China Professional 30HP Screw Air Compressor High Efficiency Air Cooling Direct Driven Rotary Screw Air Compressors wholesaler

Product Description

Product Description

30HP Screw Air Compressor High Efficiency air Cooling Direct Driven Rotary Screw Air Compressors

High efficient and reliable direct drive system 
The rator and motor direct draive through the flexible coupling, no transmission loss of energy consumption,higher transmission efficiency, higher reliability, bigger gas production, and more energy-efficient(22kw-250kw type);
Rotor, sliding gears and motor through the flexible coupling connect, the coupling transmission is more efficiency than the belt tansmission, also get more compressed air for the same energy consumption( 280kw-400kw type);
Automatic absorption of CHINAMFG torque, avoid wallop. Reduce wearing parts, increase reliability,
and reduce maintenance.

Technical parameter
 

Model Air Delivery (m3/min) Power (kW) Noise (Db) Outlet diameter Dimension (mm) Weight (Kg)
0.7Mpa 0.8Mpa 1.0Mpa 1.3Mpa Length Width Height
DC-10A 1.3 1.2 1 / 7.5 63 G3/4 895 590 970 190
DC-20A 2.4 2.3 2 / 15 65 G3/4 1062 690 1000 236
DC-30A 3.7 3.6 3.2 2.8 22 68 G1 1330 830 1265 400
DC-40A 5.2 5 / 3.3 30 68 G1 1330 830 1265 500
DC-50A 6.5 6.2 5.6 4.9 37 69 G1 1/2 1500 940 1415 655
DC-60A 8.0 7.3 6.0 5.9 45 70 G1 1/2 1500 940 1415 730
DC-75A 10.1 9.5 8.7 7.3 55 70 G2 1600 1060 1470 945
DC-100A 13.6 12.8 11.3 9.2 75 72 G2 2000 1120 1590 1291
DC-125A 16.1 15.5 13.6 12.5 90 72 G2 2000 1120 1590 1421
DC-150A 21.2 19.6 17.8 15.5 110 72 DN65 2400 1630 1980 2170
DC-175A 24.1 23.2 19.5 17.8 132 72 DN65 2400 1630 1980 2350
DC-220A 28.8 27.8 23.0 20 160 72 DN80 2800 1828 2150 3620
DC-250A 32.5 31.2 27.5 25.8 185 72 DN80 2800 1828 2150 3920
DC-275A 34.5 34.0 30.5 28.0 200 76 DN80 2800 1828 2150 4200
DC-300A 36.8 34.7 31.5 29.5 220 76 DN100 4260 2182 2170 4800
DC-350A 43.0 41.5 38.0 34.9 250 76 DN100 4260 2182 2170 5200
DC-375A 51.3 50.6 46.0 41.5 280 82 DN100 4360 2150 2258 7500
DC-420A 56.8 55.9 50.1 42.0 315 82 DN125 4360 2150 2258 7500
DC-420W 56.8 55.9 50.1 42.0 315 82 DN125 3800 2200 2250 7200
DC-475A 66.1 65.4 55.1 46.0 355 85 DN125 4600 2240 2260 9000
DC-475W 66.1 65.4 55.1 46.0 355 82 DN125 3800 2200 2250 8570

Agents Wanted!!!!!!

Welcome agent,dealer and distributor make cooperation with CHINAMFG company!
Introduction: We supply rotary screw air compressor. 

Agent Requirements: 
1) At least 1 year experience of air compressor industry. 
2) Capability of establishing sales channels, distribution or logistics.
3) Committed to providing customer service that makes both internal and external customers feel welcome, important, and appreciated. Agents Required for the Following Countries: Thailand,Vietnam,Pakistan,Indian,Brazil,South Africa,Turkey,Australia,Russia and so on!
Introduction: ZheJiang CHINAMFG is specialized in the R&D and production of screw air compressor and air purification equipment through the introduction of Germany advanced technology. 2. Our compressors have approved CE certificate and mainly include: dc series direct screw compressor, db series belt screw compressor, dcf variable frequency screw compressor, dbf variable frequency screw compressor, Diesel/ Electric portable screw compressor! 
Agent Requirements: sales CHINAMFG brand CE approved CHINAMFG and make maintenance service! 
Agents Required for the Following Countries: all the world

 

Certifications

 

Packaging & Shipping

Customer feedback

Company Profile

FAQ

1.Why customer choose us? 

