Product Description
Product Description
8bar 30HP Energy Saving Electric Variable Speed Air Screw Compressor
PM Variable Speed Screw Air Compressor
1.RKM Series adopts intelligent frequency conversion technology, energy saving up to 42%.
2. Excellent oil air separation performance, outlet oil content is less than 2 ppm.
3. World famous brand inverter with global warranty.
4. Super IE4 class, IP55 protection grade, 97% efficiency energy-saving PM motor. It is also equipped with independent cooling fan, ensure trouble-free in all weather conditions.
5. Double filtration system, remove impurities and particles in the suction air, longer life of the air end and lubricating oil.
6.Highly automated controller, suitable for variety hard environment conditions.
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Model |
RK30APM |
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Air capacity |
1.1~3.7m3/min |
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Max working pressure |
13 BAR |
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Air end |
CHINAMFG AB |
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Electric motor |
PM VSD IP55 IE4 380v/50hz/3ph |
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Direct |
drievn |
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Contactor |
Schneider/Siemens |
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PLC |
Plot touch screen MAM6080 |
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Inverter |
Inovance MD500 Series |
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Valves |
Restar(Xihu (West Lake) Dis.) |
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Air filter |
Donaldson |
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Oil filter |
MANN |
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Starting |
Frequency conversion start |
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Noise |
less than 69 dB(A) |
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Air outlet size |
G2″ |
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Dimension |
1350*850*1120mm |
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Weight |
430KG |
Product Parameters
Technical Parameters
| Intelligent PM VSD Screw Air Compressor | ||||||||
| Model | Air Delivery (m3/min) | Power (kW) |
Noise (dB) |
Outlet diameter |
Dimension (mm) | Weight (Kg) |
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| 8bar | 10bar | 13bar | L * W * H | |||||
| RK10APM | 0.5-1.2 | 0.4-1.0 | 0.3-0.7 | 7.5 | 63 | G3/4 | 900*650*860 | 190 |
| RK15APM | 0.6-1.7 | 0.5-1.6 | 0.4-1.0 | 11 | 65 | G3/4 | 1150*750*960 | 320 |
| RK20APM | 1.0-2.4 | 0.8-2.1 | 0.7-1.6 | 15 | 65 | G3/4 | 1150*750*960 | 340 |
| RK30APM | 1.5-3.7 | 1.3-3.2 | 1.1-2.8 | 22 | 68 | G1 | 1350*850*1120 | 430 |
| RK40APM | 2.0-5.0 | 1.6-3.9 | 1.4-3.4 | 30 | 68 | G1 | 1500*1000*1350 | 600 |
| RK50APM | 2.5-6.2 | 2.2-5.6 | 2.0-4.9 | 37 | 69 | G1 1/2 | 1500*1000*1350 | 650 |
| RK60APM | 3.0-7.3 | 2.4-6.0 | 2.3-5.9 | 45 | 70 | G1 1/2 | 1500*1000*1350 | 730 |
| RK75APM | 3.8-9.5 | 3.5-8.7 | 3.0-7.3 | 55 | 70 | G2 | 1700*1200*1550 | 950 |
| RK100APM | 5.1-12.8 | 4.5-11.3 | 3.7-9.2 | 75 | 72 | G2 | 1700*1200*1550 | 1050 |
| RK125APM | 6.2-15.5 | 5.4-13.6 | 5.0-12.5 | 90 | 72 | G2 | 2100*1400*1650 | 1420 |
| RK150APM | 7.8-19.6 | 7.1-17.8 | 6.2-15.5 | 110 | 72 | DN65 | 2500*1650*1900 | 2200 |
| RK175APM | 9.3-23.2 | 7.8-19.5 | 7.1-17.8 | 132 | 72 | DN65 | 2500*1650*1900 | 2400 |
| RK220APM | 11.1-27.8 | 9.2-23.0 | 8.0-20.0 | 160 | 72 | DN80 | 3000*1900*1950 | 3650 |
| RK250APM | 12.5-31.2 | 11.0-27.5 | 10.3-25.8 | 185 | 72 | DN80 | 3000*1900*1950 | 3950 |
| RK275APM | 13.6-34.0 | 12.2-30.5 | 11.2-28.0 | 200 | 76 | DN80 | 3000*1900*1950 | 4200 |
| RK300APM | 14.0-35.0 | 12.8-32.0 | 12.0-30.0 | 220 | 76 | DN100 | 3600*2200*2200 | 4600 |
| RK350APM | 16.6-41.5 | 15.2-38.0 | 14.0-34.9 | 250 | 76 | DN100 | 3600*2200*2200 | 5900 |
| RK375APM | 20.2-50.6 | 18.4-46.0 | 16.6-41.5 | 280 | 82 | DN100 | 3600*2200*2200 | 6000 |
| RK420APM | 22.2-55.9 | 20.0-50.1 | 16.8-42.0 | 315 | 82 | DN125 | 4600*2300*2430 | 7800 |
| RK420WPM | 22.2-55.9 | 20.0-50.1 | 16.8-42.0 | 315 | 82 | DN125 | 4200*2300*2430 | 7500 |
| RK475APM | 26.0-65.4 | 22.0-55.1 | 18.4-46.0 | 355 | 85 | DN125 | 4600*2300*2430 | 8200 |
| RK475WPM | 26.0-65.4 | 22.0-55.1 | 18.4-46.0 | 355 | 82 | DN125 | 4200*2300*2430 | 7900 |
Application industry
Successful cases
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)
Company Profile
ZheJiang CHINAMFG Machinery Co., Ltd. was established in 2003 and has18 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.
CHINAMFG 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.
FAQ
Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of HangZhou,ZheJiang ,China. More than 18 years of experience in air compressor manufacturing.
Q2. How long is the delivery time ?
A: For standard voltage ,15 working days. Non-standard ,please contact our sales.
Q3. What’s payment term ?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.
Q4. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas service.
3.CHINAMFG agents and after service avaiable.arrange our engineers to help you training and installation.
Q5. How about your warranty?
A: One year for the whole machine and 2 years for screw air end, except consumable spare parts.
Q6. Do you have any certificate ?
A: Yes, per different customer’s market need ,we can offer CE ,ISO etc certificate.
Q7. What about the maintenance ?
A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.
Q8. How do you control quality ?
A: 1. The raw materials are strictly inspected
2. Some key parts are imported from overseas
3. Each compressor must pass at least 5 hours of continuous testing before leaving the factory.
Q9. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.
Q10.How long could your air compressor be used?
