China Hot selling Permanent Magnet CHINAMFG Pm Frequency China Brand Permanent Magnet Variable Speed 30HP 22kw Screw Air Compressor air compressor lowes

Product Description

 Permanent-Magnet Variable Frequency Screw Compressor

♦ Intelligent Touch-Screen Design

♦ Direct-driven

♦ Air Cooling

♦ Oil Filter

♦ Air Filter 

♦ Stainless Steel

♦ Piping Design

Product features
One shaft type structure
1. Permanent magnet motor and airend 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 rated speed point, permanent magnet motor efficiency is higher Than ordinary motors.
2. Under low motor speed, permanent magnet motor can still keep high Motor efficiency. If the gas consumption 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 the integrated structure, configuration of high efficiency Permanent magnet motor, small size, saving space, easy disassembly. Deloying efficient permanent magnet variable frequency controllor, 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 Cwithout loss of excitation, and service life of over 15 Years.
5. Stator coil adopts special inverter corona resistant enamelled 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, 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 Cwithout loss of excitation, and service life of over 15 Years.
b. Stator coil adopts special inverter corona resistant enamelled 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 volume.
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 obviously.
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):
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. The pressureOf each 0.14Barg bandwidth, the system can save energy 1%.
Energy saving startup (inverter):
Air compressor’ s starting current is 3-6 times of the rated current, the frequently Start will waste a lot of energy, and frequency conversion type has no frequent Starting and stopping, but 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 systemCertificate and general machinery certificate. Product design,Manufacturing processes are strict in accordance with ISO9001: 2008 quality system standards

Model Pressure
Outlet Size
PV-0.7/22 0.7  4.2  22 1500*900*1220 700 Rp1″
PV-0.8/22 0.8  4.1 
PV-1.0/22 1.0  3.5 
PV-1.3/22 1.3  3.2 
PV-0.7/37 0.7  7.0  37 1650*1050*1360 900 Rp1 1/2″
PV-0.8/37 0.8  7.1 
PV-1.0/37 1.0  5.8 
PV-1.3/37 1.3  5.4 
PV-0.7/45 0.7  9.8  45 1800*1250*1600 1000 Rp2″
PV-0.8/45 0.8  9.7 
PV-1.0/45 1.0  7.8 
PV-1.3/45 1.3  6.5 
PV-0.7/55 0.7  12.2  55 2150*1350*1650 1500 Rp2″
PV-0.8/55 0.8  12.0 
PV-1.0/55 1.0  9.6 
PV-1.3/55 1.3  8.6 
PV-0.7/75 0.7  16.8  75 2250*1350*1760 1800 Rp2″
PV-0.8/75 0.8  16.5 
PV-1.0/75 1.0  12.5 
PV-1.3/75 1.3  11.2 
PV-0.7/90 0.7  19.8  90 2450*1770*1560 2000 Rp2″
PV-0.8/90 0.8  19.2 
PV-1.0/90 1.0  16.9 
PV-1.3/90 1.3  14.3 
PV-0.7/110 0.7  23.6  110 2670*1770*1880 2300 Rp2″
PV-0.8/110 0.8  23.1 
PV-1.0/110 1.0  19.7 
PV-1.3/110 1.3  17.6 
PV-0.7/132 0.7  30.0  132 2750*1860*1900 2800 Rp3″
PV-0.8/132 0.8  28.0 
PV-1.0/132 1.0  23.5 
PV-1.3/132 1.3  19.8 
PV-0.7/160 0.7  34.5  160 2900*2100*2300 3000 DN125
PV-0.8/160 0.8  33.6 
PV-1.0/160 1.0  30.0 
PV-1.3/160 1.3  28.3 
PV-0.7/185 0.7  41.0  185 3000*2100*2300 3300 DN125
PV-0.8/185 0.8  38.4 
PV-1.0/185 1.0  32.5 
PV-1.3/185 1.3  28.6 
PV-0.7/200 0.7  44.6  200 3300*2000*2280 3500 DN125
PV-0.8/200 0.8  43.0 
PV-1.0/200 1.0  38.5 
PV-1.3/200 1.3  32.8 
PV-0.7/220 0.7  48.6  220 3500*2200*2340 4000 DN125
PV-0.8/220 0.8  47.0 
PV-1.0/220 1.0  41.9 
PV-1.3/220 1.3  38.0 
PV-0.7/250 0.7  55.0  250 3500*2200*2340 4500 DN125
PV-0.8/250 0.8  54.0 
PV-1.0/250 1.0  46.0 
PV-1.3/250 1.3  40.0 


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 order with your factory?
A: First, leave us an inquiry and advise which item you’re interested, and then we will contact you in 24 hours. You’re so kind if provide all detailed information, will better for us to know exactly what you need.

