China high quality 15kw Variable Frequency Screw Air Compressor air compressor repair near me

Product Description

DHH CZPT Factory, welcome customers contact us for cooperation,  our factory can offer full range of screw type air compressors, and have technical support team and after sales service team,  welcome to visit our factory!

Belt driven screw air compressor 15KW
1. Double screw
2. German air end
3. Low noise
4. CE certification

DBF series (belt)variable frequency CZPT technicalparameters
DHH Air flow Capacity(m3/min)/cfm Power Noise Outlet 
Diameter
Dimension Weight
0.7Mpa 0.8Mpa 1.0Mpa 1.3Mpa KW/HP DB(A) INCH W×D×H mm Kg
MODEL m3/min cfm m3/min cfm m3/min cfm m3/min cfm            
                           
DBF-7.5A 0.91 32.1 0.84 29.6 0.75 26.5 0.63 22.2 5.5/7.5 65 G3/4” 780×680×800 320
DBF-10A 1.3 45.9 1.2 42.4 1.0 35.3 0.84 29.6 7.5/10 65 G3/4” 780×680×800 350
DBF-15A 1.7 60 1.6 56.5 1.4 49.4 1.2 42.4 11/15 65 G3/4” 1100×800×980 430
DBF-20A 2.4 84.8 2.3 81.2 2.0 70.6 1.6 56.5 15/20 68 G3/4” 1100×800×980 460
DBF-25A 3.0 105.9 2.9 102.4 2.7 95.3 2.3 81.2 18.5/25 68 G1” 1250×870×1180 620
DBF-30A 3.7 130.7 3.6 127.1 3.2 113 2.8 98.9 22/30 68 G1” 1250×870×1180 680
DBF-40A 5.2 183.6 5.0 176.6 4.5 158.9 3.8 134.2 30/40 69 G1” 1250×870×1180 790
DBF-50A 6.5 229.5 6.2 219 5.6 197.8 4.9 173 37/50 69 G11/2” 1540×950×1290 920
DBF-60A 8.0 282.5 7.3 257.8 7.0 247.2 5.9 208.4 45/60 70 G11/2” 1540×950×12900 1050
DBF-75A/W 10.1 356.7 9.5 335.5 8.7 307.2 7.8 275.5 55/75 70 G2” 1600×1150×1420 1580

More information about us:
1.We have ISO9001 management system
2. All of our air compressors are with CE, SGS, TUV, BV certificates
3.We have our own Export Lisence,  can do export by ourself
4.We have our own Trade Mark which is famous in our home market, and can protect your market if you distribute our air compressors.
5.We attend air compressor exhibition shows every year,  in China and oversea countries.
6.We will send you formal Agent Authorization if you are our exclusive distribution agent.

Belt driven screw air compressor 

1. Reliable quality, competitive price
2. German Air end, 10 years manufacture experience
3. Working environment temperature: – 5 ~ 45 degree;
4. Discharge temperature is less than ambient temperature about + 10 ~ 15 degree.
5. Drive mode: Belt driven;
6. Start mode: Variable frequency start;
7. Work voltage: 380V / 50Hz, 460V / 230V/415V voltages can be made for customers;