A: Generally, more than 10 years.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Online Support |
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| Warranty: | 24month |
| Lubrication Style: | Lubricated |
| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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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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What is the role of air compressors in power generation?
Air compressors play a significant role in power generation, supporting various operations and equipment within the industry. Here are some key roles of air compressors in power generation:
1. Combustion Air Supply:
Air compressors are used to supply compressed air for the combustion process in power generation. In fossil fuel power plants, such as coal-fired or natural gas power plants, compressed air is required to deliver a steady flow of air to the burners. The compressed air helps in the efficient combustion of fuel, enhancing the overall performance and energy output of the power plant.
2. Instrumentation and Control:
Air compressors are utilized for instrumentation and control systems in power generation facilities. Compressed air is used to operate pneumatic control valves, actuators, and other pneumatic devices that regulate the flow of steam, water, and gases within the power plant. The reliable and precise control provided by compressed air ensures efficient and safe operation of various processes and equipment.
3. Cooling and Ventilation:
In power generation, air compressors are involved in cooling and ventilation applications. Compressed air is used to drive air-operated cooling fans and blowers, providing adequate airflow for cooling critical components such as generators, transformers, and power electronics. The compressed air also assists in maintaining proper ventilation in control rooms, substations, and other enclosed spaces, helping to dissipate heat and ensure a comfortable working environment.
4. Cleaning and Maintenance:
Air compressors are employed for cleaning and maintenance tasks in power generation facilities. Compressed air is utilized to blow away dust, dirt, and debris from equipment, machinery, and electrical panels. It helps in maintaining the cleanliness and optimal performance of various components, reducing the risk of equipment failure and improving overall reliability.
5. Pneumatic Tools and Equipment:
In power generation plants, air compressors provide the necessary compressed air for operating pneumatic tools and equipment. These tools include impact wrenches, pneumatic drills, grinders, and sandblasting equipment, which are utilized for installation, maintenance, and repair tasks. The high-pressure air generated by compressors enables efficient and reliable operation of these tools, enhancing productivity and reducing manual effort.
6. Nitrogen Generation:
Sometimes, air compressors are used in power generation for nitrogen generation. Compressed air is passed through a nitrogen generator system, which separates nitrogen from other components of air, producing a high-purity nitrogen gas stream. Nitrogen is commonly used in power plant applications, such as purging systems, blanketing in transformers, and generator cooling, due to its inert properties and low moisture content.
7. Start-up and Emergency Systems:
Air compressors are an integral part of start-up and emergency systems in power generation. Compressed air is utilized to power pneumatic starters for gas turbines, providing the initial rotation needed to start the turbine. In emergency situations, compressed air is also used to actuate emergency shutdown valves, safety systems, and fire suppression equipment, ensuring the safe operation and protection of the power plant.
Overall, air compressors contribute to the efficient and reliable operation of power generation facilities, supporting combustion processes, control systems, cooling, cleaning, and various other applications critical to the power generation industry.
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How are air compressors used in refrigeration and HVAC systems?
Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:
1. Refrigerant Compression:
In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.
2. Refrigeration Cycle:
The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.
3. HVAC Cooling and Heating:
In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.
4. Air Conditioning:
Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.
5. Compressor Types:
Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.
6. Energy Efficiency:
Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.
By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.
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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 2024-05-22
China manufacturer Industrial Energy Saving High Pressure Electric Air Compressor air compressor for sale
Product Description
CHINAMFG KHP Series 2-stage Oil-injected rotary screw air compressors provide a reliable air supply of up to 18~25 bar for high-pressure applications in the toughest working conditions, for example Bottle blowing (PET), Pharmaceutical industry, Food industry, Rubber tire manufacturing, Hydropower, Well drilling, Military, Biological and Chemical industry and many more applications.
Features
• High reliability (heavy duty)
• More economic maintenance
• Energy saving (with inverter)
• Low noise level
• Low vibration level
• Easy installation
• Big operational saving in comparison to all other systems
ADEKOM (ASIA PACIFIC) LIMITED founded in the late 90’s is a specialized air/gas compressors and treatment system manufacturer with headquarter in Hong Kong. Its partners located in Vicenza, Italy and Germering, Germany are the world’s leading manufacturers with global recognition and experience in designing, manufacturing and marketing of rotary screw air/gas compressors for decades. QUALITY, RELIABILITY and ENERGY EFFICIENCY have been the main objectives of serving customers all over the world. CHINAMFG follows the company core of its European partners, is committed to the research & development, quality assurance and satisfaction of customers’ needs. Today, what CHINAMFG can do is not just to supply the best products to the market, but to provide THE TOTAL SOLUTION TO YOUR NEEDS!
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Lubrication Style: | Lubricated |
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| Cooling System: | Air Cooling |
| Cylinder Position: | Angular |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Type: | Twin-Screw Compressor |
| Customization: |
Available
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Can air compressors be used for cleaning and blowing dust?
Yes, air compressors can be effectively used for cleaning and blowing dust in various applications. Here’s how air compressors are utilized for these purposes:
1. Cleaning Machinery and Equipment:
Air compressors are commonly used for cleaning machinery and equipment in industries such as manufacturing, automotive, and construction. Compressed air is directed through a nozzle or blowgun attachment to blow away dust, debris, and other contaminants from surfaces, crevices, and hard-to-reach areas. The high-pressure air effectively dislodges and removes accumulated dust, helping to maintain equipment performance and cleanliness.
2. Dusting Surfaces:
Air compressors are also employed for dusting surfaces in various settings, including homes, offices, and workshops. The compressed air can be used to blow dust off furniture, shelves, electronic equipment, and other objects. It provides a quick and efficient method of dusting, especially for intricate or delicate items where traditional dusting methods may be challenging.
3. Cleaning HVAC Systems:
Air compressors are utilized for cleaning HVAC (Heating, Ventilation, and Air Conditioning) systems. The compressed air can be used to blow dust, dirt, and debris from air ducts, vents, and cooling coils. This helps improve the efficiency and air quality of HVAC systems, preventing the buildup of contaminants that can affect indoor air quality.
4. Blowing Dust in Workshops:
In workshops and garages, air compressors are often used to blow dust and debris from workbenches, power tools, and work areas. Compressed air is directed to blow away loose particles and maintain a clean and safe work environment. This is particularly useful in woodworking, metalworking, and other trades where dust and debris can accumulate during the manufacturing or fabrication processes.
5. Cleaning Electronics and Computer Equipment:
Air compressors are employed for cleaning electronics and computer equipment. The compressed air is used to blow dust and debris from keyboards, computer cases, circuit boards, and other electronic components. It helps in preventing overheating and maintaining the proper functioning of sensitive electronic devices.
