Product Description
CHINAMFG direct 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!
DC Series (Direct) CHINAMFG Technical Parameters:
| DHH | Air flow Capacity(m3/min)/cfm | Power | Noise | Outlet Diameter | Dimension | Weight | ||||
| 0.7Mpa | 0.8Mpa | 1.0Mpa | 1.25Mpa | KW/HP | DB(A) | INCH | W×D×H mm | Kg | ||
| MODEL | m3/min | m3/min | m3/min | m3/min | ||||||
| DC-30A | 3.6 | 3.4 | 3.2 | 2.8 | 22/30 | 68 | G1” | 1300×920×1100 | 700 | |
| DC-50A | 6.5 | 6.2 | 5.6 | 4.9 | 37/50 | 69 | G1” 1/2” | 1450×1000×1240 | 900 | |
| DC-75A | 10.1 | 9.5 | 8.5 | 7.5 | 55/75 | 70 | G2” | 1720×1200×1340 | 1700 | |
| DC-100A | 13.6 | 12.8 | 12.3 | 10.2 | 75/100 | 72 | G2” | 2571×1260×1460 | 1900 | |
| DC-125A | 16.1 | 15.5 | 14.0 | 12.5 | 90/125 | 72 | DN50 | 2571×1260×1460 | 2500 | |
| DC-150A | 21.2 | 19.6 | 17.8 | 15.5 | 110/150 | 73 | DN65 | 2300×1600×1790 | 2800 | |
| DC-175A | 24.1 | 23.2 | 20.5 | 17.8 | 132/175 | 74 | DN65 | 2300×1600×1790 | 3000 | |
| DC-220A | 28.8 | 27.8 | 25.0 | 22.4 | 160/220 | 75 | DN80 | 2650×1700×1850 | 3500 | |
| DC-250A | 32.5 | 31.2 | 28.0 | 25.8 | 185/250 | 77 | DN80 | 2650×1700×1850 | 3800 | |
| DC-270A | 34.5 | 34.0 | 30.5 | 28 | 200/270 | 76 | DN80 | 2650×1700×1850 | 4200 | |
| DC-300A | 36.8 | 34.7 | 31.5 | 29.5 | 220/300 | 80 | DN100 | 3000×1900×1930 | 4800 | |
| DC-350A | 43.0 | 41.5 | 38.0 | 34.9 | 250/350 | 78 | DN100 | 3000×1900×1930 | 5200 | |
| DC-375A | 51.35 | 50.59 | 46.06 | 41.51 | 280/375 | 82 | DN125 | 4200×2200×2240 | 7600 | |
| DC-400A | 56.79 | 55.95 | 50.08 | 45.62 | 315/400 | 82 | DN125 | 4200×2200×2240 | 7600 | |
| DC-450A | 66.08 | 65.43 | 55.12 | 49.58 | 355/450 | 83 | DN125 | 4200×2200×2240 | 8200 | |
| DC-500A | 75.05 | 74.31 | 64.46 | 58.07 | 400/500 | 83 | DN125 | 4200×2200×2240 | 8200 | |
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).
Certificate
Project Case
Customer Feedback
Packaging and Shipping
• Packing Details: Plywood crate pallet plus foam board and bubble film, Full closed wooden case. 1pcs/each package (for stationary screw air compressor)
• Shipping method: by sea, by LCL/FCL or as requested
• Delivery method: FOB, CFR, CIF and EXW etc.
• Delivery time: in 7-15 days after receiving deposit (customized machines not included)
About us
Dehaha Compressor ZheJiang Co.,Ltd.was founded in 1996 with over 150 skilled employees and more than 25 R&D engineersteams ‘ .We focus on the research & develop,manufacture and energy-saving solutions of screw air compressor to create value for customers and society.In 2018 our total sales volume approached 15 million US dollars.By over 23 years enhanced experiences of designing, producing and marketing,today our valued customers are over 130 countries.
Germany Standard and 13 years exporting experience help us won more than 50 loyal overseas agents.
Dehaha’s primary businesses focus in following key areas:
Oil-injected rotary screw compressors
Portable screw air compressors
Oil free air compressors
High pressure air compressors
Air treatment equipment
At Dehaha,we earn our customers’ trust and satisfaction by manufacturing the superior quality compressed air products for all industries.All of our products are designed for reliable performance,easy maintenance,and maximum energy efficiency.We have sales representatives who can speak English,Spanish,French,and Russian which makes it easier for our clients from all over the world to interact and negotiate with us.
