Tag Archives: compressor refrigeration

China Custom Highly Quick Freezing Refrigeration Equipment Air Compressor with R404A air compressor portable

Product Description

Product Description


1.Ultra silent low vibration
2.Evaporation temperature 0ºC to -40ºC operating range
3.Freezing, refrigerating, and quick freezing
4.R404A compressor with liquid spray system, stable operation at low temperature

Constant-speed T1 R410a          
1ϕ 220/240V 50Hz            
Model Displacement    (cc/rev) Cooling Capacity  (w) Cooling Capacity  (Btu/h) COP        (W/W) Capacitor   (µF/v) Height (mm)
ASD086UV 8.6  2030 6926 2.84  20/400 248.8 
ASD099HV 9.9  2340 7984 2.95  30/400 248.8 
ASG108TV 10.8  2510 8564 2.90  25/450 261.0 
ASG116CV 11.6  2730 9315 2.80  35/450 261.0 
ASG130UV 13.0  3170 1571 2.95  30/450 261.0 
ASL150UV 15.0  3555 12130 2.96  30/450 289.0 
ASL180SV-1 18.0  4300 14672 2.97  35/450 279.0 
ASL20IUV 20.1  4800 16378 3.00  50/450 304.0 
ASH218SV 218.0  5180 17674 2.90  60/400 298.5 
ASH232SV 23.2  5510 18800 2.90  60/400 298.5 
ASH255TV 25.5  6080 2 0571 2.94  55/450 298.5 
ASH264UV 26.4  6420 21905 3.05  55/450 325.5 
ASH275CV 27.5  6500 22178 2.83  50/450 312.9 
ASH280TV 28.0  6830 23304 3.00  70/450 312.9 
ATH290TV 29.0  7130 24328 2.98  45/450 364.0 
ATH307RV 30.7  7330 25571 2.90  50/450 358.0 
ATH325CV 32.5  7780 26545 2.87  60/450 358.0 
ATH356CV 35.6  8440 28797 2.85  65/450 358.0 
ATH420 41.8  15710 29531 2.95  90/450 375.8 

Constant-speed T1 R22          
Model Displacement    (cc/rev) Cooling Capacity  (w) Cooling Capacity  (Btu/h) COP        (W/W) Capacitor   (µF/v) Height (mm)
SD086CV 8.6  1410 4811 2.94  15/400 205.00 
SD104CV 10.4  1740 5937 3.03  15/400 232.90 
SD122CV 12.2  2040 6960 2.96  15/400 232.90 
SD135UV 13.5  2300 7848 3.15  30/400 242.90 
SD156CV 15.6  2650 9042 3.05  25/400 232.90 
SG184SV 18.4  3050 10407 3.11  35/450 256.0/263.9
SG210CV 21.0  3550 12113 3.17  30/450 261.00 
SL253CV 25.3  4210 14365 2.95  35/450 264.00 
SL286UV 28.6  4845 16531 3.20  45/450 289.00 
SL310UV 31.0  5240 17879 3.20  50/450 313.00 
SL325UV 32.5  5540 18902 3.20  40/450 313.00 
SH356UV 35.6  6120 20881 3.32  65/450 307.80 
SHV33Z***U 40.0  6740 22997 2.99  50/450 338.90 
SHV33Y***U 41.7  7100 24225 3.04  50/450 338.90 
TH454RV 45.4  7630 26034 3.23  70/450 372.70 
TH508 50.8  8660 29548 3.00  90/450 358.90 


Company Profile



After-sales Service: 1 Years
Warranty: 1 Years
Installation Type: Stationary Type
Lubrication Style: Oil-free
Cylinder Position: Vertical
Power Supply: 220V/50Hz/R134A R600A 1/6 1/7 1/8 HP
US$ 199/Piece
1 Piece(Min.Order)

Request Sample



air compressor

How are air compressors utilized in pharmaceutical manufacturing?

