 76 DN80 2500x1650x1900 2800
RK180APMII 8.7-29.0 8.4-28.0 7.1-23.7 5.7-19.0 132 78 DN80 2500x1650x1900 3000
RK220APMII 10.2-34.0 9.8-32.5 8.4-28.0 6.9-23.0 160 78 DN80 3000x1900x1950 4300
RK250APMII 11.7-39.0 10.8-36.0 9.6-32.0 8.3-27.5 185 78 DN80 3000x1900x1950 4400
RK275APMII 13.1-43.5 12.3-41.0 10.7-35.5 9.5-31.5 200 78 DN100 3600x2200x2200 5000
RK300APMII 15.5-51.5 14.5-48.3 11.6-38.5 10.7-35.5 220 82 DN100 3600x2200x2200 5500
RK350APMII 16.2-54.0 15.3-51.0 13.5-45.0 11.4-38.0 250 82 DN100 3600x2200x2200  6000
RK380APMII 18.0-60.0 17.1-57.0 15.0-50.0 12.9-43.0 280 82 DN125 3600x2200x2200  6800
RK420APMII 19.5-65.0 18.6-62.0 16.8-56.0 15.2-50.5 315 82 DN125 4200x2300x2350  8000
RK480APMII 22.5-75.0 21.9-73.0 19.2-64.0 16.5-55.0 355 82 DN150 4200x2200x2350  8500
RK540APMII 25.2-84.0 24.6-82.0 21.6-72.0 18.3-61.0 400 82 DN150 4200x2200x2350  9800

 

Certifications

Application industry

Two-stage compression variable frequency air compressors are widely used in electronics, metallurgy, aerospace, pipelines, furniture processing, machinery, petroleum gas, printing plants, plastic products, power plants, blow molding, painting, casting, spraying, automotive industry, metal industry , shipping terminals, food industry, textile factories, beverage factories and other industries

Packaging & Shipping

1.Packing Details: Plywood crate pallet plus foam board and bubble film, Full closed wooden case. 1pcs/each package (for stationary screw air compressor)
2.Shipping method: by sea, by LCL/FCL or as requested
3.Delivery method: FOB, CFR, CIF and EXW etc.
4.Delivery time: in 7-15 days after receiving deposit (customized machines not included)

Successful cases

Customer Visit

 

Company Profile

ZheJiang CHINAMFG Machinery Co., Ltd. was established in 2003 and has 18 years of experience in the air compressor industry. It is an innovative enterprise integrating production, trade, service, research and development.
Our company dominates strong technical skill, advancing manufacture equipment and testing device, execute strictly of ISO9001 quality management system.
 

As a CE certificated manufacturer, our Oil-free series air compressor also reaches Germany TUV Class 0 standard. Main products have passed the testing of national technical authorities, energy consumption level has reached the international advanced level. With more than 120 skilled employees and 18 senior engineers, each production process is performed standardly and strictly. Germany technology and 14 years export experience have helped us to gain more than 30 loyal overseas agents, and our valued customers have spread across more than 130 countries.
 

Rocky will continue to promote technological innovation and progress in line with the mission of “innovation reflects value”, and achieve CHINAMFG results with global partners, suppliers and employees. Create a new world of “energy saving, envir-onmental protection and intelligence” in the field of air compressors.

Product process

After Sales Service

1.24/7 after sales service support in different languages.
2.Follow up the feedback of products in 2 months interval by email or call.
3.Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center.
4.Technical training for customers in CHINAMFG air compressor factory or working site.
5.All kinds of technical documents in different languages.

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

|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

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

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.

air compressor

What are the environmental considerations when using air compressors?

When using air compressors, there are several environmental considerations to keep in mind. Here’s an in-depth look at some of the key factors:

Energy Efficiency:

Energy efficiency is a crucial environmental consideration when using air compressors. Compressing air requires a significant amount of energy, and inefficient compressors can consume excessive power, leading to higher energy consumption and increased greenhouse gas emissions. It is important to choose energy-efficient air compressors that incorporate features such as Variable Speed Drive (VSD) technology and efficient motor design, as they can help minimize energy waste and reduce the carbon footprint.

Air Leakage:

Air leakage is a common issue in compressed air systems and can contribute to energy waste and environmental impact. Leaks in the system result in the continuous release of compressed air, requiring the compressor to work harder and consume more energy to maintain the desired pressure. Regular inspection and maintenance of the compressed air system to detect and repair leaks can help reduce air loss and improve overall energy efficiency.

Noise Pollution:

Air compressors can generate significant noise levels during operation, which can contribute to noise pollution. Prolonged exposure to high noise levels can have detrimental effects on human health and well-being and can also impact the surrounding environment and wildlife. It is important to consider noise reduction measures such as sound insulation, proper equipment placement, and using quieter compressor models to mitigate the impact of noise pollution.

Emissions:

While air compressors do not directly emit pollutants, the electricity or fuel used to power them can have an environmental impact. If the electricity is generated from fossil fuels, the associated emissions from power plants contribute to air pollution and greenhouse gas emissions. Choosing energy sources with lower emissions, such as renewable energy, can help reduce the environmental impact of operating air compressors.

Proper Waste Management:

Proper waste management is essential when using air compressors. This includes the appropriate disposal of compressor lubricants, filters, and other maintenance-related materials. It is important to follow local regulations and guidelines for waste disposal to prevent contamination of soil, water, or air and minimize the environmental impact.

Sustainable Practices:

Adopting sustainable practices can further reduce the environmental impact of using air compressors. This can include implementing preventive maintenance programs to optimize performance, reducing idle time, and promoting responsible use of compressed air by avoiding overpressurization and optimizing system design.

By considering these environmental factors and taking appropriate measures, it is possible to minimize the environmental impact associated with the use of air compressors. Choosing energy-efficient models, addressing air leaks, managing waste properly, and adopting sustainable practices can contribute to a more environmentally friendly operation.

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 manufacturer Double Stage Industrial Electric Screw Air Compressor   mini air compressorChina manufacturer Double Stage Industrial Electric Screw Air Compressor   mini air compressor
editor by CX 2023-12-08