DHH CHINAMFG ZheJiang CO.,LTD.with 23 years old history,we are specialized in Rotary Screw Air Compressor.Germany Standard and 13 years exporting experience help us won more than 30 loyal foreign agents.We warmly welcome your small trial order for quality or market test.

2.Are you a manufacturer or trading company?
We are professional manufacturer with big modern factory in HangZhou,China,with professional design team.Both OEM & ODM service can be accepted.

3.Where is your factory located? How can I visit there?
Our factory is located in HangZhou City, ZheJiang Province, China. We can pick up you from ZheJiang , it’s about 1 hour from ZheJiang Xihu (West Lake) Dis. Airport to our factory. Warmly welcome to visit us!

4.What’s your delivery time?
380V 50HZ we can delivery the goods within 14 days. Other electricity or other color we will delivery within 22 days,if urgently order,pls contact our sales in advance.

5.How long is your air compressor warranty?
One year for the whole machine and 2 years for screw air end, except consumable spare parts and we can provide some spare parts of the machines.

6.How does your factory do regarding quality control?
Quality is everything. we always attach great importance to quality controlling from the very beginning to the very end. Our factory has gained ISO9001:2015 authentication and CE certificate.

7.How long could your air compressor be used?
Generally, more than 10 years.

8. What’s payment term?
T/T,L/C,D/P,Western Union,Paypal,Credit Card,and etc.Also we could accept USD, RMB, Euro and other currency.

9.How about your customer service?
24 hours on-line service available.48 hours problem solved promise.
10.How about your after-sales service?
(1) Provide customers with installation and commissioning online instructions.
(2) Well-trained engineers available to overseas service.
(3) CHINAMFG agents and after service available.
 

After-sales Service: Online Support
Warranty: 24momths
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Vertical
Customization:
Available

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air compressor

What are the differences between stationary and portable air compressors?

Stationary and portable air compressors are two common types of air compressors with distinct features and applications. Here are the key differences between them:

1. Mobility:

The primary difference between stationary and portable air compressors is their mobility. Stationary air compressors are designed to be permanently installed in a fixed location, such as a workshop or a factory. They are typically larger, heavier, and not easily movable. On the other hand, portable air compressors are smaller, lighter, and equipped with handles or wheels for easy transportation. They can be moved from one location to another, making them suitable for jobsites, construction sites, and other mobile applications.

2. Power Source:

Another difference lies in the power source used by stationary and portable air compressors. Stationary compressors are usually powered by electricity, as they are designed for continuous operation in a fixed location with access to power outlets. They are connected to the electrical grid or have dedicated wiring. In contrast, portable compressors are available in various power options, including electric, gasoline, and diesel engines. This versatility allows them to operate in remote areas or sites without readily available electricity.

3. Tank Capacity:

Tank capacity is also a distinguishing factor between stationary and portable air compressors. Stationary compressors often have larger storage tanks to store compressed air for extended periods. The larger tanks enable them to deliver a continuous and steady supply of compressed air for longer durations without the need for frequent cycling. Portable compressors, due to their compact size and portability, generally have smaller tank capacities, which may be sufficient for intermittent or smaller-scale applications.

4. Performance and Output:

The performance and output capabilities of stationary and portable air compressors can vary. Stationary compressors are typically designed for high-volume applications that require a consistent and continuous supply of compressed air. They often have higher horsepower ratings, larger motor sizes, and higher air delivery capacities. Portable compressors, while generally offering lower horsepower and air delivery compared to their stationary counterparts, are still capable of delivering sufficient air for a range of applications, including pneumatic tools, inflation tasks, and light-duty air-powered equipment.