Air compressors play a crucial role in pharmaceutical manufacturing, where they are utilized for various critical applications. The pharmaceutical industry requires a reliable source of clean and compressed air to ensure the safety, efficiency, and quality of its processes. Here’s an overview of how air compressors are utilized in pharmaceutical manufacturing:

1. Manufacturing Processes:

Air compressors are used in numerous manufacturing processes within the pharmaceutical industry. Compressed air is employed for tasks such as mixing and blending of ingredients, granulation, tablet compression, coating, and encapsulation of pharmaceutical products. The controlled delivery of compressed air facilitates precise and consistent manufacturing processes, ensuring the production of high-quality pharmaceuticals.

2. Instrumentation and Control Systems:

Pharmaceutical manufacturing facilities rely on compressed air for powering instrumentation and control systems. Compressed air is used to operate pneumatic valves, actuators, and control devices that regulate the flow of fluids, control temperature and pressure, and automate various processes. The clean and dry nature of compressed air makes it ideal for maintaining the integrity and accuracy of these critical control mechanisms.

3. Packaging and Filling:

Air compressors are employed in pharmaceutical packaging and filling processes. Compressed air is used to power machinery and equipment for bottle cleaning, labeling, capping, and sealing of pharmaceutical products. Compressed air provides the necessary force and precision for efficient and reliable packaging, ensuring product safety and compliance.

4. Cleanroom Environments:

Pharmaceutical manufacturing often takes place in controlled cleanroom environments to prevent contamination and maintain product quality. Air compressors are used to supply clean and filtered compressed air to these cleanrooms, ensuring a controlled and sterile environment for the production of pharmaceuticals. Compressed air is also utilized in cleanroom air showers and air curtains for personnel and material decontamination.

5. Laboratory Applications:

In pharmaceutical laboratories, air compressors are utilized for various applications. Compressed air is used in laboratory instruments, such as gas chromatographs, mass spectrometers, and other analytical equipment. It is also employed in clean air cabinets, fume hoods, and laminar flow benches, providing a controlled and clean environment for testing, analysis, and research.

6. HVAC Systems:

Air compressors are involved in heating, ventilation, and air conditioning (HVAC) systems in pharmaceutical manufacturing facilities. Compressed air powers the operation of HVAC controls, dampers, actuators, and air handling units, ensuring proper air circulation, temperature control, and environmental conditions in various manufacturing areas.

By utilizing air compressors in pharmaceutical manufacturing, the industry can maintain strict quality standards, enhance operational efficiency, and ensure the safety and efficacy of pharmaceutical products.

air compressor

What is the energy efficiency of modern air compressors?

The energy efficiency of modern air compressors has significantly improved due to advancements in technology and design. Here’s an in-depth look at the energy efficiency features and factors that contribute to the efficiency of modern air compressors:

Variable Speed Drive (VSD) Technology:

Many modern air compressors utilize Variable Speed Drive (VSD) technology, also known as Variable Frequency Drive (VFD). This technology allows the compressor motor to adjust its speed according to the compressed air demand. By matching the motor speed to the required airflow, VSD compressors can avoid excessive energy consumption during periods of low demand, resulting in significant energy savings compared to fixed-speed compressors.

Air Leakage Reduction:

Air leakage is a common issue in compressed air systems and can lead to substantial energy waste. Modern air compressors often feature improved sealing and advanced control systems to minimize air leaks. By reducing air leakage, the compressor can maintain optimal pressure levels more efficiently, resulting in energy savings.

Efficient Motor Design:

The motor of an air compressor plays a crucial role in its energy efficiency. Modern compressors incorporate high-efficiency electric motors that meet or exceed established energy efficiency standards. These motors are designed to minimize energy losses and operate more efficiently, reducing overall power consumption.