6. Industrial Cleaning Applications:
Air compressors find extensive use in industrial cleaning applications. They are employed in industrial settings, such as factories and warehouses, for cleaning large surfaces, production lines, and equipment. Compressed air is directed through specialized cleaning attachments or air-operated cleaning systems to remove dust, dirt, and contaminants efficiently.
When using air compressors for cleaning and blowing dust, it is important to follow safety precautions and guidelines. The high-pressure air can cause injury if directed towards the body or sensitive equipment. It is advisable to wear appropriate personal protective equipment, such as safety glasses and gloves, and ensure that the air pressure is regulated to prevent excessive force.
Overall, air compressors provide a versatile and effective solution for cleaning and blowing dust in various applications, offering a convenient alternative to traditional cleaning methods.
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What safety precautions should be taken when working with compressed air?
Working with compressed air requires adherence to certain safety precautions to prevent accidents and ensure the well-being of individuals involved. Here are some important safety measures to consider:
1. Personal Protective Equipment (PPE):
Wear appropriate PPE, including safety goggles or a face shield to protect eyes from flying debris or particles, hearing protection to reduce noise exposure, and gloves to safeguard hands from potential hazards.
2. Compressed Air Storage:
Avoid storing compressed air in containers that are not designed for this purpose, such as soda bottles or makeshift containers. Use approved and properly labeled air storage tanks or cylinders that can handle the pressure and are regularly inspected and maintained.
3. Pressure Regulation:
Ensure that the air pressure is regulated to a safe level suitable for the equipment and tools being used. High-pressure air streams can cause serious injuries, so it is important to follow the manufacturer’s recommendations and never exceed the maximum allowable pressure.
4. Air Hose Inspection:
Regularly inspect air hoses for signs of damage, such as cuts, abrasions, or leaks. Replace damaged hoses immediately to prevent potential accidents or loss of pressure.
5. Air Blowguns:
Exercise caution when using air blowguns. Never direct compressed air towards yourself or others, as it can cause eye injuries, hearing damage, or dislodge particles that may be harmful if inhaled. Always point blowguns away from people or any sensitive equipment or materials.
6. Air Tool Safety:
Follow proper operating procedures for pneumatic tools. Ensure that tools are in good working condition, and inspect them before each use. Use the appropriate accessories, such as safety guards or shields, to prevent accidental contact with moving parts.
7. Air Compressor Maintenance:
Maintain air compressors according to the manufacturer’s guidelines. Regularly check for leaks, clean or replace filters, and drain moisture from the system. Proper maintenance ensures the safe and efficient operation of the compressor.
8. Training and Education:
Provide adequate training and education to individuals working with compressed air. Ensure they understand the potential hazards, safe operating procedures, and emergency protocols. Encourage open communication regarding safety concerns and implement a culture of safety in the workplace.
9. Lockout/Tagout:
When performing maintenance or repairs on compressed air systems, follow lockout/tagout procedures to isolate the equipment from energy sources and prevent accidental startup. This ensures the safety of the individuals working on the system.
10. Proper Ventilation:
Ensure proper ventilation in enclosed areas where compressed air is used. Compressed air can displace oxygen, leading to a potential risk of asphyxiation. Adequate ventilation helps maintain a safe breathing environment.
By adhering to these safety precautions, individuals can minimize the risks associated with working with compressed air and create a safer work environment.
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What are the key components of an air compressor system?
An air compressor system consists of several key components that work together to generate and deliver compressed air. Here are the essential components:
1. Compressor Pump: The compressor pump is the heart of the air compressor system. It draws in ambient air and compresses it to a higher pressure. The pump can be reciprocating (piston-driven) or rotary (screw, vane, or scroll-driven) based on the compressor type.
2. Electric Motor or Engine: The electric motor or engine is responsible for driving the compressor pump. It provides the power necessary to operate the pump and compress the air. The motor or engine’s size and power rating depend on the compressor’s capacity and intended application.
3. Air Intake: The air intake is the opening or inlet through which ambient air enters the compressor system. It is equipped with filters to remove dust, debris, and contaminants from the incoming air, ensuring clean air supply and protecting the compressor components.
4. Compression Chamber: The compression chamber is where the actual compression of air takes place. In reciprocating compressors, it consists of cylinders, pistons, valves, and connecting rods. In rotary compressors, it comprises intermeshing screws, vanes, or scrolls that compress the air as they rotate.
5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air. It acts as a buffer, allowing for a steady supply of compressed air during peak demand periods and reducing pressure fluctuations. The tank also helps separate moisture from the compressed air, allowing it to condense and be drained out.
6. Pressure Relief Valve: The pressure relief valve is a safety device that protects the compressor system from over-pressurization. It automatically releases excess pressure if it exceeds a predetermined limit, preventing damage to the system and ensuring safe operation.
7. Pressure Switch: The pressure switch is an electrical component that controls the operation of the compressor motor. It monitors the pressure in the system and automatically starts or stops the motor based on pre-set pressure levels. This helps maintain the desired pressure range in the receiver tank.
8. Regulator: The 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, ensuring a consistent and safe supply of compressed air.
9. Air Outlet and Distribution System: The air outlet is the point where the compressed air is delivered from the compressor system. It is connected to a distribution system comprising pipes, hoses, fittings, and valves that carry the compressed air to the desired application points or tools.
10. Filters, Dryers, and Lubricators: Depending on the application and air quality requirements, additional components such as filters, dryers, and lubricators may be included in the system. Filters remove contaminants, dryers remove moisture from the compressed air, and lubricators provide lubrication to pneumatic tools and equipment.
These are the key components of an air compressor system. Each component plays a crucial role in the generation, storage, and delivery of compressed air for various industrial, commercial, and personal applications.


editor by CX 2024-05-16
China high quality VSD Compressors 100HP 75kw Energy Saving Silent Pm Motor Variable Frequency Rotary Screw Air Compressor air compressor lowes
Product Description
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Permanent-Magnet Variable Frequency Screw Compressor |
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♦ Intelligent Touch-Screen Design |
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♦ Direct-driven |
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♦ Air Cooling |
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♦ Oil Filter |
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♦ Air Filter |
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♦ Stainless Steel |
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♦ Piping Design |
Product features
One shaft-type structure
1. Permanent magnet motor and air-end use the embedded integrated Shaft connecting structure, more compact, 100% transmission Efficiency.
