Product Description
SOME PROJECT LIST
| PROJECT TIME | EQUIPMENTS QUANTITY | PROJECT LOCATION |
| 2019 | 50000 UNITS | FOR TOTAL SALSE PROJECTS |
| 2571 | 70000 UNITS | FOR TOTAL PROJECTS |
| 2571 | 80000 UNITS | FOR TOTAL SALSE PROJECTS |
1. Monoblock Type: SPACE SAVING EASY INSTALLATION
– 1 fan motor or 2 fan motors, available for 0.5HP~5HP
– Air condenser with hydrophilic film coating, higner corrosion resistance
– Inner spiral copper pipes, higner heat exchange area and heat exchange efficiency
– Thickened shell made from professional air conditioner manufacturer
2. Box Type: IDEAL FOR OUTDOOR WATERPROOF
– 1 fan motor or 2 fan motors, available for 1HP~12HP
– U shape, V shape or L shape condenser
– Available for the whole series
– Easy to ship, install and maintain
Temperature Parameters
| Temp. Range&Application |
|
Medium Temp. | Low Temp. | |
| 0ºC~10ºC | -18ºC~0ºC | -25ºC~-18ºC | ||
| Cold Storage Friuit&Vegetable | Cold Storage Ice Bag&Vaccine | Cold Storage Fish&Meat |
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| After-sales Service: | Video Technical Support, Online Support |
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| Warranty: | 1year |
| Type: | Air-Cooled |
| Cooling Water: | Air-Cooled |
| System Type: | Open System |
| Fans Species: | Single-speed Fan |
| Customization: |
Available
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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.
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Are there differences between single-stage and two-stage air compressors?
Yes, there are differences between single-stage and two-stage air compressors. Here’s an in-depth explanation of their distinctions:
Compression Stages:
The primary difference between single-stage and two-stage air compressors lies in the number of compression stages they have. A single-stage compressor has only one compression stage, while a two-stage compressor has two sequential compression stages.
Compression Process:
In a single-stage compressor, the entire compression process occurs in a single cylinder. The air is drawn into the cylinder, compressed in a single stroke, and then discharged. On the other hand, a two-stage compressor utilizes two cylinders or chambers. In the first stage, air is compressed to an intermediate pressure in the first cylinder. Then, the partially compressed air is sent to the second cylinder where it undergoes further compression to reach the desired final pressure.
Pressure Output:
The number of compression stages directly affects the pressure output of the air compressor. Single-stage compressors typically provide lower maximum pressure levels compared to two-stage compressors. Single-stage compressors are suitable for applications that require moderate to low air pressure, while two-stage compressors are capable of delivering higher pressures, making them suitable for demanding applications that require greater air pressure.
Efficiency:
Two-stage compressors generally offer higher efficiency compared to single-stage compressors. The two-stage compression process allows for better heat dissipation between stages, reducing the chances of overheating and improving overall efficiency. Additionally, the two-stage design allows the compressor to achieve higher compression ratios while minimizing the work done by each stage, resulting in improved energy efficiency.
Intercooling:
Intercooling is a feature specific to two-stage compressors. Intercoolers are heat exchangers placed between the first and second compression stages. They cool down the partially compressed air before it enters the second stage, reducing the temperature and improving compression efficiency. The intercooling process helps to minimize heat buildup and reduces the potential for moisture condensation within the compressor system.
Applications:
The choice between a single-stage and two-stage compressor depends on the intended application. Single-stage compressors are commonly used for light-duty applications such as powering pneumatic tools, small-scale workshops, and DIY projects. Two-stage compressors are more suitable for heavy-duty applications that require higher pressures, such as industrial manufacturing, automotive service, and large-scale construction.
It is important to consider the specific requirements of the application, including required pressure levels, duty cycle, and anticipated air demand, when selecting between a single-stage and two-stage air compressor.
