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China Hot selling AC Power 60Hz Hermetic Compressor for Automotive Air Con Refrigeration Caravan air compressor CHINAMFG freight

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FAQ

 

DC COMPRESSOR
Q: What’s the application of DC compressor?
A: DC12V/24V compressor is widely used in air conditioning of truck cabin, construction machinery cabin; DC72Vcompressor is widely used in air conditioning of electric car, DC 48V compressor is widely used in solar air conditioner, telecommunication shelter.
Q: How does your dc compressor work?
A: This is hermetic rotary BRUSHLESS dc compressor which must be drived by dc power through controller. Electricity to be saved in battery group as energy bank; Batteries drive air conditioner to run for cooling and heating.
Q: Does your compressor can replace traditional car compressor?
A: Yes, this dc 12v compressor can replace belt car compressor. But needed some change and the compressormust be mounted reasonable and properly, and we strongly suggest for separated 12 battery power.
Q: Which kind of fan motor you use?
A: we use 24v/48V DC brushless fan motors for both indoor and outdoor units of our solar air conditioners. DC brushless fan motors can greatly reduce energy consumption, and run with super low noise.
Q: Do you need inverter to make DC power to AC?
A: Inverter is NOT required for our solar air conditioners, because our solar air condtioners were 100% driven by24V DC power.
Q: What will happen when a battery is not enough power?
A: When the voltage of battery is lower than the limit,the AC system will be shut off automatically. After the batteryreach recover voltage, the AC system will re-start automatically.
Q: What will happen when a battery is not enough power?
A: When the voltage of battery is lower than the limit,the AC system will be shut off automatically. After the batteryreach recover voltage, the AC system will re-start automatically.
Q: Are you manufacturer?
A: Yes, we are professional manufacturer of rotary compressor in China for more than 12 years.
Q: Do you have the warranty?
A: We have 1 year warranty for manufacturers.
Q: Which customers do you cooperated with?
A: We have cooperated with many domestic and international manufacturers, like PREAIR,KINGTEC,HAIER,SANYO and DAYRELAX and so on.
Q: What are your payment terms?
A: T/T and UC are both OK

HQHD FAQ
Q: Why choose Horizontal condensing unit?
A: Horizontal condensing unit is more compact, providing more effective volume in the showcase.
Q: What’s type of compressor of the condensing unit? What’s the advantage compared to reciprocating compressors?
A: The compressor is rotary compressor. In the rotary type, noise and vibration is largely reduced compared with the reciprocating compressor. Therefore noise generated by the unit can be reduced. Horizontal design makes the condensing unit more compact
Q: Can we use this condensing unit frozen room -22°ºC?
A: Yes. The evaporating temperature of condensing unit is from -5 degree to -40 degrees. t can use in frozen room also cold storage room.
Q: Are you manufacturer?
A: Yes. We are professional manufacturer of rotary compressor and condensing units for more than 12 years.
Q: Do you have the warranty?
A: we have 1 year warranty for manufacturers.
Q: Which customers do you cooperated with?
A: We have cooperated with many domestic and international manufacturers, like PREAR, KINGTEC, HAIER,SANYO, and DAYRELAX and so on.
Q: What are your payment terms?
A: T/T and LC are both OK

QGD FAQ
Q: Why choose Horizontal compressor?
A: Horizontal compressor has low height, let the condensing unit more compact, providing more effective volume in the showcase.
Q: What’s the advantage compared to reciprocating compressors?
A: The compressor is rotary compressor. In the rotary type, noise and vibration is largely
reduced compared
with the reciprocating compressor. Therefore noise generated by the unit can be reduced. The effciency of rotary compressor is 20% higher than reciprocating compressors.
Q: Can we use this compressor frozen room -22’ºC?
A: Yes. The evaporating temperature of compressor is from -5 degree to -40 degrees. It can use in medium temperature also low temperature.
Q: Are you manufacturer?
A: Yes. We are professional manufacturer of rotary compressor and condensing units for more than 12 years.
Q: Do you have the warranty?
A: we have 1 year warranty for manufacturers.
Q: Which customers do you cooperated with?
A: We have cooperated with many domestic and international manufacturers, like PREAIR, KINGTEC,HAIER,SANYO, and DAYRELAX and so on.
Q: What are your payment terms?
A: T/T and LC are both OK.
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After-sales Service: Technical Support
Warranty: 12 Months, 12 Months
Installation Type: Stationary Type
Lubrication Style: Lubricated
Cylinder Position: Horizontal
Structure Type: Closed Type
Samples:
US$ 106/Piece
1 Piece(Min.Order)

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air compressor

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.

air compressor

How do you choose the right air compressor for woodworking?