2. No motor bearings, eliminating the motor bearing fault points. Different speeds, permanent magnet
motor with high efficiency, Remarkable energy-saving effect
1. At the rated speed point, permanent magnet motor efficiency is higher Than ordinary motors.
2. Under low motor speed, a permanent magnet motor can still keep high Motor efficiency. If the gas consumption is less, it still keeps extremely High efficiency. Compared with common frequency conversion
3: Motor, the motor efficiency appears obvious gap and the air Compressor has effective energy saving
It has an integrated structure, configuration of high-efficiency Permanent magnet motor, small size, saving space, and easy disassembly. Deploying an efficient permanent magnet variable frequency controller, it Small volume, low noise Can change the speed of the permanent magnet motor according to The exhaust volume, it will achieve lower operation noise than ordinary Ones.
4. Permanent magnet motor has high-performance NdFeB permanent Magnet, 120 º C without loss of excitation, and service life of over 15 Years.
5. Stator coil adopts special inverter corona resistant enameled wire. Insulation performance and longer service life.
6. Realizing soft start, the motor current will not exceed the full load Current during operation, and greatly reduce the impact on network Equipment, with no damage to electrical equipment.OSG-EZV series permanent magnet compressor Stable operation.
Energy-saving advantages:
a. Permanent magnet motor has high-performance NdFeB permanent Magnet, 120 º C without loss of excitation, and service life of over 15 Years.
b. Stator coil adopts special inverter corona resistant enameled wire. Insulation performance and longer service life.
c. Realizing soft start, the motor current will not exceed the full load Current during operation, and greatly reduce the impact on network Equipment, no damage to electrical equipment.OSG-EZV series permanent magnet compressor
Energy-saving advantages:
Condition energy saving
1: The permanent magnet motor remains high efficiency at low speeds, ensuring Obvious energy-saving advantages in small air volumes.
2: Frequency range from 0%-100% (common conversion from 60%-100%)
3: Compared with the fixed speed compressor, energy saving 22%-40%
4: Compared with the common inverter compressor, energy saving 5%-15%
5: System volume fluctuations larger, then energy-saving effect more obvious.
6: Energy saving system of unloading (inverter):
According to the stationary air compressors in gas consumption fluctuation, it has the unloading time, then the air compressor idling but also need 45% of the Electricity, but the permanent-magnet frequency air compressor will control for Inverter, no unloading and no waste. If the air compressor units become larger,
Energy saves more. Save the wasted electric energy by pressure control bandwidth (energy saving):
The fixed compressor must set a minimum control pressure for the 1Barg band (i. E. Air Compressor limits) to avoid the impact on the unit and the power grid. Several Machines must use together with a pressure gradient, more wide pressure, while the OSG permanent-magnet variable-frequency Air compressor series is inverter control, Unlimited stop, no need to set pressure, but a pressure point on the line. With the pressure Of each 0.14Barg bandwidth, the system can save energy by 1%.
Energy saving startup (inverter):
The Air compressor’s starting current is 3-6 times the rated current, the frequent Start will waste a lot of energy, and the frequency conversion type has no frequent Starting and stopping, but a soft start. The maximum current does not exceed the rated working current, no energy waste. At the same time also greatly reduce the impact on network equipment, and no damage to electrical equipment OSG company has obtained a compressor production license(certificate NO: XK06-571-0571), has obtained a quality system certificate, and a general machinery certificate. Product design, Manufacturing processes are strict in accordance with ISO9001: 2008 quality system standards
Permanent magnet motor
Synchronous motor with permanent magnet and frequency
converter without any bearing, elastic coupling, or sealing washer.
Eliminate wear, leakage, and replacement.
Variable speed drive
Variable capacity, controlled cost.
The life cycle cost of the compressor can be reduced by 22% on
average.
State-of-the-art screw components
The material of the rotor is special steel.
Advanced wear-resistant bearings.
The rotating screw comes standard with oversized to achieve the
highest efficiency.
Intelligent controller
Increased reliability: durable keyboard, user-friendly, multilingual
user interface.
Improved ease of use: an intuitive navigation system with main
operation conditions include warning indications, maintenance
scheduling etc.
ZheJiang CHINAMFG Gas Compressor Manufacturing Co.,Ltd. founded in 2005, is a leading high technology of machine and equipment manufacturer integrating the design, R&D, production, sales and service for air compressors & Mining Equipment. Adopting advanced technology, design concept and quality control, and we are able to provide customized products to meet customers’ OEM needs.
Our company has more than 520 employees, including 86 senior technicians and professional engineers. Our technical team provides our customers with professional air system solutions. With the total 15000 square meters of the facility, 4 modern advanced production lines are built up to ensure production capacity to meet customer requirements.
Our company has been awarded the honorary title of “ZheJiang high-tech enterprise” and our products enjoy high honors in the industry. Our company has the ISO9001 certification and was awarded the qualification certificate of equipment through military contracts in 2018.
We offer the following products and services:
1. Screw air compressor
1.1 Oil-free screw air compressor
1.2 Oil-injected air compressor
2. Reciprocating piston air compressor
2.1 Piston air compressor
2.2 Oil-free piston air compressor
2.3 Piston medium & high-pressure air compressor
3. Portable air compressor & Mining Equipment
3.1 Diesel or Electric portable screw air compressor
3.2 Air Pick, Rock Drill, DTH Drilling Rig, Crawler Drilling Rig
4. Air compressor accessories
4.1 CHINAMFG or Adsorption compressed air drier
4.2 Compressed air filter or tank
4.3 Lubrication oil
We have a complete system of after-sales service and quality assurance. The company’s material purchase, inspection, manufacturing, installation, and testing are strictly in accordance with the ISO procedures. which will ensure each compressor has reliable quality and has a complete record to trace if needed.
Q: Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
Q: How can we start ordering with your factory?
A: First, leave us an inquiry and advise which item you’re interested in, and then we will contact you within 24 hours. You’re so kind if provide all the detailed information, will be better for us to know exactly what you need.
Q: What is your MOQ?
A: Different products have different MOQs, most are 1 set.
Q: What are your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages.
Q: How about your delivery time?
A: Generally, it will take 90 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q: Do you have a trading company or a real factory?
A: We are a 100% factory; we are located in ZheJiang city, China.
| After-sales Service: | Online Support |
|---|---|
| Warranty: | 1 Years |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Structure Type: | Closed Type |
| Samples: |
US$ 1500/Piece
1 Piece(Min.Order) | |
|---|
| 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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How do you maintain proper air quality in compressed air systems?