DHH Air flow Capacity(m 3 /min)/cfm Power Noise Outlet
Diameter
Dimension Weight
MODEL 0.7Mpa 0.8Mpa 1.0Mpa   1.3Mpa KW HP dB(A) INCH W× D× H mm Kg
m 3 /min cfm m 3 /min cfm m 3 /min cfm m 3 /min cfm            
DBF-7.5A 0.91 32.1 0.84 29.6 0.75 26.5 0.63 22.2 5.5 7.5 65 G3/4″ 780× 680× 800 320
DBF-10A 1.3 45.9 1.2 42.4 1.0 35.3 0.84 29.6 7.5 10 65 G3/4″ 780× 680× 800 350
DBF-15A 1.7 60 1.6 56.5 1.4 49.4 1.2 42.4 11 15 65 G3/4″ 1100× 800× 980 430
DBF-20A 2.4 84.8 2.3 81.2 2.0 70.6 1.6 56.5 15 20 68 G3/4″ 1100× 800× 980 460
DBF-25A 3.0 105.9 2.9 102.4 2.7 95.3 2.3 81.2 18.5 25 68 G1″ 1250× 870× 1180 620
DBF-30A 3.7 130.7 3.6 127.1 3.2 113 2.8 98.9 22 30 68 G1″ 1250× 870× 1180 680
DBF-40A 5.2 183.6 5.0 176.6 4.5 158.9 3.8 134.2 30 40 69 G1″ 1250× 870× 1180 790
DBF-50A 6.5 229.5 6.2 219 5.6 197.8 4.9 173 37 50 69 G1 1/2″ 1540× 950× 1290 920
DBF-60A 8.0 282.5 7.3 257.8 7.0 247.2 5.9 208.4 45 60 70 G1 1/2″ 1540× 950× 1290 1050
  DBF-75A/W 10.1 356.7 9.5 335.5 8.7 307.2 7.8 275.5 55 75 70 G2″ 1600× 1150× 1420 1580

Product Description
Our screw air compressors are with featured functions as below:

1. LCD/TOUCH Screen controller
2. VSD/MAGNET Frequency
3. Auto RESTART function
4. Remote control function by computer and switch
5. Controller language  English / Spanish / Russian

Look for distribution agent:
1. Reliable quality, competitive price, 380V, 415V  ordered electric voltage
2. Germany GHH Air end, 20 years manufacture experience, ISO9000 factory
3. Working environment temperature: – 5 ~ 85 degree;
4. Discharge temperature is less than ambient temperature about + 10 ~ 15 degree.
5. Drive mode: Belt driven;

HOW OIL-INJECTED ROTARY SCREW AIR COMPRESSORS WORK
 
As the name suggests, there is oil injected in this type of screw compressor. But where is it  injected, why and how? Let me explain..

As said before, the screw element is the most important part of the air compressor. But it 
can’t function by itself. There are a lot of other parts that make up the air compressor. 
 
How it works 
Outside air is sucked in by the screw element (air-end) through the air inlet filter. The inlet filter 
makes sure that all the dust en dirt stays outside. It protects the screw element (which is 
very expensive and can be damaged.
 
It’s also the first step in making sure that the compressed air is clean: all the dust that is sucked in will eventually end up in the compressed air system.
 
Load/unload control
Before the air enters the screw element, it passed the inlet valve or unload valve. This valve opens and closes the air supply to the screw element.
 
When it’s open, the compressor is in ‘loaded’ condition: it is actually compressing air and pumping it into the compressed air system. When the valve is closed, is shuts off the air supply to the compressor element: the motor and screw element are turning, but the compressor is not sucking any air in and is not pumping any air to the system.

Certificate

Project case

Customer Feedback

About us

DEHAHA Compressor ZheJiang CO.,Ltd. Company is a manufacturer of screw type air compressors, we have been in screw air compressor industry for almost 24year,  export to oversea market for 13 years.

Our  screw air compressor range:  fixed speed belt transimission series(4hp-50hp),  fixed speed direct coupling driven series(10hp-250hp),  variable speed frequency series(VFD 10hp-250hp), permanent magnet frequency series(10hp-175hp  the newest technology, most every saving screw air compressor,  much lower noise, frequency start)

Certificates of our screw air compressors:  CE, SGS, TUV, BV.  our CZPT oil tank with ASME certificate. We want to have exclusive distribution agent in different oversea market,  welcome to contact us for cooperation please. Our company can offer you technical support,  after-sales maintainence training,  exhition on your market support.

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 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’depots.
6.All kinds of technical documents in different languages.