Choosing the right air compressor for woodworking is essential to ensure efficient and effective operation of pneumatic tools and equipment. Here are some factors to consider when selecting an air compressor for woodworking:

1. Required Air Volume (CFM):

Determine the required air volume or cubic feet per minute (CFM) for your woodworking tools and equipment. Different tools have varying CFM requirements, so it is crucial to choose an air compressor that can deliver the required CFM to power your tools effectively. Make sure to consider the highest CFM requirement among the tools you’ll be using simultaneously.

2. Tank Size:

Consider the tank size of the air compressor. A larger tank allows for more stored air, which can be beneficial when using tools that require short bursts of high air volume. It helps maintain a consistent air supply and reduces the frequency of the compressor cycling on and off. However, if you have tools with continuous high CFM demands, a larger tank may not be as critical.

3. Maximum Pressure (PSI):

Check the maximum pressure (PSI) rating of the air compressor. Woodworking tools typically operate within a specific PSI range, so ensure that the compressor can provide the required pressure. It is advisable to choose an air compressor with a higher maximum PSI rating to accommodate any future tool upgrades or changes in your woodworking needs.

4. Noise Level:

Consider the noise level of the air compressor, especially if you’ll be using it in a residential or shared workspace. Some air compressors have noise-reducing features or are designed to operate quietly, making them more suitable for woodworking environments where noise control is important.

5. Portability:

Assess the portability requirements of your woodworking projects. If you need to move the air compressor frequently or work in different locations, a portable and lightweight compressor may be preferable. However, if the compressor will remain stationary in a workshop, a larger, stationary model might be more suitable.

6. Power Source:

Determine the power source available in your woodworking workspace. Air compressors can be powered by electricity or gasoline engines. If electricity is readily available, an electric compressor may be more convenient and cost-effective. Gasoline-powered compressors offer greater flexibility for remote or outdoor woodworking projects where electricity may not be accessible.

7. Quality and Reliability:

Choose an air compressor from a reputable manufacturer known for producing reliable and high-quality equipment. Read customer reviews and consider the warranty and after-sales support offered by the manufacturer to ensure long-term satisfaction and reliability.

8. Budget:

Consider your budget and balance it with the features and specifications required for your woodworking needs. While it’s important to invest in a reliable and suitable air compressor, there are options available at various price points to accommodate different budgets.

By considering these factors and evaluating your specific woodworking requirements, you can choose an air compressor that meets the demands of your tools, provides efficient performance, and enhances your woodworking experience.

air compressor

How is air pressure measured in air compressors?

Air pressure in air compressors is typically measured using one of two common units: pounds per square inch (PSI) or bar. Here’s a brief explanation of how air pressure is measured in air compressors:

1. Pounds per Square Inch (PSI): PSI is the most widely used unit of pressure measurement in air compressors, especially in North America. It represents the force exerted by one pound of force over an area of one square inch. Air pressure gauges on air compressors often display pressure readings in PSI, allowing users to monitor and adjust the pressure accordingly.

2. Bar: Bar is another unit of pressure commonly used in air compressors, particularly in Europe and many other parts of the world. It is a metric unit of pressure equal to 100,000 pascals (Pa). Air compressors may have pressure gauges that display readings in bar, providing an alternative measurement option for users in those regions.

To measure air pressure in an air compressor, a pressure gauge is typically installed on the compressor’s outlet or receiver tank. The gauge is designed to measure the force exerted by the compressed air and display the reading in the specified unit, such as PSI or bar.