Maintaining proper air quality in compressed air systems is essential to ensure the reliability and performance of pneumatic equipment and the safety of downstream processes. Here are some key steps to maintain air quality:
1. Air Filtration:
Install appropriate air filters in the compressed air system to remove contaminants such as dust, dirt, oil, and water. Filters are typically placed at various points in the system, including the compressor intake, aftercoolers, and before point-of-use applications. Regularly inspect and replace filters to ensure their effectiveness.
2. Moisture Control:
Excessive moisture in compressed air can cause corrosion, equipment malfunction, and compromised product quality. Use moisture separators or dryers to remove moisture from the compressed air. Refrigerated dryers, desiccant dryers, or membrane dryers are commonly employed to achieve the desired level of dryness.
3. Oil Removal:
If the compressed air system utilizes oil-lubricated compressors, it is essential to incorporate proper oil removal mechanisms. This can include coalescing filters or adsorption filters to remove oil aerosols and vapors from the air. Oil-free compressors eliminate the need for oil removal.
4. Regular Maintenance:
Perform routine maintenance on the compressed air system, including inspections, cleaning, and servicing of equipment. This helps identify and address any potential issues that may affect air quality, such as leaks, clogged filters, or malfunctioning dryers.
5. Air Receiver Tank Maintenance:
Regularly drain and clean the air receiver tank to remove accumulated contaminants, including water and debris. Proper maintenance of the tank helps prevent contamination from being introduced into the compressed air system.
6. Air Quality Testing:
Periodically test the quality of the compressed air using appropriate instruments and methods. This can include measuring particle concentration, oil content, dew point, and microbial contamination. Air quality testing provides valuable information about the effectiveness of the filtration and drying processes and helps ensure compliance with industry standards.
7. Education and Training:
Educate personnel working with compressed air systems about the importance of air quality and the proper procedures for maintaining it. Provide training on the use and maintenance of filtration and drying equipment, as well as awareness of potential contaminants and their impact on downstream processes.
8. Documentation and Record-Keeping:
Maintain accurate records of maintenance activities, including filter replacements, drying system performance, and air quality test results. Documentation helps track the system’s performance over time and provides a reference for troubleshooting or compliance purposes.
By implementing these practices, compressed air systems can maintain proper air quality, minimize equipment damage, and ensure the integrity of processes that rely on compressed air.
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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.


editor by CX 2023-12-02
China Good quality Direct Driven Portable Industrial Oilless Rotary Screw Air Compressor Energy Saving High Efficiency Compressor with Air Dryer and Tank (ISO&CE) supplier
Product Description
| Model | LGPM-10HP | LGPM-15HP | LGPM-20HP | LGPM-30HP | LGPM-50HP | LGPM-60HP |
| Motor Power(KW) | 7.5 | 11 | 15 | 22 | 37 | 45 |
| Capacity/Pressure (m3/min/MPa) |
1.2/0.7 | 1.71/0.7 | 2.3/0.7 | 3.8/0.7 | 6.4/0.7 | 8.5/0.7 |
| 1.1/0.8 | 1.65/0.8 | 2.25/0.8 | 3.6/0.8 | 6.2/0.8 | 8.0/0.8 | |
| 0.9/1.0 | 1.32/1.0 | 1.8/1.0 | 3.0/1.0 | 5.6/1.0 | 7.5/1.0 | |
| 0.8/1.2 | 1.1/1.2 | 1.6/1.2 | 2.6/1.2 | 5.0/1.2 | 7.0/1.2 | |
| LubricLGPMing oil(L) | 12 | 16 | 16 | 22 | 26 | 26 |
| Noise db(A) | 60-70±2 | 60-70±2 | 60-70±2 | 60-70±2 | 60-70±2 | 60-70±2 |
| Length(mm) | 780 | 1050 | 1050 | 1300 | 1470 | 1460 |
| Width(mm) | 600 | 700 | 700 | 850 | 1000 | 1000 |
| Height(mm) | 1571 | 1150 | 1150 | 1100 | 1380 | 1380 |
| Weight(Kg) | 215 | 335 | 335 | 465 | 630 | 825 |
| Model | LGPM-75HP | LGPM-100HP | LGPM-125HP | LGPM-150HP | LGPM-175HP | LGPM-200HP |
| Motor Power(KW) | 55 | 75 | 90 | 110 | 132 | 160 |
| Capacity/Pressure (m3/min/MPa) |
10.5/0.7 | 13.2/0.7 | 16.2/0.7 | 21.0/0.7 | 24.6/0.7 | 31.0/0.7 |
| 10.0/0.8 | 13.0/0.8 | 15.8/0.8 | 20.0/0.8 | 23.0/0.8 | 30.0/0.8 | |
| 8.5/1.0 | 10.9/1.0 | 14.0/1.0 | 18.0/1.0 | 21.0/1.0 | 26.0/1.0 | |
| 7.6/1.2 | 9.8/1.2 | 12.8/1.2 | 16.0/1.2 | 18.8/1.2 | 22.0/1.2 | |
| LubricLGPMing oil(L) | 54 | 54 | 72 | 90 | 90 | 90 |
| Noise db(A) | 70-76±2 | 70-76±2 | 70-76±2 | 70-76±2 | 70-76±2 | 70-76±2 |
| Length(mm) | 1900 | 1900 | 1900 | 2571 | 2571 | 2360 |
| Width(mm) | 1250 | 1250 | 1250 | 1590 | 1590 | 1610 |
| Height(mm) | 1600 | 1600 | 1600 | 1810 | 1810 | 1860 |
| Weight(Kg) | 1130 | 1230 | 1325 | 1520 | 1710 | 185 |
ZheJiang Compressor Import & Export Co.,Ltd. is located in the logistics capital of China, 1 of the important
birthplaces of Chinese civilization-HangZhou, ZheJiang Province.
With professinal manufacturing experience and first -class comprehensive scientific and technological strength of the talent team, as the energy-saving compressor system leader and remowed in the industry.
We specializes in R & D and sales of power frequency ,permanent magnet frequency conversion ,two -stage compressor permanent magnet frequency conversion ,low -voltage and mobile screw air compressor . With a deep industry background , 1 step ahead ambition .
With the professional enthusiasm for screw air compressor , team innovation , to meat the challenges of enterprise’s
own determination and the rigorous attitude of excellence,products are strictly in accordance with IOS 9001 international quality procedures,to provide customers with energy -saving and reliable products .
We warmly welcomes people from all around the world to visit the company to guide the establishment of a wide range of business contacts and cooperation .
Choosing ZheJiang Compressor Import & Export Co.,Ltd.is to choose quality and service ,choose culture and taste ,choose a permanent and trustworthy partner !
