China OEM 150 cfm 30HP Direct Driven 7-13 bar Customized Industrial Electric Permanent Magnet Screw Frequency Inverter Air Compressor air compressor for car

Applicable Industries: Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Farms, Food Shop, Printing Shops, Construction works , Energy & Mining, Food & Beverage Shops, Advertising Company
Showroom Location: Egypt, Canada, United States, Indonesia, India, Mexico, Russia, Spain, Thailand, Sri Lanka, South Africa, Malaysia, Australia
Condition: New
Type: Screw
Configuration: Stationary
Power Source: AC POWER
Lubrication Style: Lubricated
Mute: Yes
Model Number: DM-30A
Voltage: 380V/50HZ or Customized
Dimension(L*W*H): 1330*830*1265mm
Weight: 410kg
Warranty: 2 years
Working Pressure: 7 bar, 8 bar, Right Angle HelicalWorm gear reducer General S Series gearbox 13 bar, 10 bar
Machinery Test Report: Provided
Video outgoing-inspection: Provided
Marketing Type: Hot Product 2019
Warranty of core components: 2 years
Core Components: PLC, Pressure vessel, Motor, Pump, Bearing, Air end
Gas Type: Air
Product name: Screw Frequency Inverter Air Compressor
Free air delivery: 2.8~4.15m3/min 100~150cfm
Working pressure: 7~13bar 102~189psi
Brand of screw air end: GHH/Rotorcomp/Hanbell
Electric motor: Siemens/ABB/WEG
Inverter: Siemens/ABB/Inovance/Delta
Protection level: IP54/IP55/IP65
OEM: Offered
After Warranty Service: Online support
Certification: CE / TUV / GC / ISO9001 / EEC / NGV / CR
Packaging Details: wooden case
Port: ZheJiang

Model: DM-30A
Free air delivery: 3.7m3/min
Working pressure: 8 bar
Screw air end rotor lobe: 5:6
Brand of screw air end: CZPT ZheJiang AB series
Control: PLC
Driven: direct
Cooling: by air
Electric motor: Permanent Magnet type 30hp 22KW, protection level IP65, oil cooling
Discharge temperature: less than ambient +8 ℃
Noise: less than 68 dB(A)
Air outlet size: G1”
Dimension: 1330*830*1265mm
Weight: 410kg
Delivery time:20 days after receiving deposit
Warranty: 12 months from date of delivery

Features Of Permanent Magnet Variable Frequency Air Compressor
Ultra-low temperature rise design, the compressor allows long-term stable operation at ultra-low frequencies; closed-loop vector control system, faster control and more precise speed regulation; the compressor unit can still maintain efficient operation when the frequency is reduced by more than 50%; the pressure is stable, and the pressure is accurately controlled The fluctuation is within 0.01Mpa.

The figure shows the comparison of several starting methods. It can be seen that the inverter starts slowly and starts more smoothly, completely avoiding the current peak.

Under the set variable frequency pressure, the unit will automatically adjust to keep the output pressure within ±0.1bar, reducing unnecessary waste (for every pressure increase by 1 bar, power consumption increases by 7%)

Permanent Magnet Motors Have Advantages Over Common Asynchronous Motors

High efficiency: the loss of the excitation system is eliminated and the efficiency is improved.
High efficiency under low load conditions: The energy efficiency of permanent magnet motors is 9% higher than that of conventional asynchronous motors at full load, and as the speed decreases, their energy efficiency remains unchanged.
Large overdrive distance: the ratio of the maximum starting force to the nominal torque of the permanent magnet synchronous motor can reach more than 3 times, Worm Gear and Worm Gearbox for FXKWS Servo Motor while the general asynchronous motor is only 1.6 times.
The control is more stable: the corresponding time of the permanent magnet motor is less than 50ms, and the gas production can be adjusted in a large range in an instant, so that the air pressure is truly stable.