In summary, the main differences between single-stage and two-stage air compressors lie in the number of compression stages, pressure output, efficiency, intercooling capability, and application suitability.
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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.


editor by CX 2024-01-09
China OEM Zw79ka-Tfp-522 Air Cooling System Compressor for Cold Room air compressor lowes
Product Description
Compressor
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.
Application
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.
FAQ
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
Pre-sales:
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.
Selling:
let our customers know more about our products, and enthusiastically answering questions for customers and providing customers with a pleasant buying experience.
After-sales:
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.
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| After-sales Service: | 1year |
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| Warranty: | 1year |
| Lubrication Style: | Lubricated |
| Samples: |
US$ 450/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How are air compressors utilized in the aerospace industry?
Air compressors play a crucial role in various applications within the aerospace industry. They are utilized for a wide range of tasks that require compressed air or gas. Here are some key uses of air compressors in the aerospace industry:
1. Aircraft Systems:
Air compressors are used in aircraft systems to provide compressed air for various functions. They supply compressed air for pneumatic systems, such as landing gear operation, braking systems, wing flap control, and flight control surfaces. Compressed air is also utilized for starting aircraft engines and for cabin pressurization and air conditioning systems.
2. Ground Support Equipment:
Air compressors are employed in ground support equipment used in the aerospace industry. They provide compressed air for tasks such as inflating aircraft tires, operating pneumatic tools for maintenance and repair, and powering air-driven systems for fueling, lubrication, and hydraulic operations.
3. Component Testing:
Air compressors are utilized in component testing within the aerospace industry. They supply compressed air for testing and calibrating various aircraft components, such as valves, actuators, pressure sensors, pneumatic switches, and control systems. Compressed air is used to simulate operating conditions and evaluate the performance and reliability of these components.
4. Airborne Systems:
In certain aircraft, air compressors are employed for specific airborne systems. For example, in military aircraft, air compressors are used for air-to-air refueling systems, where compressed air is utilized to transfer fuel between aircraft in mid-air. Compressed air is also employed in aircraft de-icing systems, where it is used to inflate inflatable de-icing boots on the wing surfaces to remove ice accumulation during flight.
5. Environmental Control Systems:
Air compressors play a critical role in the environmental control systems of aircraft. They supply compressed air for air conditioning, ventilation, and pressurization systems, ensuring a comfortable and controlled environment inside the aircraft cabin. Compressed air is used to cool and circulate air, maintain desired cabin pressure, and control humidity levels.
6. Engine Testing:
In the aerospace industry, air compressors are utilized for engine testing purposes. They provide compressed air for engine test cells, where aircraft engines are tested for performance, efficiency, and durability. Compressed air is used to simulate different operating conditions and loads on the engine, allowing engineers to assess its performance and make necessary adjustments or improvements.
7. Oxygen Systems:
In aircraft, air compressors are involved in the production of medical-grade oxygen for onboard oxygen systems. Compressed air is passed through molecular sieve beds or other oxygen concentrator systems to separate oxygen from other components of air. The generated oxygen is then supplied to the onboard oxygen systems, ensuring a sufficient and continuous supply of breathable oxygen for passengers and crew at high altitudes.
It is important to note that air compressors used in the aerospace industry must meet stringent quality and safety standards. They need to be reliable, efficient, and capable of operating under demanding conditions to ensure the safety and performance of aircraft systems.
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Can air compressors be integrated into automated systems?
Yes, air compressors can be integrated into automated systems, providing a reliable and versatile source of compressed air for various applications. Here’s a detailed explanation of how air compressors can be integrated into automated systems:
Pneumatic Automation:
Air compressors are commonly used in pneumatic automation systems, where compressed air is utilized to power and control automated machinery and equipment. Pneumatic systems rely on the controlled release of compressed air to generate linear or rotational motion, actuating valves, cylinders, and other pneumatic components. By integrating an air compressor into the system, a continuous supply of compressed air is available to power the automation process.