RFQ:
Q1: Are you factory or trade company?
A1: We are factory. Please check Our Company Profile.
Q2: What the exactly address of your factory?
A2: Xihu (West Lake) Dis. Innovation Park, Zaoyuan Town, HangZhou, ZheJiang , China
Q3: Warranty terms of your machine?
A3: 18 months warranty for the machine,technical support according to your needs.
Q4: Will you provide some spare parts of the machines?
A4: Yes.
Q5: How long will you take to arrange production?
A5: Deliver standard goods within 30days, Other customized goods is TBD.
Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome.
| Lubrication Style: | Oil-less |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Horizontal |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| 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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Can air compressors be used for inflating tires and sporting equipment?
Yes, air compressors can be used for inflating tires and sporting equipment, providing a convenient and efficient method for achieving the desired air pressure. Here’s how air compressors are used for these purposes:
1. Tire Inflation:
Air compressors are commonly used for inflating vehicle tires, including car tires, motorcycle tires, bicycle tires, and even larger truck or trailer tires. Air compressors provide a continuous source of pressurized air, allowing for quick and accurate inflation. They are often used in automotive repair shops, gas stations, and by individuals who regularly need to inflate tires.
2. Sporting Equipment Inflation:
Air compressors are also useful for inflating various types of sporting equipment. This includes inflatable balls such as soccer balls, basketballs, footballs, and volleyballs. Additionally, air compressors can be used to inflate inflatable water toys, air mattresses, inflatable kayaks, and other recreational items that require air for proper inflation.
3. Air Tools for Inflation:
Air compressors can power air tools specifically designed for inflation purposes. These tools, known as inflators or air blow guns, provide controlled airflow for inflating tires and sporting equipment. They often have built-in pressure gauges and nozzles designed to fit different types of valves, making them versatile and suitable for various inflation tasks.
4. Adjustable Pressure:
One advantage of using air compressors for inflation is the ability to adjust the pressure. Most air compressors allow users to set the desired pressure level using a pressure regulator or control knob. This feature ensures that tires and sporting equipment are inflated to the recommended pressure, promoting optimal performance and safety.
5. Efficiency and Speed:
Air compressors provide a faster and more efficient inflation method compared to manual pumps. The continuous supply of compressed air allows for quick inflation, reducing the time and effort required to inflate tires and sporting equipment manually.
6. Portable Air Compressors:
For inflating tires and sporting equipment on the go, portable air compressors are available. These compact and lightweight compressors can be easily carried in vehicles or taken to sports events and outdoor activities, ensuring convenient access to a reliable air supply.
It is important to note that when using air compressors for inflating tires, it is recommended to follow manufacturer guidelines and proper inflation techniques to ensure safety and avoid overinflation.
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Can air compressors be used for automotive applications?
Yes, air compressors can be used for various automotive applications and are commonly found in automotive repair shops, garages, and even in some vehicles. Here are some automotive applications where air compressors are frequently utilized:
1. Tire Inflation: Air compressors are commonly used to inflate tires in automotive applications. They provide a convenient and efficient way to inflate tires to the recommended pressure, ensuring optimal tire performance, fuel efficiency, and safety.
2. Air Tools: Air compressors power a wide range of pneumatic tools used in automotive repair and maintenance. These tools include impact wrenches, ratchet wrenches, air hammers, pneumatic drills, and sanders. Air-powered tools are favored for their high torque and power-to-weight ratio, making them suitable for heavy-duty automotive tasks.
3. Spray Painting: Air compressors are commonly used in automotive painting applications. They power airbrushes and spray guns that are used to apply paint, primer, and clear coats. Air compressors provide the necessary air pressure to atomize the paint and deliver a smooth and even finish.
4. Brake System Maintenance: Air compressors play a crucial role in maintaining and diagnosing automotive brake systems. They are used to pressurize the brake lines, allowing for proper bleeding of the system and detection of leaks or faults.
5. Suspension Systems: Some automotive suspension systems, such as air suspensions, rely on air compressors to maintain the desired air pressure in the suspension components. The compressor inflates or deflates the suspension as needed to provide a comfortable ride and optimal handling.
6. Cleaning and Dusting: Air compressors are used for cleaning automotive parts, blowing away dust and debris, and drying surfaces. They provide a high-pressure stream of air that effectively cleans hard-to-reach areas.
7. Air Conditioning Systems: Air compressors are a key component in automotive air conditioning systems. They compress and circulate refrigerant, allowing the system to cool and dehumidify the air inside the vehicle.
When using air compressors for automotive applications, it’s important to consider the specific requirements of the task at hand. Ensure that the air compressor has the necessary pressure and capacity to meet the demands of the application. Additionally, use appropriate air hoses, fittings, and tools that are compatible with the compressor’s output.
Overall, air compressors are versatile and valuable tools in the automotive industry, providing efficient power sources for a wide range of applications, from tire inflation to powering pneumatic tools and supporting various automotive systems.


editor by CX 2023-11-10
China wholesaler Energy Saving Variable Frequency 22kw Industrial Screw Air Compressor Price air compressor price
Product Description
Product Description
Product Name:Direct Driven Energy Saving PM VSD Screw Air Compressor
Power: 11KW 15HP
Pressure: 8bar
Air Flow: 1.7m3/min
Motor: Permanent Magent IP23 motor
Air End: CHINAMFG Brand
Noise: 70±2dBA
Size: 1120*750*980mm
Weight: 290kg
Detailed Photos
Product Parameters
| Model | Pressure | Air Flow | Power | Noise | Air Outlet Size | Weight | Dimensions |
| GTA-5.5PM | 8bar/116psi | 0.6m3/min | 4kw/5.5hp | 63 | G 3/4 | 110 | 900*600*850 |
| GTA-7.5PM | 8bar/116psi | 0.85m3/min | 5.5kw/7.5hp | 68 | G 3/4 | 120 | 900*600*850 |
| GTA-10PM | 8bar/116psi | 1.1m3/min | 7.5kw/10hp | 68 | G 3/4 | 120 | 900*600*850 |
| GTA-15PM | 8bar/116psi | 1.8m3/min | 11kw/15hp | 70 | G 1 | 200 | 1000*700*1000 |
| GTA-20PM | 8bar/116psi | 2.3m3/min | 15kw/20hp | 70 | G 1 | 200 | 1000*700*1000 |
| GTA-25PM | 8bar/116psi | 2.9m3/min | 18.5kw/25hp | 72 | G 1 | 300 | 1300*790*1150 |
| GTA-30PM | 8bar/116psi | 3.3m3/min | 22kw/30hp | 72 | G 1 | 300 | 1300*790*1150 |
| GTA-40PM | 8bar/116psi | 4.7m3/min | 30kw/40hp | 72 | G 1 1/2 | 320 | 1300*790*1150 |
| GTA-50PM | 8bar/116psi | 6.2m3/min | 37kw/50hp | 72 | G 1 1/2 | 460 | 1400*950*1310 |
| GTA-60PM | 8bar/116psi | 6.5m3/min | 45kw/60hp | 72 | G1 1/2 | 600 | 1400*950*1310 |
Our Advantages
Company Profile
FAQ
Q1: Warranty terms of your machine?