Model
Volume flow (m3/min)Power(kW)Noise(db)Outlet diameterDimension(mm)Weight(kg)
6bar7bar8bar10bar13barLenghtWidthHeight
DM-10A/1.31.21/7.563G3/4895590970190
DM-20A2.552.42.32.0/1565G3/410626901000236
DM-30A4.54.153.73.2/2268G113308301265410
DM-40A65.75.2//3068G113308301265520
DM-50A7.356.96.55.64.93769G1 1/215009401415655
DM-60A8.78.17.56.755.94570G1 1/215009401415730
DM-75A11.210.39.5/7.85570G2160010601470950
DM-100A13.61312.8119.57572G22000112015901070
DM-125A17.216.715.514.012.59072G22000112015901221
DM-150A21.520.819.617.815.511072DN652400163019801950
DM-175A24.624.123.219.51713272DN652400163019802150
DM-220A30.228.827.823.02016072DN802800182821503620
DM-250A34.933.231.227.525.818572DN802800182821503920

Certifications
Project Case
Customer Feedback

About usDehaha Compressor 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 24 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 airproducts 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 CZPT improved rapidly to reach the business principle”Energy Saving First, Mutual Value Shared”. CZPT 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 Services1.24/7 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 CZPT 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’ 12V Air Pump for Car Tires Air Compressor Tire Inflator With LED depots. 6.All kinds of technical documents in different languages.

Related Products FAQ1.Why customer choose us? CZPT 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, CALT 25mm outer diameter 5mm8mm bore flexible quick coupling 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) CZPT agents and after service available.

air-compressor

what to see in an air compressor

If you need to buy an air compressor, you should know what to look for. The types of air compressors on the market are classified according to their CFM rating, safety devices, and pumps. There are several differences between lubricated and oil-free air compressors that you should know before buying. To better understand the difference between these types of air compressors, read on. This article will guide you through these differences.

Pump

If you are looking for a quality air compressor, you have come to the right place. A good air compressor pump will provide high pressure for anything from tires to boats and more. There are hundreds of different models to choose from, and the great thing about buying one from a Chinese manufacturer is that they have so many options. More importantly, Chinese manufacturers can customize air equipment such as air compressors at low prices.
A good quality air pump won’t break easily, but you’ll be able to use it for years. Choosing a high-quality pump will help you avoid many hassles on the road, such as unplanned downtime and installation costs. Plus, a pump from the same manufacturer as your air compressor is your best bet to ensure optimum performance. Listed below are some tips for finding a quality pump for your air compressor.
The air compressor is an important but unremarkable invention. Without them, our lives would be completely different. Without a pump, we can’t get hot water from central heating, nor can we get heat from the refrigerator. We can’t inflate bicycle tires, and we can’t refuel cars. Pumps are vital to all kinds of machines. So why is it important to choose the right product? The answer may surprise you.
Different types of pumps are used for different applications. Positive displacement pumps move a fixed volume of fluid and direct it to a drain. This design ensures constant flow at a constant speed regardless of discharge pressure. Centrifugal pumps work differently. The impeller accelerates the fluid, converting the input energy into kinetic energy. This type of pump is most commonly used in mines, air conditioning, industrial plants, and flood control.

safety equipment

There are several safety features you should check when using an air compressor. First, check the connection of the air filter to the air. If they come loose, parts may separate and cause injury. Another important safety feature is the shut-off valve. When working near compressed air, the shut-off valve should be within easy reach and visibility. Moving parts and other equipment must be protected with protective covers. Check safety valve and replace damaged parts.
Rupture discs are copper discs located on the air cooler. When the air pressure exceeds a certain limit, it bursts. Fusible plugs contain materials that melt at high temperatures. The compressor should have a lubricating oil pressure alarm and cut off the trip signal. If these two safety devices fail, the compressor should be stopped immediately. The rupture disc should be inspected at least weekly to ensure it does not rupture under pressure.
If the pressure level is too high, and overcurrent protection device cuts power to the motor. It also automatically shuts off the compressor when the hose ruptures or the air volume exceeds a preset level. The device should be installed on the air compressor to prevent accidents. Its job is to protect the operator from harm. If employees do not follow these safety measures, they may cause equipment damage.
To ensure safety when operating the air compressor, safety glasses and gloves should be worn. Pressurized air can cause eye injury, and crash goggles can provide a barrier to prevent this. Additionally, the self-retracting cord prevents trip hazards and reinforces excess cord. You should also keep your hands and body away from the air nozzle. This will prevent you from being sprayed with compressed air.