Optimized Control Systems:

Advanced control systems are integrated into modern air compressors to optimize their performance and energy consumption. These control systems monitor various parameters, such as air pressure, temperature, and airflow, and adjust compressor operation accordingly. By precisely controlling the compressor’s output to match the demand, these systems ensure efficient and energy-saving operation.

Air Storage and Distribution:

Efficient air storage and distribution systems are essential for minimizing energy losses in compressed air systems. Modern air compressors often include properly sized and insulated air storage tanks and well-designed piping systems that reduce pressure drops and minimize heat transfer. These measures help to maintain a consistent and efficient supply of compressed air throughout the system, reducing energy waste.

Energy Management and Monitoring:

Some modern air compressors feature energy management and monitoring systems that provide real-time data on energy consumption and performance. These systems allow operators to identify energy inefficiencies, optimize compressor settings, and implement energy-saving practices.

It’s important to note that the energy efficiency of an air compressor also depends on factors such as the specific model, size, and application. Manufacturers often provide energy efficiency ratings or specifications for their compressors, which can help in comparing different models and selecting the most efficient option for a particular application.

Overall, modern air compressors incorporate various energy-saving technologies and design elements to enhance their efficiency. Investing in an energy-efficient air compressor not only reduces operational costs but also contributes to sustainability efforts by minimizing energy consumption and reducing carbon emissions.

air compressor

Can you explain the basics of air compressor terminology?

Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:

1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.

2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.

3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.

4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.

5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.

6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.

7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.

8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.

9. Regulator: A 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 and ensures a consistent and safe supply of compressed air.

These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.

China Custom Highly Quick Freezing Refrigeration Equipment Air Compressor with R404A   air compressor portableChina Custom Highly Quick Freezing Refrigeration Equipment Air Compressor with R404A   air compressor portable
editor by CX 2023-10-27

China Hot selling Vr125ks-Tfp-522 Refrigeration Part Air Compressor for Cold Storage Room arb air compressor

Product Description


Product Description

High quality product providers

The compressors applied in the air conditioning industry in diverse applications including split systems, rooftops, packaged units and chillers, scroll compressors are now the most used compression technology replacing reciprocating and screw compressors due to its undeniable superiority.
Several, fully CHINAMFG qualified, multiple compressor assemblies (tandem and trio) are available to be used in large capacity systems to deliver optimal comfort, low operating cost with higher seasonal efficiency.


1. High efficiency

2. Good reliability

3. Low noise, low vibration

4. Original and new

5. Refrigerant: R407


Features and Benefits

• CHINAMFG Scroll axial and radial compliance for superior reliability and efficiency

• Wide scroll line-up

• Low oil circulation rate

• Superior liquid handling capability


• Low sound and vibration level

• Low Total Equivalent Warming Impact

• CHINAMFG qualified tandem and trio configurations for superior seasonal efficiency


Application diagram

Model NO. Cooling Capacity (rating point 7.2) nominal hp Displ. cc/rev nom current  FLa Weight (Kg)
ZR22K3PFJ522 5240 1.83 30.7 9.6 26
ZR28K3PFJ522 6970 2.33 39.2 12.9 27.3
ZR28K3EPFJ522 6970 2.33 39.2 12.9 27.3
ZR34K3PFJ522 8260 2.83 46.1 13.6 29.5
ZR34K3EPFJ522 8260 2.83 46.1 13.6 29.5
ZR36K3PFJ522 8850 3 49.5 16.4 29.5
ZR40K3PFJ522 9620 3.33 54.19 17.1 32
ZR42K3PFJ522 10140 3.5 56.8 17.1 30
ZR47K3PFJ522 11500 3.9 64.1 19.3 32.6
ZR68KCPFJ522 16800 5.75 93 28.2 43.5
ZR28K3TFD522 6970 2.33 39.2 5 26
ZR28K3ETFD522 6970 2.33 39.2 5 26
ZR36K3TFD522 8850 3 49.5 5.7 29.5
ZR40K3TFD522 9260 3.33 51.2 6.4 32
ZR47KCTFD522 11400 3.9 63.2 7.2 32.6
ZR47KCETFD522 11400 3.9 63.2 7.2 32.6
ZR48KCTFD522 11500 4.1 67.2 7.5 38
ZR48KCETFD522 11500 4.1 67.2 7.5 38
ZR54KCTFD522 13000 4.5 73.2 8.2 35.5
ZR57KCTFD522 13660 4.75 76.9 8.2 36
ZR57KCETFD522 13660 4.75 76 8.2 36
ZR61KCTFD522 14700 5 82.4 10 35.9


