Product Description
Product Description
High Efficiency 7/8/10/13 bar Belt Driven Industrial Electric Rotary Screw Type Air Compressor
DHH belt driven series oil-less screw compressors are lower noise, coupling high efficiency, reliable quality.
ZheJiang CHINAMFG CHINAMFG features:
1. perfect performance
2. microcomputer controller
3. CHINAMFG CHINAMFG OEM acceptablee
Welcome to visit our factory!
DB Series (Belt) CHINAMFG Technical Parameters:
|
Work pressure |
Air flow Capacity(m3/min) |
Power |
Noise |
Outlet Diameter |
Dimension |
Weight |
|||
|
MODEL |
0.7Mpa |
0.8Mpa |
1.0Mpa |
1.3Mpa |
KW |
dB(A) |
INCH |
W×D×H mm |
Kg |
|
DB-7.5A |
0.91 |
0.84 |
0.75 |
0.63 |
5.5 |
65 |
G3/4″ |
780×680×800 |
300 |
|
DB-10A |
1.3 |
1.2 |
1.0 |
0.84 |
7.5 |
65 |
G3/4″ |
780×680×800 |
320 |
|
DB-15A |
1.7 |
1.6 |
1.4 |
1.2 |
11 |
65 |
G3/4″ |
1100×800×980 |
400 |
|
DB-20A |
2.4 |
2.3 |
2.0 |
1.6 |
15 |
68 |
G3/4″ |
1100×8000×980 |
430 |
|
DB-25A |
3.0 |
2.9 |
2.7 |
2.3 |
18.5 |
68 |
G1″ |
1250×870×1180 |
590 |
|
DB-30A |
3.7 |
3.6 |
3.2 |
2.8 |
22 |
68 |
G1″ |
1250×870×1180 |
650 |
|
DB-40A |
5.2 |
5.0 |
4.5 |
3.8 |
30 |
69 |
G1″ |
1250×870×1180 |
750 |
|
DB-50A |
6.5 |
6.2 |
5.6 |
4.9 |
37 |
69 |
G1 1/2″ |
1540×950×1290 |
880 |
|
DB-60A |
8.0 |
7.3 |
7.0 |
5.9 |
45 |
70 |
G1 1/2″ |
1540×950×1290 |
1000 |
|
DB-75A/W |
10.1 |
9.5 |
8.7 |
7.8 |
55 |
70 |
G2″ |
1600×1150×1420 |
1500 |
Note:
A represents air-cooling type, W represents water-cooling type;
Working environment temperature: – 5 °C ~ 45 °C;
The exhaust temperature is less than environment temperature about + 10 °C ~ 15 °C.
Driving mode: belt transmission;
Startup mode: direct start under 11KW, and Y-Δ start above 11KW;
Work power: 380V / 50HZ, 460V / 230V / 6KV and 10KV voltages can be made for customers;
F.A.D volume flow test is according to ASMC PTC9 or ISO1217 standard (GB/T3853).
When our products improve, material may change without notice!
Accept customer’s special request type, and less than 1.5 Map models orders.
PS: we also supply portable CHINAMFG and direct CHINAMFG for customers!
Model: DB–20A
Free air delivery: 2.3m3/min
Working pressure: 8 bar
Screw air end rotor lobe: 5:6
Brand of screw air end: Hanbell ZheJiang AB+ series( 6 pcs CHINAMFG bearings)
Control: Micro PLC controller
Driven: belt
Cooling: by air
Electric motor: 20hp 15KW,220v/60hz/3ph, IP54 protection level
Discharge temperature: less than ambient +8 ºC
Noise: less than 65 dB(A)
Air outlet size: G1″
Dimension: 1100*800*980mm
Weight: 460kg
Warranty: 24 months for the screw air end,12 months for the whole set compressor except air filter,oil filter and oil/air separator.
Our Advantages
Packaging & Shipping
Packaging & Shipping
Export package, by plywood case, before packing, the air compressors will be covered by pp film, and bottom fixed by nails to fasten it.
Application industry
Project case
Company Profile
Our factory
Our Factory have been in air compressors industry for 20years, from piston type air compressor late to screw type air compressors, now we have fixed speed (belt driven), fixed speed (direct driven) screw air compressors;VSD variable speed frequency screw air compressors, inverter compressors work very good and save electricity;Besides we also have the newest technology for permanent magnet frequency screw air compressors, this new technology screw air compressor super environmental and save energy, quite lower noise, almost mute, best choice if your work shop have high request of environment.
Welcome to choose us as your partner and best supplier!
Our service
Our Services
FAQ
FAQ
1.Why customer choose us?
DHH COMPRESSOR 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: | 24months |
| 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$ |
|---|
| 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.