A1: One year warranty for the machine and technical support according to your needs.
Q2: Will you provide some spare parts of the machines?
A2: Yes, of course.
Q3: What about product package?
A3: We pack our products strictly with standard seaworthy case.
Q4: Can you use our brand?
A4: Yes, OEM is available.
Q5: How long will you take to arrange production?
A5: 380V 50HZ we can delivery the goods within 3-15 days. Other voltage or other color we will delivery within 25-30 days.
Q6: How Many Staff Are There In your Factory?
A6: About 100.
Q7: What’s your factory’s production capacity?
A7: About 2000 units per month.
| After-sales Service: | Spare Parts |
|---|---|
| Warranty: | 1 Year |
| 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. |
|---|
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What are the advantages of using an air compressor in construction?
Using an air compressor in construction offers numerous advantages that contribute to increased efficiency, productivity, and versatility. Here are some key benefits of using air compressors in construction:
- Powering Pneumatic Tools: Air compressors are commonly used to power a wide range of pneumatic tools on construction sites. Tools such as jackhammers, nail guns, impact wrenches, drills, and sanders can be operated using compressed air. Pneumatic tools are often preferred due to their lightweight, compact design and ability to deliver high torque or impact force.
- Efficient Operation: Air compressors provide a continuous and reliable source of power for pneumatic tools, allowing for uninterrupted operation without the need for frequent battery changes or recharging. This helps to maintain a smooth workflow and reduces downtime.
- Portability: Many construction air compressors are designed to be portable, featuring wheels or handles for easy maneuverability on job sites. Portable air compressors can be transported to different areas of the construction site as needed, providing power wherever it is required.
- Versatility: Air compressors are versatile tools that can be used for various applications in construction. Apart from powering pneumatic tools, they can also be utilized for tasks such as inflating tires, cleaning debris, operating air-operated pumps, and powering air horns.
- Increased Productivity: The efficient operation and power output of air compressors enable construction workers to complete tasks more quickly and effectively. Pneumatic tools powered by air compressors often offer higher performance and faster operation compared to their electric or manual counterparts.
- Cost Savings: Air compressors can contribute to cost savings in construction projects. Pneumatic tools powered by air compressors are generally more durable and have longer lifespans compared to electric tools. Additionally, since air compressors use compressed air as their power source, they do not require the purchase or disposal of batteries or fuel, reducing ongoing operational expenses.
- Reduced Electrocution Risk: Construction sites can be hazardous environments, with the risk of electrocution from electrical tools or equipment. By utilizing air compressors and pneumatic tools, the reliance on electrical power is minimized, reducing the risk of electrocution accidents.
It is important to select the appropriate air compressor for construction applications based on factors such as required air pressure, volume, portability, and durability. Regular maintenance, including proper lubrication and cleaning, is crucial to ensure the optimal performance and longevity of air compressors in construction settings.
In summary, the advantages of using air compressors in construction include powering pneumatic tools, efficient operation, portability, versatility, increased productivity, cost savings, and reduced electrocution risk, making them valuable assets on construction sites.
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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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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.


editor by CX 2023-10-27
China wholesaler Highly Energy Saving 11kw 15HP Phase Twin Screw Air Compressor Low Noise 15 HP Rotary Screw Air Compressor for Sale with Great quality
Product Description
REDUCE ENERGY CONSUMPTION
Under different conditions,the demand for gas will float.Through a large number of research and calculation of marketdemandCha nun confirmed it.Only about 10% of applications require stable air supplyTherefore,frequency conversioncompressor can play a greater role in energy saving.
Energy cost often accounts for 70% of the life cycle cost of a compressor. The production of compressed air may account for 40% of all electricity costs in the plant.In almost every factory,the gas consumption will vary with different time periods,with its high and low CHINAMFG periods. permanent magnet variable frequency screw air compressor can supply glass completely according to the requirements of gas consumption,which can not only save a lot of energy, but also protect theenvironment for future generations.
INTERIOR STRUCTURE
CUSTOM OIL
COOLED MOTOR
First-stage energy-efficient motor,Low Noise,IP65 protection grade
AUTOMOTIVE GRADE
PERMANENT MAGNET MOTOR
IE4 high efficiency permanent magnet motor.
AUTOMOTIVE PERMANENT MAGNET MOTOR ForN38UH high grade permanent magnet, IP67 protection grade, and fully enclosed structure uniquevacuum epoxy dipping paint,effectively guaranteeing the stable operation of unit.
CHANUN
CUSTOM CONVERTER
Permanent magnet variable-frequency conversion technology, wide voltage. energy-saving ,with a small impact on the power grid.
7 INCH TOUCH SCREEN
Large touch screen.all-round protection monitoring with functions of motor start/stopcontrol, operation control:reversal protection of air compressor: and multi-point temperature detection and control protection.
HIGH MOBILITY (OPTIONAL)
Easy and flexible to rotate. so that the air compressor is able to move conveniently andquickly (optional)
ZheJiang CHINAMFG Machinery Manufacturing Co. , Ltd. is located in HangZhou, ZheJiang .CHINAMFG is a comprehensive screw air compressor manufacturer that engaged in R & D, design, production and sales. It has a plant of 20,000 square meters, including a large production workshop,a comprehensive first-class exhibition hall and a testing laboratory.
Dukas has excellent mechanical engineering designers, an experienced staff team and a professional management team. The production concept focuses on energy-saving and is committed to perfecting and improving the technological process in order to get the core technology of super frequency energy-saving, achieving the characteristics of mute, durability, power saving and safety.
The company has 9 series of products with multiple models. Including Fixed speed air compressor, PM VSD air compressor, PM VSD two-stage air compressor, 4-in-1 air compressor, Oil free water lubrcating air compressor, Diesel portable screw air compressor, Electric portable screw air compressor, Air dryer, Adsorption machine and the matching spare parts.