It’s important to note that the air pressure indicated on the gauge represents the pressure at a specific point in the air compressor system, typically at the outlet or tank. The actual pressure experienced at the point of use may vary due to factors such as pressure drop in the air lines or restrictions caused by fittings and tools.

When using an air compressor, it is essential to set the pressure to the appropriate level required for the specific application. Different tools and equipment have different pressure requirements, and exceeding the recommended pressure can lead to damage or unsafe operation. Most air compressors allow users to adjust the pressure output using a pressure regulator or similar control mechanism.

Regular monitoring of the air pressure in an air compressor is crucial to ensure optimal performance, efficiency, and safe operation. By understanding the units of measurement and using pressure gauges appropriately, users can maintain the desired air pressure levels in their air compressor systems.

China Hot selling AC Power 60Hz Hermetic Compressor for Automotive Air Con Refrigeration Caravan   air compressor CHINAMFG freightChina Hot selling AC Power 60Hz Hermetic Compressor for Automotive Air Con Refrigeration Caravan   air compressor CHINAMFG freight
editor by CX 2023-12-22

China Custom 3HP R404A Dll-30X Air-Cooled CHINAMFG Semi Hermetic Compressor for Cold Room air compressor oil

Product Description

44HP CHINAMFG compressor model made in China  DLL-30X 

Model  DLL-30X
Voltage 220-240V D-3-50HZ
Rrigrant R404A
Weight 91Kg
Oil Charge 2L

CHINAMFG Semi-hermetic compressors, made in China branch factory.

1. Universally applicable 
One compressor version forR134A, R404A, R507A, R407c and R22. 
For air-conditioning 
For medium and low temperatureapplications. 

2. Large application range 
Low temperature refrigeration withR404A/R507A over a wide range without additional cooling possible; 
Varicool for low temperature refrigeration with R22. 

3. Identical compressors for HFC and HCFCrefrigerants, Different oil type only 
4. Energy efficient 
High cooling capacity and minimal energyrequirements throgh: 
Highly efficient working valves 
Minimal dead space 
Efficient, large volume motor 
5. Quiet and low vibration 
6. Robust 
7. Electronic compressor protection 
8. Efficient capacity control. 
9. We can supply more Bit-zer Semi-Hermetic Compressor models as below:

The advantage of the Bit-zer compressor:                              

Energy efficient

High-efficiency profile

Infinite or closely stepped capacity control

Optimum economiser operation

Universal   

R134a, R407C and R22 (R404A, R507A CHINAMFG request)

With and without economiser (ECO)

Flexible

Dual capacity control

Changeable between 4-stage and infinite capacity control-without retrofitting the compressor

Suction and discharge gas connections can be rotated in 90″ increments 

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After-sales Service: 1 Year
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Cylinder Arrangement: Duplex Arrangement
Cylinder Position: Angular
Customization:
Available

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air compressor

How are air compressors employed in the petrochemical industry?

Air compressors play a vital role in the petrochemical industry, where they are employed for various applications that require compressed air. The petrochemical industry encompasses the production of chemicals and products derived from petroleum and natural gas. Here’s an overview of how air compressors are utilized in the petrochemical industry:

1. Instrumentation and Control Systems:

Air compressors are used to power pneumatic instrumentation and control systems in petrochemical plants. These systems rely on compressed air to operate control valves, actuators, and other pneumatic devices that regulate processes such as flow control, pressure control, and temperature control. Compressed air provides a reliable and clean source of energy for these critical control mechanisms.

2. Pneumatic Tools and Equipment:

Petrochemical plants often utilize pneumatic tools and equipment for various tasks such as maintenance, repair, and construction activities. Air compressors supply the necessary compressed air to power these tools, including pneumatic drills, impact wrenches, grinders, sanders, and painting equipment. The versatility and convenience of compressed air make it an ideal energy source for a wide range of pneumatic tools used in the industry.

3. Process Air and Gas Supply:

Petrochemical processes often require a supply of compressed air and gases for specific applications. Air compressors are employed to generate compressed air for processes such as oxidation, combustion, and aeration. They may also be used to compress gases like nitrogen, hydrogen, and oxygen, which are utilized in various petrochemical reactions and treatment processes.