How are air compressors employed in the mining industry?
Air compressors play a crucial role in the mining industry, providing reliable and efficient power for various mining operations. Here are some common applications of air compressors in mining:
1. Exploration and Drilling:
Air compressors are used during exploration and drilling activities in the mining industry. Compressed air is used to power drilling rigs, pneumatic hammers, and other drilling equipment. The high-pressure air generated by the compressor helps in drilling boreholes, extracting core samples, and exploring potential mineral deposits.
2. Ventilation and Air Quality Control:
Air compressors are employed in underground mining to provide ventilation and control air quality. Compressed air is used to operate ventilation fans and air circulation systems, ensuring adequate airflow and removing harmful gases, dust, and fumes from the mining tunnels and work areas.
3. Material Conveyance:
In mining operations, air compressors are used for material conveyance. Pneumatic systems powered by air compressors are utilized to transport materials such as coal, ore, and other minerals. Compressed air is used to operate pneumatic conveyors, pumps, and material handling equipment, allowing for efficient and controlled movement of bulk materials.
4. Dust Suppression:
Air compressors are employed for dust suppression in mining areas. Compressed air is used to spray water or other suppressants to control dust generated during mining activities. This helps in maintaining a safe and healthy work environment, reducing the risks associated with dust inhalation and improving visibility.
5. Instrumentation and Control:
Air compressors are used for instrumentation and control purposes in mining operations. Compressed air is utilized to power pneumatic control systems, control valves, and actuators. These systems regulate the flow of fluids, control equipment movements, and ensure the proper functioning of various mining processes.
6. Explosive Applications:
In mining, air compressors are used for explosive applications. Compressed air is employed to power pneumatic tools used for rock fragmentation, such as rock drills and pneumatic breakers. The controlled power of compressed air enables safe and efficient rock breaking without the need for traditional explosives.
7. Maintenance and Repair:
Air compressors are essential for maintenance and repair activities in the mining industry. Compressed air is used for cleaning machinery, removing debris, and powering pneumatic tools for equipment maintenance and repair tasks. The versatility and portability of air compressors make them valuable assets in maintaining mining equipment.
It is important to note that different mining operations may have specific requirements and considerations when selecting and using air compressors. The size, capacity, and features of air compressors can vary based on the specific mining application and environmental conditions.
By utilizing air compressors effectively, the mining industry can benefit from increased productivity, improved safety, and efficient operation of various mining processes.
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Are there air compressors specifically designed for high-pressure applications?
Yes, there are air compressors specifically designed for high-pressure applications. These compressors are engineered to generate and deliver compressed air at significantly higher pressures than standard air compressors. Here are some key points about high-pressure air compressors:
1. Pressure Range: High-pressure air compressors are capable of producing compressed air at pressures typically ranging from 1000 to 5000 psi (pounds per square inch) or even higher. This is considerably higher than the typical range of 100 to 175 psi for standard air compressors.
2. Construction: High-pressure aircompressors feature robust construction and specialized components to withstand the higher pressures involved. They are designed with reinforced cylinders, pistons, valves, and seals that can handle the increased stress and prevent leaks or failures under high-pressure conditions.
3. Power: Generating high-pressure compressed air requires more power than standard compressors. High-pressure air compressors often have larger motors or engines to provide the necessary power to achieve the desired pressure levels.
4. Applications: High-pressure air compressors are utilized in various industries and applications where compressed air at elevated pressures is required. Some common applications include:
- Industrial manufacturing processes that involve high-pressure air for operations such as air tools, pneumatic machinery, and equipment.
- Gas and oil exploration and production, where high-pressure air is used for well drilling, well stimulation, and enhanced oil recovery techniques.
- Scuba diving and underwater operations, where high-pressure air is used for breathing apparatus and underwater tools.
- Aerospace and aviation industries, where high-pressure air is used for aircraft systems, testing, and pressurization.
- Fire services and firefighting, where high-pressure air compressors are used to fill breathing air tanks for firefighters.
5. Safety Considerations: Working with high-pressure air requires adherence to strict safety protocols. Proper training, equipment, and maintenance are crucial to ensure the safe operation of high-pressure air compressors. It is important to follow manufacturer guidelines and industry standards for high-pressure applications.
When selecting a high-pressure air compressor, consider factors such as the desired pressure range, required flow rate, power source availability, and the specific application requirements. Consult with experts or manufacturers specializing in high-pressure compressed air systems to identify the most suitable compressor for your needs.
High-pressure air compressors offer the capability to meet the demands of specialized applications that require compressed air at elevated pressures. Their robust design and ability to deliver high-pressure air make them essential tools in various industries and sectors.
editor by CX 2023-10-09