Dukas adheres to the business philosophy of cooperation and mutual benefit to provide a one-stop service for every customer!
Dukas air compressors not only cover the domestic market but also are exported to more than 20 countries and regions such as South Africa, Australia, Thailand, Russia, Argentina, Canada and so on.
Dukas products have won a good reputation from users for their excellent quality and style. The company has always adhered to the concept of quality first, service first and dedication to providing every customer with excellent products and meticulous after-sales service!
Dukas warmly welcome customers to visit our factory and establish a wide range of cooperation!
Frequency Asked Question:
Q1: Are you factory or trade company?
A1: We are factory.
Q2: What the exactly address of your factory?
A2: Our Factory is Located in Xihu (West Lake) Dis. County, HangZhou City, ZheJiang Province, China.
Q3: Will you provide spare parts of your products?
A3: Yes, We provide all parts to customer, so you can do repair or maintenance without trouble.
Q4: Can you accept OEM orders?
A4: Yes, with professional design team, OEM orders are highly welcome.
Q5: How long will you take to arrange production?
A5: Immediate delivery for stock products.380V 50HZ we can delivery the goods within 3-15 days. Other voltage or other color we will delivery within 25-30 days.
Q6: Warranty terms of your machine?
A6: Two years warranty for the machine and technical support always according to your needs.
Q7: Can you provide the best price?
A7:According to your order, we will provide you the best price.
| After-sales Service: | 24 Hours |
|---|---|
| Warranty: | 2 Year |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Horizontal |
| Customization: |
Available
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What role do air dryers play in compressed air systems?
Air dryers play a crucial role in compressed air systems by removing moisture and contaminants from the compressed air. Compressed air, when generated, contains water vapor from the ambient air, which can condense and cause issues in the system and end-use applications. Here’s an overview of the role air dryers play in compressed air systems:
1. Moisture Removal:
Air dryers are primarily responsible for removing moisture from the compressed air. Moisture in compressed air can lead to problems such as corrosion in the system, damage to pneumatic tools and equipment, and compromised product quality in manufacturing processes. Air dryers utilize various techniques, such as refrigeration, adsorption, or membrane separation, to reduce the dew point of the compressed air and eliminate moisture.
2. Contaminant Removal:
In addition to moisture, compressed air can also contain contaminants like oil, dirt, and particles. Air dryers help in removing these contaminants to ensure clean and high-quality compressed air. Depending on the type of air dryer, additional filtration mechanisms may be incorporated to enhance the removal of oil, particulates, and other impurities from the compressed air stream.
3. Protection of Equipment and Processes:
By removing moisture and contaminants, air dryers help protect the downstream equipment and processes that rely on compressed air. Moisture and contaminants can negatively impact the performance, reliability, and lifespan of pneumatic tools, machinery, and instrumentation. Air dryers ensure that the compressed air supplied to these components is clean, dry, and free from harmful substances, minimizing the risk of damage and operational issues.
4. Improved Productivity and Efficiency:
Utilizing air dryers in compressed air systems can lead to improved productivity and efficiency. Dry and clean compressed air reduces the likelihood of equipment failures, downtime, and maintenance requirements. It also prevents issues such as clogging of air lines, malfunctioning of pneumatic components, and inconsistent performance of processes. By maintaining the quality of compressed air, air dryers contribute to uninterrupted operations, optimized productivity, and cost savings.
5. Compliance with Standards and Specifications:
Many industries and applications have specific standards and specifications for the quality of compressed air. Air dryers play a vital role in meeting these requirements by ensuring that the compressed air meets the desired quality standards. This is particularly important in industries such as food and beverage, pharmaceuticals, electronics, and automotive, where clean and dry compressed air is essential for product integrity, safety, and regulatory compliance.
By incorporating air dryers into compressed air systems, users can effectively control moisture and contaminants, protect equipment and processes, enhance productivity, and meet the necessary quality standards for their specific applications.
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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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What are the safety considerations when operating an air compressor?
Operating an air compressor requires careful attention to safety to prevent accidents, injuries, and equipment damage. Here are some important safety considerations to keep in mind:
1. Read the Manual: Before operating an air compressor, thoroughly read and understand the manufacturer’s instruction manual. Familiarize yourself with the specific safety guidelines, recommended operating procedures, and any specific precautions or warnings provided by the manufacturer.
2. Proper Ventilation: Ensure that the area where the air compressor is operated has adequate ventilation. Compressed air can produce high levels of heat and exhaust gases. Good ventilation helps dissipate heat, prevent the buildup of fumes, and maintain a safe working environment.
3. Personal Protective Equipment (PPE): Always wear appropriate personal protective equipment, including safety glasses or goggles, hearing protection, and non-slip footwear. Depending on the task, additional PPE such as gloves, a dust mask, or a face shield may be necessary to protect against specific hazards.
4. Pressure Relief: Air compressors should be equipped with pressure relief valves or devices to prevent overpressurization. Ensure that these safety features are in place and functioning correctly. Regularly inspect and test the pressure relief mechanism to ensure its effectiveness.
5. Secure Connections: Use proper fittings, hoses, and couplings to ensure secure connections between the air compressor, air tools, and accessories. Inspect all connections before operation to avoid leaks or sudden hose disconnections, which can cause injuries or damage.
6. Inspect and Maintain: Regularly inspect the air compressor for any signs of damage, wear, or leaks. Ensure that all components, including hoses, fittings, and safety devices, are in good working condition. Follow the manufacturer’s recommended maintenance schedule to keep the compressor in optimal shape.
7. Electrical Safety: If the air compressor is electric-powered, take appropriate electrical safety precautions. Use grounded outlets and avoid using extension cords unless approved for the compressor’s power requirements. Protect electrical connections from moisture and avoid operating the compressor in wet or damp environments.
8. Safe Start-Up and Shut-Down: Properly start and shut down the air compressor following the manufacturer’s instructions. Ensure that all air valves are closed before starting the compressor and release all pressure before performing maintenance or repairs.
9. Training and Competence: Ensure that operators are adequately trained and competent in using the air compressor and associated tools. Provide training on safe operating procedures, hazard identification, and emergency response protocols.
10. Emergency Preparedness: Have a clear understanding of emergency procedures and how to respond to potential accidents or malfunctions. Know the location of emergency shut-off valves, fire extinguishers, and first aid kits.
By adhering to these safety considerations and implementing proper safety practices, the risk of accidents and injuries associated with operating an air compressor can be significantly reduced. Prioritizing safety promotes a secure and productive working environment.


editor by CX 2023-10-18