5. Noise Level:

Noise level is an important consideration when comparing stationary and portable air compressors. Stationary compressors, being larger and built for industrial or commercial settings, are often equipped with noise-reducing features such as sound insulation and vibration dampening. They are designed to operate at lower noise levels, which is crucial for maintaining a comfortable working environment. Portable compressors, while efforts are made to reduce noise, may produce higher noise levels due to their compact size and portability.

6. Price and Cost:

Stationary and portable air compressors also differ in terms of price and cost. Stationary compressors are generally more expensive due to their larger size, higher power output, and industrial-grade construction. They often require professional installation and may involve additional costs such as electrical wiring and system setup. Portable compressors, being smaller and more versatile, tend to have a lower upfront cost. They are suitable for individual users, contractors, and small businesses with budget constraints or flexible air supply needs.

When selecting between stationary and portable air compressors, it is essential to consider the specific requirements of the intended application, such as mobility, power source availability, air demands, and noise considerations. Understanding these differences will help in choosing the appropriate type of air compressor for the intended use.

air compressor

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.

air compressor

What is the role of air compressor tanks?

Air compressor tanks, also known as receiver tanks or air receivers, play a crucial role in the operation of air compressor systems. They serve several important functions:

1. Storage and Pressure Regulation: The primary role of an air compressor tank is to store compressed air. As the compressor pumps air into the tank, it accumulates and pressurizes the air. The tank acts as a reservoir, allowing the compressor to operate intermittently while providing a steady supply of compressed air during periods of high demand. It helps regulate and stabilize the pressure in the system, reducing pressure fluctuations and ensuring a consistent supply of air.

2. Condensation and Moisture Separation: Compressed air contains moisture, which can condense as the air cools down inside the tank. Air compressor tanks are equipped with moisture separators or drain valves to collect and remove this condensed moisture. The tank provides a space for the moisture to settle, allowing it to be drained out periodically. This helps prevent moisture-related issues such as corrosion, contamination, and damage to downstream equipment.

3. Heat Dissipation: During compression, air temperature increases. The air compressor tank provides a larger surface area for the compressed air to cool down and dissipate heat. This helps prevent overheating of the compressor and ensures efficient operation.

4. Pressure Surge Mitigation: Air compressor tanks act as buffers to absorb pressure surges or pulsations that may occur during compressor operation. These surges can be caused by variations in demand, sudden changes in airflow, or the cyclic nature of reciprocating compressors. The tank absorbs these pressure fluctuations, reducing stress on the compressor and other components, and providing a more stable and consistent supply of compressed air.

5. Energy Efficiency: Air compressor tanks contribute to energy efficiency by reducing the need for the compressor to run continuously. The compressor can fill the tank during periods of low demand and then shut off when the desired pressure is reached. This allows the compressor to operate in shorter cycles, reducing energy consumption and minimizing wear and tear on the compressor motor.

6. Emergency Air Supply: In the event of a power outage or compressor failure, the stored compressed air in the tank can serve as an emergency air supply. This can provide temporary air for critical operations, allowing time for maintenance or repairs to be carried out without disrupting the overall workflow.

Overall, air compressor tanks provide storage, pressure regulation, moisture separation, heat dissipation, pressure surge mitigation, energy efficiency, and emergency backup capabilities. They are vital components that enhance the performance, reliability, and longevity of air compressor systems in various industrial, commercial, and personal applications.

China Professional 30HP Screw Air Compressor High Efficiency Air Cooling Direct Driven Rotary Screw Air Compressors   wholesaler China Professional 30HP Screw Air Compressor High Efficiency Air Cooling Direct Driven Rotary Screw Air Compressors   wholesaler
editor by CX 2023-11-03