Q: What are your MOQ?
A: Different products have different MOQ, most is 1 set.

Q: What is 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 a trade company or real factory?
A: We are 100% factory; we located in ZheJiang city, China. /* 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
Warranty: 1 Years
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Structure Type: Closed Type
US$ 1500/Piece
1 Piece(Min.Order)

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air compressor

What is the impact of humidity on compressed air quality?

Humidity can have a significant impact on the quality of compressed air. Compressed air systems often draw in ambient air, which contains moisture in the form of water vapor. When this air is compressed, the moisture becomes concentrated, leading to potential issues in the compressed air. Here’s an overview of the impact of humidity on compressed air quality:

1. Corrosion:

High humidity in compressed air can contribute to corrosion within the compressed air system. The moisture in the air can react with metal surfaces, leading to rust and corrosion in pipes, tanks, valves, and other components. Corrosion not only weakens the structural integrity of the system but also introduces contaminants into the compressed air, compromising its quality and potentially damaging downstream equipment.

2. Contaminant Carryover:

Humidity in compressed air can cause carryover of contaminants. Water droplets formed due to condensation can carry particulates, oil, and other impurities present in the air. These contaminants can then be transported along with the compressed air, leading to fouling of filters, clogging of pipelines, and potential damage to pneumatic tools, machinery, and processes.

3. Decreased Efficiency of Pneumatic Systems:

Excessive moisture in compressed air can reduce the efficiency of pneumatic systems. Water droplets can obstruct or block the flow of air, leading to decreased performance of pneumatic tools and equipment. Moisture can also cause problems in control valves, actuators, and other pneumatic devices, affecting their responsiveness and accuracy.

4. Product Contamination:

In industries where compressed air comes into direct contact with products or processes, high humidity can result in product contamination. Moisture in compressed air can mix with sensitive products, leading to quality issues, spoilage, or even health hazards in industries such as food and beverage, pharmaceuticals, and electronics manufacturing.

5. Increased Maintenance Requirements:

Humidity in compressed air can increase the maintenance requirements of a compressed air system. Moisture can accumulate in filters, separators, and other air treatment components, necessitating frequent replacement or cleaning. Excessive moisture can also lead to the growth of bacteria, fungus, and mold within the system, requiring additional cleaning and maintenance efforts.

6. Adverse Effects on Instrumentation:

Humidity can adversely affect instrumentation and control systems that rely on compressed air. Moisture can disrupt the accuracy and reliability of pressure sensors, flow meters, and other pneumatic instruments, leading to incorrect measurements and control signals.

To mitigate the impact of humidity on compressed air quality, various air treatment equipment is employed, including air dryers, moisture separators, and filters. These devices help remove moisture from the compressed air, ensuring that the air supplied is dry and of high quality for the intended applications.

air compressor

What is the impact of altitude on air compressor performance?

The altitude at which an air compressor operates can have a significant impact on its performance. Here are the key factors affected by altitude:

1. Decreased Air Density:

As altitude increases, the air density decreases. This means there is less oxygen available per unit volume of air. Since air compressors rely on the intake of atmospheric air for compression, the reduced air density at higher altitudes can lead to a decrease in compressor performance.

2. Reduced Airflow:

The decrease in air density at higher altitudes results in reduced airflow. This can affect the cooling capacity of the compressor, as lower airflow hampers the dissipation of heat generated during compression. Inadequate cooling can lead to increased operating temperatures and potential overheating of the compressor.

3. Decreased Power Output:

Lower air density at higher altitudes also affects the power output of the compressor. The reduced oxygen content in the air can result in incomplete combustion, leading to decreased power generation. As a result, the compressor may deliver lower airflow and pressure than its rated capacity.