FAQ

1.Why customer choose us? 
DEHAHA COMPRESSOR ZheJiang CO.,LTD.with 24 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) CZPT agents and after service available.   

Shipping Cost:

Estimated freight per unit.



To be negotiated|


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Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Customization:
Available

|

air-compressor

A Buyer’s Guide to Air Compressor Types

There are many types of Air Compressors, and it’s important to understand what each type has to offer. In this article, we’ll discuss single stage air compressors, low-noise compressors, and models with two pistons. But, before you buy an Air Compressor, be sure to read our buyer’s guide to the various types. This way, you’ll have all of the information you need to make the right decision for your business.

Single-stage air compressors

A single-stage air compressor is an excellent choice for most general-purpose purposes. They provide enough power to operate pneumatic tools, and they produce less heat. Single-stage air compressors, however, are not suitable for heavy-duty industrial uses. However, they can be used in various applications, including auto shops, gas stations, and various manufacturing facilities. They are also suitable for borewells and other high-pressure places.
These air compressors are a great choice for home use and are suitable for small-scale businesses, contractors, and small shops. These compressors have continuous duty cycles, cast iron compressor pumps, and a minimum 5,000-hour pump life. They also feature advanced features, including ODP motors, Auto Start & Controls, Receiver tanks, and power cords. They have low maintenance and can save you a great deal of money.
Single-stage air compressors are generally less expensive and lighter than their two-stage counterparts. Single-stage air compressors are also more portable, which is a plus for small projects. While two-stage compressors offer higher CFM, they are more powerful and bulky, making them unsuitable for small or home use. So it is essential to determine what you will use the air compressor for and decide on a model based on your needs.
A single-stage air compressor is made of a piston and a tank. The piston moves rapidly inside the cylinder and exerts pressure on the cylinder. This means that the piston can’t move any faster than the air pressure outside the cylinder. The piston is designed to operate in the same way for each stage. This is a great choice for home shops and one-man automotive shops, as it allows you to control the pressure without sacrificing the pump’s life.
Single-stage air compressors are often cheaper than two-stage versions, but they are not the best choice for every application. If you are only using your air compressor occasionally, you’ll find a one-stage model to be much more reliable than a two-stage model. The main difference between the two types of compressors is in the amount of air that each stage compresses. A two-stage air compressor will have more air storage capacity, but it will still produce more pressure.

Rotary vane compressors

Rotary vane compressors use a centrifugal pump to compress air. The rotor is set eccentrically in the housing, which almost touches the vane. As the rotor turns, the air that enters the pump is trapped between the vanes. This compressed air undergoes compression as the rotor rotates. Vanes are small pieces of carbon fiber or graphite composite. Vanes may be made of different materials depending on the application.
While rotary vane pumps are not commonly used to produce compressed air, they are widely used in automotive and hydraulic applications. Chances are, you have used a rotary vane pump at some point in your life. These pumps are also common in the vacuum and compressed air industries. As a result, many people don’t realize that they’re still around. They feature slots that allow the vanes to slide in and out of the rotor.
A rotary vane compressor has a drum and rotor inside. The rotor is eccentrically positioned and has slots and grooves on its surface. Its inlet and outlet ports are situated off-center, allowing the vanes to be pushed out by centrifugal force. Because the rotor rotates so quickly, air is trapped between the vanes. This air then becomes pressurized by the rotating rotor.
Rotating vane compressors can be easily serviced and repaired. A simple replacement of carbon vanes requires just 15 minutes and common tools. The carbon vanes typically last nine to eighteen months, depending on system operating pressure. Before purchasing a rotary vane compressor, make sure to check whether it has been properly performance-tested and has a warranty. Generally, warranties cover the rotor/stator chambers but do not cover the vanes or air filters. You should also check if the unit is covered by a lightning or water damage warranty.
Rotary vane compressors are an integral part of manufacturing industries. Many pharmaceutical manufacturing facilities depend on rotary vane compressors to control their equipment. Other industries that use rotary vane compressors include the plastics, woodworking, natural gas, and medical & dental fields. Their benefits are numerous and far outweigh any disadvantages of rotary screw compressors. For example, a rotary vane compressor can double the life of a conventional compressor.
air-compressor