Control and Regulation:
In automated systems, air compressors are often connected to a control and regulation system to manage the compressed air supply. This system includes components such as pressure regulators, valves, and sensors to monitor and adjust the air pressure, flow, and distribution. The control system ensures that the air compressor operates within the desired parameters and provides the appropriate amount of compressed air to different parts of the automated system as needed.
Sequential Operations:
Integration of air compressors into automated systems enables sequential operations to be carried out efficiently. Compressed air can be used to control the timing and sequencing of different pneumatic components, ensuring that the automated system performs tasks in the desired order and with precise timing. This is particularly useful in manufacturing and assembly processes where precise coordination of pneumatic actuators is required.
Energy Efficiency:
Air compressors can contribute to energy-efficient automation systems. By incorporating energy-saving features such as Variable Speed Drive (VSD) technology, air compressors can adjust their power output according to the demand, reducing energy consumption during periods of low activity. Additionally, efficient control and regulation systems help optimize the use of compressed air, minimizing waste and improving overall energy efficiency.
Monitoring and Diagnostics:
Integration of air compressors into automated systems often includes monitoring and diagnostic capabilities. Sensors and monitoring devices can be installed to collect data on parameters such as air pressure, temperature, and system performance. This information can be used for real-time monitoring, preventive maintenance, and troubleshooting, ensuring the reliable operation of the automated system.
When integrating air compressors into automated systems, it is crucial to consider factors such as the specific requirements of the automation process, the desired air pressure and volume, and the compatibility of the compressor with the control and regulation system. Consulting with experts in automation and compressed air systems can help in designing an efficient and reliable integration.
In summary, air compressors can be seamlessly integrated into automated systems, providing the necessary compressed air to power and control pneumatic components, enabling sequential operations, and contributing to energy-efficient automation processes.
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How do oil-lubricated and oil-free air compressors differ?
Oil-lubricated and oil-free air compressors differ in terms of their lubrication systems and the presence of oil in their operation. Here are the key differences:
Oil-Lubricated Air Compressors:
1. Lubrication: Oil-lubricated air compressors use oil for lubricating the moving parts, such as pistons, cylinders, and bearings. The oil forms a protective film that reduces friction and wear, enhancing the compressor’s efficiency and lifespan.
2. Performance: Oil-lubricated compressors are known for their smooth and quiet operation. The oil lubrication helps reduce noise levels and vibration, resulting in a more comfortable working environment.
3. Maintenance: These compressors require regular oil changes and maintenance to ensure the proper functioning of the lubrication system. The oil filter may need replacement, and the oil level should be regularly checked and topped up.
4. Applications: Oil-lubricated compressors are commonly used in applications that demand high air quality and continuous operation, such as industrial settings, workshops, and manufacturing facilities.
Oil-Free Air Compressors:
1. Lubrication: Oil-free air compressors do not use oil for lubrication. Instead, they utilize alternative materials, such as specialized coatings, self-lubricating materials, or water-based lubricants, to reduce friction and wear.
2. Performance: Oil-free compressors generally have a higher airflow capacity, making them suitable for applications where a large volume of compressed air is required. However, they may produce slightly more noise and vibration compared to oil-lubricated compressors.
3. Maintenance: Oil-free compressors typically require less maintenance compared to oil-lubricated ones. They do not need regular oil changes or oil filter replacements. However, it is still important to perform routine maintenance tasks such as air filter cleaning or replacement.
4. Applications: Oil-free compressors are commonly used in applications where air quality is crucial, such as medical and dental facilities, laboratories, electronics manufacturing, and painting applications. They are also favored for portable and consumer-grade compressors.
When selecting between oil-lubricated and oil-free air compressors, consider the specific requirements of your application, including air quality, noise levels, maintenance needs, and expected usage. It’s important to follow the manufacturer’s recommendations for maintenance and lubrication to ensure the optimal performance and longevity of the air compressor.


editor by CX 2023-12-16