Due to too many models not clearly listed, you can consult us separately for specifications

Production and Manufacturing


Professional and experienced compressor manufacturers, only to provide better compressors. 


After strict inspection and screening.



Company Profile

ZHangZhoug Damai Refrigeration Technology Co., Ltd is located in Shaoxin,ZHangZhoug.Damai is a company specializing in refrigeration and air conditioning equipment.Our main equipment is Cold room,Evaporator,Condenser,Condensing unit,Compressor,Cold room panel/door,Flake ice machine,Block ice machine and so on.We have more than 10 years of experience in the field of cold storage, with high-quality technology and professional product knowledge.We are able to provide consumers with professional and high-quality technical services.The quality of our products can be guaranteed.



Why choose our company ?
1.Because our company has CAC official .
2.We have a good one-year after-sales service.
3.We have over 20 years of sales experience. 
4.We have our own factory.
5.We will try our best to provide a professional response as soon as possible.

Product advantages
1.Quite operation.
2.Seamless connection.
3.Easy installation
4.Beautiful and elegant placement of circuit devices.
5.Using the best equipment.
6.Not easily damaged.



1: How long is the delivery time? 
It takes within 1 month from receipt of the deposit to preparation of the goods.

2: How long is the quality guarantee period?
The warranty period is 1 year, and the after-sales service is available 24 hours.

3: What is your price?
Our FOB price is based on quantity, material and size you required.The more machines you order, the lower price we will give! Also CIF CNF price is the same.

4: What can you do for us?
All material/ size are available, also we can customize products as your requirements. Any questions, pls don’t hesitate to contact us.

After Sales Service

We provide assistance to our customers, provide valid information according to the requirements of our guests, answer questions, leave a professional impression, and lay the foundation for future sales.

let our customers know more about our products, and enthusiastically answering questions for customers and providing customers with a pleasant buying experience.

After the products are sold, the professionals provide training services, check and maintain the products regularly, if there is problems for the quality,Will solve it for customers in time.

If you are interested in our products, please contact us as soon as possible.


After-sales Service: 1year
Warranty: 1year
Lubrication Style: Lubricated
US$ 450/Piece
1 Piece(Min.Order)


Order Sample



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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

Are there special considerations for air compressor installations in remote areas?

Yes, there are several special considerations to take into account when installing air compressors in remote areas. These areas often lack access to infrastructure and services readily available in urban or well-developed regions. Here are some key considerations:

1. Power Source:

Remote areas may have limited or unreliable access to electricity. It is crucial to assess the availability and reliability of the power source for operating the air compressor. In some cases, alternative power sources such as diesel generators or solar panels may need to be considered to ensure a consistent and uninterrupted power supply.

2. Environmental Conditions:

Remote areas can present harsh environmental conditions that can impact the performance and durability of air compressors. Extreme temperatures, high humidity, dust, and corrosive environments may require the selection of air compressors specifically designed to withstand these conditions. Adequate protection, insulation, and ventilation must be considered to prevent damage and ensure optimal operation.

3. Accessibility and Transport:

Transporting air compressors to remote areas may pose logistical challenges. The size, weight, and portability of the equipment should be evaluated to ensure it can be transported efficiently to the installation site. Additionally, the availability of suitable transportation infrastructure, such as roads or air transportation, needs to be considered to facilitate the delivery and installation process.