Rotary vane compressors with low-noise models

If you are looking for a rotary vane air compressor, you have come to the right place. CZPT’s LV Series rotary vane compressors offer low-noise models, compact size, and robust integration. In addition to their low-noise features, they feature large filter systems to deliver high-quality compressed air. The LV Series models also feature CZPT’s reputation for reliability and quality.
This type of compressor uses centrifugal force to operate and is limited in its top and minimum operating speeds. They are only a third as powerful as screw compressors, and their top speed limits are much lower. Furthermore, the vanes wear out easily at high speeds because there is not enough centrifugal force to seal them against the cylinder’s edges. Even at half their full capacity, they consume as much as 80% of their total energy rating.
Because piston compressors produce a lot of noise, factory owners and shop owners have begun to install noise-dampening cabinets and other solutions. But, rotary vane compressors produce far less noise than a traditional vacuum, and the maintenance costs are also low. Rotary vane compressors are also extremely helpful in several industries. They are used in the automotive and auto finishing industries, as well as in dairy industries and milking machines.
If you have a deep pond, a rotary vane air compressor kit can pump up to 20 feet of water. This is more than enough airflow for two to five diffusers. A 1/4 HP rotary vane kit pumps around 4.2 CFM. It also helps to increase circulation and oxygen levels in the pond. Finally, a 1/4 HP kit offers the necessary power to clean up the bottom of a pond.
The rotary vane and rotary screw are the most popular air compressors today. While they are similar in many ways, they are more versatile and durable than their counterparts. They use fewer angular contact ball bearings and require less frequent maintenance than piston air compressors. Compared to piston air compressors, rotary vane and rotary screw compressors are quieter and are less expensive.
air-compressor

Rotary vane compressors with two pistons

The rotary vane and rotary screw compressors are similar in application, but both have different advantages and disadvantages. This article will compare the benefits of each and highlight the differences between them. While both are commonly used in industrial applications, rotary vane compressors are preferred by many industries. These compressors also have a wide range of uses, ranging from automotive air tool operation to milking machines. These compressors also have the advantage of being quieter than piston-powered ones.
The current common rail position may not be suitable for pressure swirl injectors, but new positions have been tested and show improvements in specific energy values. Moreover, the current position is not required for external oil pumps. However, mass induction and expulsion have to be performed with utmost care. This article focuses on the design and efficiency of rotary vane compressors. You can find more information about this new design in the references mentioned below.
The advantages of this type of compressor are its low cost, compact size, and easy maintenance. Hence, they are preferred in low capacity applications. Moreover, they feature integrated vanes. The rotating vanes close the air gap and compress air towards the outlet. Compared to piston-powered compressors, these units are cheaper and more reliable. Therefore, you should choose one with the lowest price tag. You can also opt for rotary vane compressors that are oil-free.
Sliding vane compressors are another popular variant. They have a single cylinder connected to the compressor and are capable of operating at low speeds. This design also reduces the amount of friction and maintains volumetric efficiency. However, the sliding vane compressors suffer from high frictional losses. If you are looking for a more efficient rotary compressor, this is the best option. While sliding vane compressors have been in the spotlight for over a century, they are still quite young.
These compressors are easy to install and maintain. They are also quieter than piston compressors. They are also cheaper than piston-driven compressors. The energy efficiency and low price make them the perfect choice for any commercial or industrial application. If you’re looking for a small, compact compressor, the rotary vane has been proven to be the best choice for your needs. You should know that it has a long service life.

China high quality 15kw Variable Frequency Screw Air Compressor   air compressor repair near meChina high quality 15kw Variable Frequency Screw Air Compressor   air compressor repair near me
editor by CX 2023-04-20

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