4. Cooling and Ventilation:

Petrochemical plants require adequate cooling and ventilation systems to maintain optimal operating conditions and ensure the safety of personnel. Air compressors are used to power cooling fans, blowers, and air circulation systems that help maintain the desired temperature, remove heat generated by equipment, and provide ventilation in critical areas.

5. Nitrogen Generation:

Nitrogen is widely used in the petrochemical industry for applications such as blanketing, purging, and inerting. Air compressors are utilized in nitrogen generation systems, where they compress atmospheric air, which is then passed through a nitrogen separation process to produce high-purity nitrogen gas. This nitrogen is used for various purposes, including preventing the formation of explosive mixtures, protecting sensitive equipment, and maintaining the integrity of stored products.

6. Instrument Air:

Instrument air is essential for operating pneumatic instruments, analyzers, and control devices throughout the petrochemical plant. Air compressors supply compressed air that is treated and conditioned to meet the stringent requirements of instrument air quality standards. Instrument air is used for tasks such as pneumatic conveying, pneumatic actuators, and calibration of instruments.

By employing air compressors in the petrochemical industry, operators can ensure reliable and efficient operation of pneumatic systems, power various tools and equipment, support critical processes, and maintain safe and controlled environments.

air compressor

Can air compressors be used for medical and dental applications?

Yes, air compressors can be used for various medical and dental applications. Compressed air is a reliable and versatile utility in healthcare settings, providing power for numerous devices and procedures. Here are some common applications of air compressors in medical and dental fields:

1. Dental Tools:

Air compressors power a wide range of dental tools and equipment, such as dental handpieces, air syringes, air scalers, and air abrasion devices. These tools rely on compressed air to generate the necessary force and airflow for effective dental procedures.

2. Medical Devices:

Compressed air is used in various medical devices and equipment. For example, ventilators and anesthesia machines utilize compressed air to deliver oxygen and other gases to patients. Nebulizers, used for respiratory treatments, also rely on compressed air to convert liquid medications into a fine mist for inhalation.

3. Laboratory Applications:

Air compressors are used in medical and dental laboratories for various purposes. They power laboratory instruments, such as air-driven centrifuges and sample preparation equipment. Compressed air is also used for pneumatic controls and automation systems in lab equipment.

4. Surgical Tools:

In surgical settings, compressed air is employed to power specialized surgical tools. High-speed air-driven surgical drills, saws, and bone-cutting instruments are commonly used in orthopedic and maxillofacial procedures. Compressed air ensures precise control and efficiency during surgical interventions.

5. Sterilization and Autoclaves:

Compressed air is essential for operating sterilization equipment and autoclaves. Autoclaves use steam generated by compressed air to sterilize medical instruments, equipment, and supplies. The pressurized steam provides effective disinfection and ensures compliance with rigorous hygiene standards.

6. Dental Air Compressors:

Specialized dental air compressors are designed specifically for dental applications. These compressors have features such as moisture separators, filters, and noise reduction mechanisms to meet the specific requirements of dental practices.

7. Air Quality Standards:

In medical and dental applications, maintaining air quality is crucial. Compressed air used in healthcare settings must meet specific purity standards. This often requires the use of air treatment systems, such as filters, dryers, and condensate management, to ensure the removal of contaminants and moisture.

8. Compliance and Regulations:

Medical and dental facilities must comply with applicable regulations and guidelines regarding the use of compressed air. These regulations may include requirements for air quality, maintenance and testing procedures, and documentation of system performance.

It is important to note that medical and dental applications have specific requirements and standards. Therefore, it is essential to choose air compressors and associated equipment that meet the necessary specifications and comply with industry regulations.

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 3HP R404A Dll-30X Air-Cooled CHINAMFG Semi Hermetic Compressor for Cold Room   air compressor oilChina Custom 3HP R404A Dll-30X Air-Cooled CHINAMFG Semi Hermetic Compressor for Cold Room   air compressor oil
editor by CX 2023-12-16