4. Extended Compression Cycle:

At higher altitudes, the air compressor needs to work harder to compress the thinner air. This can lead to an extended compression cycle, as the compressor may require more time to reach the desired pressure levels. The longer compression cycle can affect the overall efficiency and productivity of the compressor.

5. Pressure Adjustments:

When operating an air compressor at higher altitudes, it may be necessary to adjust the pressure settings. As the ambient air pressure decreases with altitude, the compressor’s pressure gauge may need to be recalibrated to maintain the desired pressure output. Failing to make these adjustments can result in underinflated tires, improper tool performance, or other issues.

6. Compressor Design:

Some air compressors are specifically designed to handle higher altitudes. These models may incorporate features such as larger intake filters, more robust cooling systems, and adjusted compression ratios to compensate for the reduced air density and maintain optimal performance.

7. Maintenance Considerations:

Operating an air compressor at higher altitudes may require additional maintenance and monitoring. It is important to regularly check and clean the intake filters to ensure proper airflow. Monitoring the compressor’s operating temperature and making any necessary adjustments or repairs is also crucial to prevent overheating and maintain efficient performance.

When using an air compressor at higher altitudes, it is advisable to consult the manufacturer’s guidelines and recommendations specific to altitude operations. Following these guidelines and considering the impact of altitude on air compressor performance will help ensure safe and efficient operation.

air compressor

What maintenance is required for air compressors?

Maintaining air compressors is essential to ensure their optimal performance, longevity, and safe operation. Regular maintenance helps prevent breakdowns, improves efficiency, and reduces the risk of accidents. Here are some key maintenance tasks for air compressors:

1. Regular Inspection: Perform visual inspections of the air compressor to identify any signs of wear, damage, or leaks. Inspect the compressor, hoses, fittings, and connections for any abnormalities. Pay attention to oil leaks, loose bolts, and worn-out components.

2. Oil Changes: If your air compressor has an oil lubrication system, regular oil changes are crucial. Follow the manufacturer’s recommendations for the frequency of oil changes and use the recommended oil type. Dirty or degraded oil can impact compressor performance and lead to premature wear.

3. Air Filter Cleaning or Replacement: Clean or replace the air filter regularly to ensure proper air intake and prevent contaminants from entering the compressor. Clogged or dirty filters can restrict airflow and reduce efficiency.

4. Drain Moisture: Air compressors produce moisture as a byproduct of the compression process. Accumulated moisture in the tank can lead to rust and corrosion. Drain the moisture regularly from the tank to prevent damage. Some compressors have automatic drains, while others require manual draining.

5. Belt Inspection and Adjustment: If your compressor has a belt-driven system, inspect the belts for signs of wear, cracks, or tension issues. Adjust or replace the belts as necessary to maintain proper tension and power transmission.

6. Tank Inspection: Inspect the compressor tank for any signs of corrosion, dents, or structural issues. A damaged tank can be hazardous and should be repaired or replaced promptly.

7. Valve Maintenance: Check the safety valves, pressure relief valves, and other valves regularly to ensure they are functioning correctly. Test the valves periodically to verify their proper operation.

8. Motor and Electrical Components: Inspect the motor and electrical components for any signs of damage or overheating. Check electrical connections for tightness and ensure proper grounding.

9. Keep the Area Clean: Maintain a clean and debris-free area around the compressor. Remove any dirt, dust, or obstructions that can hinder the compressor’s performance or cause overheating.

10. Follow Manufacturer’s Guidelines: Always refer to the manufacturer’s manual for specific maintenance instructions and recommended service intervals for your air compressor model. They provide valuable information on maintenance tasks, lubrication requirements, and safety precautions.

Regular maintenance is vital to keep your air compressor in optimal condition and extend its lifespan. It’s also important to note that maintenance requirements may vary depending on the type, size, and usage of the compressor. By following a comprehensive maintenance routine, you can ensure the reliable operation of your air compressor and maximize its efficiency and longevity.

China Hot selling Permanent Magnet CHINAMFG Pm Frequency China Brand Permanent Magnet Variable Speed 30HP 22kw Screw Air Compressor   air compressor lowesChina Hot selling Permanent Magnet CHINAMFG Pm Frequency China Brand Permanent Magnet Variable Speed 30HP 22kw Screw Air Compressor   air compressor lowes
editor by CX 2024-03-08