CFM Rating

An air compressor’s PSI and CFM ratings indicate the pressure and volume it can deliver. PSI stands for pounds per square inch and measures the force and pressure contained in one square inch of air. These two indicators are equally important when choosing an air compressor. If you need a lot of compressed air for a specific application, you will need a higher psi compressor. Likewise, if you are using compressed air in a smaller application, a low cfm compressor will not provide enough power to meet your needs.
When comparing different air compressors, be sure to pay close attention to horsepower and CFM ratings. While compressor power is essential for some tasks, it is not the most important aspect. The CFM rating of an air compressor will determine how big a project it can handle and how long it takes to charge. Make sure you understand the CFM and PSI ratings of your future compressors, as not knowing these important statistics can frustrate you and drive up costs.
In general, it is best to choose an air compressor with a CFM rating higher than the size of the air tool. This will ensure that the air compressor has enough pressure to work multiple tools efficiently at the same time. While smaller CFM ratings may be sufficient for smaller projects, larger tools such as drills require a lot of air. Therefore, the higher the CFM, the larger and more powerful the tool.
Once you understand the CFM of an air compressor, you can start looking for the right tool. You can check the CFM rating of your air compressor online by commenting below. If you’re not sure about the size of your air tool, you can always buy a second air compressor. This is a great way to double the CFM of your air compressor! You’ll have more air to do more work, and your compressor will last longer.
air-compressor

Lack of oil and lubrication

Oil-free air compressors have a smaller footprint and require less maintenance than oil-lubricated air compressors. Although oil-lubricated air compressors are more expensive and heavier than oil-free air compressors, they are also ideal for stationary use. The benefits of oil-free air compressors include greater durability and lower maintenance costs. The advantages and disadvantages of each type are discussed below.
Oil-free air compressors are generally quieter than oil-lubricated air compressors. However, you may still experience some noise while using it. To avoid this, you should choose a quiet intake compressor. However, if you work next to a noisy compressor, you should buy a muffler, an aftermarket filter that reduces compressor noise.
If you want to use the air compressor for a long time, the oil-free model is not the right choice. Its Teflon coating wears off over time, especially at extreme temperatures. Additionally, oil-free air compressors have a large number of moving parts that require regular maintenance, while oil-filled air compressors are great for those who don’t want to invest in extra parts.
Another major difference between oil-free and oil-lubricated air compressors is lubrication. Oil-lubricated air compressors require regular lubrication whereas oil-free air compressors are pre-lubricated. They have fewer parts and are cheaper. Oil-free air compressors are lighter than oil-lubricated air compressors. In addition to being more affordable, oil-free air compressors are more powerful and durable.
While oil-filled air compressors are more efficient and durable, they generate a lot of heat. However, they are also more expensive and require regular oil changes. Furthermore, they are difficult to transport. They also need to be permanently installed. These air compressors are also not portable and require a fixed location. So, consider your needs before deciding which type is best for you. When you’re choosing an air compressor for your business, be sure to shop around.
air-compressor

noise level

If you are wondering what the noise level of an air compressor is, the answer depends on your specific equipment and working environment conditions. Typically, air compressors produce 40 to 90 decibels of noise. Although the lower the decibel level, the quieter the compressor will be. Larger, more powerful air compressors produce higher noise levels than their little brothers. But no matter how big the air compressors are, it’s a good idea to wear hearing protection while working around them.
When purchasing a new air compressor, the noise level of the air compressor should be considered. While this may seem like a small problem, there are actually a lot of variations on these noisy machines. The most common type of air compressor is the reciprocating piston pump. This model uses pistons similar to an engine to rotate inside a chamber. The piston moves quickly and traps air proportional to its size. Single-piston air compressors are generally noisier than twin-piston models, also known as twin cylinders.
But even if you have the proper equipment to protect your hearing, it’s still important to know the noise level of an air compressor. Even if the noise is not immediately dangerous, it can still cause temporary or permanent hearing loss. This condition is called noise-induced hearing loss, and an air compressor with a sound level of 80 or higher can cause permanent hearing damage. You can avoid potential damage to your hearing and prevent accidents by simply paying attention to the noise level of your air compressor.
Air compressors are inherently noisy, but if you take steps to reduce their noise levels, you can minimize disruption to neighbors and co-workers. For example, installing a sound enclosure in your work area can prevent your air compressor from making as much noise as before. Depending on your workspace, you can also try installing a long air hose, which will reduce sound levels by up to 25%.
China OEM 150 cfm 30HP Direct Driven 7-13 bar Customized Industrial Electric Permanent Magnet Screw Frequency Inverter Air Compressor   air compressor for carChina OEM 150 cfm 30HP Direct Driven 7-13 bar Customized Industrial Electric Permanent Magnet Screw Frequency Inverter Air Compressor   air compressor for car
editor by Cx 2023-07-13