Dehaha continuously innovates product development and management to meet customers’ demand.The powerful enterprise culture and continuous innovation make CHINAMFG improved rapidly to reach the business principle”Energy Saving First, Mutual Value Shared”. CHINAMFG mission is to be a world-renowned high-end brand,with sustainable development,constantly improving its own value and sharing it with our customers and staff.Committed to offer our customers a silent and energy-saving manufactured products.
Our Service
1.24/7 after sales service support in different languages.
2.Follow up the feedback of products in 2 months interval by email or call.
3.Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center.
4.Technical training for customers in DEHAHA air compressor factory or working site.
5.Plenty of original spare parts with proven quality are all available from our central stocks in ZheJiang and all distributors’depots.
6.All kinds of technical documents in different languages.
After-sale Service
• Any questions or requests before, during or after sales, we would like to help you any time and will find you the best solution in 24 hours.
• Warranty: One year for the whole machine Genuine spare parts will be provided with the best price.
• An overboard engineer service is available.
Overseas Engineer Service
• We are available to send our engineer for aboard service. Only need you to arrange accommodation, transportation, and translator. The extra cost for each will be discussed based on the local price level.
Special Customized Service
(1) Full OEM
• Quantity: at least 5 pcs
• In this plan, we will do all the changes (Color, nameplate, and logo) as your need, and will not charge extra fee.
(2) Half OEM
• Quantity: no limit
• Under this program, we can make the necessary alteration (nameplate and logo) but we will charge some extra fee for the nameplate, as the nameplate factory has the MOQ.
(3) Logo OEM
• Quantity: no limit
• Only the logo will be changed to yours, and no extra fee will be charged.
FAQ
Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of ZheJiang , China, more than 24 years.
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.
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Customization: |
Available
|
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|---|
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Are there special considerations for air compressor installations in remote areas?
Yes, there are several special considerations to take into account when installing air compressors in remote areas. These areas often lack access to infrastructure and services readily available in urban or well-developed regions. Here are some key considerations:
1. Power Source:
Remote areas may have limited or unreliable access to electricity. It is crucial to assess the availability and reliability of the power source for operating the air compressor. In some cases, alternative power sources such as diesel generators or solar panels may need to be considered to ensure a consistent and uninterrupted power supply.
2. Environmental Conditions:
Remote areas can present harsh environmental conditions that can impact the performance and durability of air compressors. Extreme temperatures, high humidity, dust, and corrosive environments may require the selection of air compressors specifically designed to withstand these conditions. Adequate protection, insulation, and ventilation must be considered to prevent damage and ensure optimal operation.
3. Accessibility and Transport:
Transporting air compressors to remote areas may pose logistical challenges. The size, weight, and portability of the equipment should be evaluated to ensure it can be transported efficiently to the installation site. Additionally, the availability of suitable transportation infrastructure, such as roads or air transportation, needs to be considered to facilitate the delivery and installation process.
4. Maintenance and Service:
In remote areas, access to maintenance and service providers may be limited. It is important to consider the availability of trained technicians and spare parts for the specific air compressor model. Adequate planning for routine maintenance, repairs, and troubleshooting should be in place to minimize downtime and ensure the longevity of the equipment.
5. Fuel and Lubricants:
For air compressors that require fuel or lubricants, ensuring a consistent and reliable supply can be challenging in remote areas. It is necessary to assess the availability and accessibility of fuel or lubricant sources and plan for their storage and replenishment. In some cases, alternative or renewable fuel options may need to be considered.
6. Noise and Environmental Impact:
Remote areas are often characterized by their natural beauty and tranquility. Minimizing noise levels and environmental impact should be a consideration when installing air compressors. Selecting models with low noise emissions and implementing appropriate noise reduction measures can help mitigate disturbances to the surrounding environment and wildlife.
7. Communication and Remote Monitoring:
Given the remote location, establishing reliable communication channels and remote monitoring capabilities can be essential for effective operation and maintenance. Remote monitoring systems can provide real-time data on the performance and status of the air compressor, enabling proactive maintenance and troubleshooting.
By addressing these special considerations, air compressor installations in remote areas can be optimized for reliable operation, efficiency, and longevity.
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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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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 2023-11-03