4. Maintenance and Service:

In remote areas, access to maintenance and service providers may be limited. It is important to consider the availability of trained technicians and spare parts for the specific air compressor model. Adequate planning for routine maintenance, repairs, and troubleshooting should be in place to minimize downtime and ensure the longevity of the equipment.

5. Fuel and Lubricants:

For air compressors that require fuel or lubricants, ensuring a consistent and reliable supply can be challenging in remote areas. It is necessary to assess the availability and accessibility of fuel or lubricant sources and plan for their storage and replenishment. In some cases, alternative or renewable fuel options may need to be considered.

6. Noise and Environmental Impact:

Remote areas are often characterized by their natural beauty and tranquility. Minimizing noise levels and environmental impact should be a consideration when installing air compressors. Selecting models with low noise emissions and implementing appropriate noise reduction measures can help mitigate disturbances to the surrounding environment and wildlife.

7. Communication and Remote Monitoring:

Given the remote location, establishing reliable communication channels and remote monitoring capabilities can be essential for effective operation and maintenance. Remote monitoring systems can provide real-time data on the performance and status of the air compressor, enabling proactive maintenance and troubleshooting.

By addressing these special considerations, air compressor installations in remote areas can be optimized for reliable operation, efficiency, and longevity.

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

What are the different types of air compressors?

There are several different types of air compressors, each with its own unique design and operating principle. Here’s an overview of the most commonly used types:

1. Reciprocating Air Compressors: Reciprocating air compressors, also known as piston compressors, use one or more pistons driven by a crankshaft to compress air. They operate by drawing air into a cylinder, compressing it with the piston’s up-and-down motion, and discharging the compressed air into a storage tank. Reciprocating compressors are known for their high pressure capabilities and are commonly used in industrial applications.

2. Rotary Screw Air Compressors: Rotary screw air compressors utilize two interlocking screws to compress air. As the male and female screws rotate, the air is trapped between them and gradually compressed as it moves along the screw threads. These compressors are known for their continuous duty cycle, high efficiency, and quiet operation. They are widely used in industrial, commercial, and automotive applications.

3. Centrifugal Air Compressors: Centrifugal air compressors rely on the principle of centrifugal force to compress air. They use a high-speed impeller to accelerate the incoming air and then convert the kinetic energy into pressure energy. Centrifugal compressors are commonly used in large-scale industrial applications that require high volumes of compressed air.

4. Rotary Vane Air Compressors: Rotary vane air compressors employ a rotor with sliding vanes that compress the air. As the rotor rotates, the vanes slide in and out of the rotor, creating compression chambers. Air is drawn in, trapped, and compressed as the vanes move. These compressors are compact, reliable, and suitable for small to medium-sized applications.

5. Axial Flow Air Compressors: Axial flow air compressors are primarily used in specialized applications such as aircraft engines and gas turbines. They utilize a series of rotating and stationary blades to compress air in a continuous flow. Axial flow compressors are known for their high flow rates and are designed for applications that require large volumes of compressed air.

6. Scroll Air Compressors: Scroll air compressors consist of two interlocking spirals or scrolls that compress the air. One spiral remains stationary while the other orbits around it, creating a series of expanding and contracting pockets that compress the air. Scroll compressors are compact, reliable, and commonly used in applications where low noise and oil-free air are required, such as medical and dental equipment.

These are just a few examples of the different types of air compressors available. Each type has its own advantages, capabilities, and ideal applications. The choice of air compressor depends on factors such as required pressure, flow rate, duty cycle, noise level, oil-free operation, and specific application requirements.

China Hot selling Vr125ks-Tfp-522 Refrigeration Part Air Compressor for Cold Storage Room   arb air compressorChina Hot selling Vr125ks-Tfp-522 Refrigeration Part Air Compressor for Cold Storage Room   arb air compressor
editor by CX 2023-10-21