China 22kw 3.8m3/Min 58dB Silent Water Lubrication Oil Free Screw Air Compressor

Product Description

Diffirent kind of screw air compressor can be OEM customized for normal standard oil inject screw air compressor & Oil free water lubricated screw air compressor & Oil Free Scroll air compressor.
Belt driven type Screw Air Compressor Specifications
* Genuine belt to meet the demand of heavy-duty, long life and high reliability.
* Convenient belt tensioning device makes the maintenance easy,and the transmisstion high-efficiency is ensured.
* Provide the flexibility for the customers easily modify the working pressure if a change becomes necessary.
* Low operation cost
* Energy saving

 Technical Parameters for Oil-Free Scroll Air Compressor

Product Name 2.2-5.5kW Portable Oil-Free Scroll Air Compressor with air tank Bitmap

 
Model KPXW-0.25/8-YD KPXW-0.4/8-YD KPXW-0.6/8-YD
Capacity  L/min 250 400 600
Discharge pressure MPa 0.5~0.8 0.5~0.8 0.5~0.8
Power kW 2.2 3.7 5.5
Speed  r/min 3200 3200 2800
Voltage  V/Hz 380/50 380/50 380/50
Noise  dB (A) 61±3 62±3 63±3
Discharge temperature  ºC ≤Ambient temp+15ºC ≤Ambient temp+15ºC ≤Ambient temp+15ºC
Cooling method Air cooling Air cooling Air cooling
Controll method Automatic control Automatic control Automatic control
Connect interface size Rc1/2 Rc1/2 Rc3/4
Weight  kg 110 120 160
This series of products has obtained ISO 8573-1 Class 0 oil-free certification, with few parts, small volume, light weight, small vibration, low noise, no wearing parts, long service life, recognized as silent and maintenance free products, providing clean compressed air for users. The utility model has the advantages of convenient movement and is suitable for the occasions where the noise requirements are not very strict, and the utility model can directly supply air for use.

Technical Parameters for Oil-Free Scroll Air Compressor air end

Product Name Oil Free Scroll Air End
Model KXW-0.4/10-JT KXW-0.6/10-JT KXW-0.4/10-JT KXW-0.6/10-JT
Capacity    400L/min 600L/min 400L/min 600L/min
Discharge pressure MPa 1 1 1 1
Power   3.7 5.5 3.7 5.5
Speed   3200 2800 3200 2800
Voltage  V/Hz 380/50 380/50 380/50 380/50
Noise  dB (A) 62±3 63±3 62±3 63±3
Discharge temperature  ºC ≤ambient temp+15 ≤ambient temp+15 ≤ambient temp+15 ≤ambient temp+15
Cooling method Whole air cooling Whole air cooling Whole air cooling Whole air cooling
Connect interface size Rc1/2 Rc3/4 Rc1/2 Rc3/4
Weight  kg 21 29 21 29

Technical Parameters for Oil-Free Water Lubricated Screw Compressor

 Oil-Free Water Lubricated Screw Compressor
 Model No. Motor Power (kW) Lubricant Water (L) Air delivery (m3/min) Pressure
(bar)
Connector dia Sound(dB) Weight(kg) L*W*H(mm)
KPW-7.5F 7.5 12 1.1 7 3/4″ 55 500 1300×800×1300
1 8
0.85 10
0.7 12.5
KPW-11F 11 20 1.8 7 1″ 56 540 1300×800×1300
1.65 8
1.5 10
1.3 12.5
KPW-15F 15 26 2.4 7 1″ 57 650 1600×910×1350
2.2 8
2.1 10
1.8 12.5
KPW-18.5F 18.5 34 3.1 7 1″ 58 840 1600×910×1350
2.9 8
2.7 10
2.3 12.5
KPW-22F 22 41 3.8 7 1″ 58 870 1600×910×1350
3.6 8
3.2 10
2.5 12.5
KPW-30F 30 55 5.3 7 11/4″ 60 980 1950×1050×1432
5 8
4.3 10
3.6 12.5
KPW-37W 37 70 6.6 7 11/4″ 60 1000 1950×1050×1432
6.2 8
5.7 10
4.6 12.5
KPW-45W 45 87 8 7 11/2″ 63 1060 2150×1300×1590
7.7 8
6.9 10
6 12.5
KPW-55W 55 100 10.5 7 2″ 65 1250 2150×1300×1590
9.8 8
8.7 10
7.3 12.5
KPW-75W 75 100 13.6 7 2″ 67 1480 2150×1300×1590
13 8
11.6 10
KPW-90W 90 250 16.2 7 Dn50 71 2030 2550×1400×1605
15.5 8
14 10
KPW-110W 110 270 20.8 7 Dn65 72 2450 2550×1400×1605
19.5 8
16.5 10
KPW-132W 132 320 24 7 Dn65 73 2850 2550×1400×1605
23 8
20 10
KPW-160W 160 360 27.8 7 Dn65 75 3750 3300×2200×2000
26.5 8
23.5 10
KPW-200W 200 430 34.5 7 Dn80 77 4100 3300×2200×2000
33 8
28 10
KPW-250W 250 540 43 7 Dn100 78 4750 3300×2200×2000
40 8
37 10
KPW-280W 280 560 51 7 Dn125 78   4000×2000×2100
50 8
45 10
KPW-315W 315 616 56 7 Dn125 80   4600×2300×2400
55 8
49 10
KPW-355W 355 704 64 7 Dn150 83   4600×2300×2400
62 8
54 10
KPW-400W 400 803 73 7 Dn150 85   5000×2350×2399
70 8
61 10
KPW-450W 450 891 81 7 Dn175 85   5500×2590×2800
79 8
70 10
KPW-500W 500 979 89 7 Dn200 85   5500×2590×2800
87 8
77 10

KP-LB Belt Drive Integrated Type Screw Air Compressor with air tank air dryer 
Power range: 20hp ~ 600hp
Pressure: 7-13 Bar

7bar/8bar/10bar/12.5bar working pressure(discharge pressure) for your selection (for more lower pressure 4bar or 6bar, please send your inquiry )
Intelligent microcomputer control system, controller has the remind & record function, show the compressor operation situation clearly
Superior components, low maintenance cost
Germany OPTI belt, easy for replace, and ensure the product quality
* Oversize air-end, low rpm, no overheat problem
IP54/IP55 high quality motor, CZPT bearing, Class F level insulation; Class BTemperature rise; 
* Discharge temperature= Ambient temperature+15ºC, with cooling/ventilation system tailor made to the same local hot-humid climatic condition, NO OVERHEATING ON CONTINUOUS 100% LOAD IS GUARANTEED!
Top door is locking design, easy to open to clean the cooler and fan 
*Compressor is filled with lubrication oil before delivering, you can operate it after installed and powered on. Once it run 500hours to change the new air filter and oil filter was set for first maintenance, then normally change them with 2000-3000hours for once maintenance replacing new one.
Phase reversal protection, current overload protection, pressure protection, overheat protection

 

 Technical Parameters of LB-TY Fixed Belt Drive Screw Compressor
Model No. Motor Power (kw) Horse Power
(Hp)
Air delivery(m³/mim)  Working pressure(bar) Air Dryer Model Air Tank
(L)
L*W*H(mm) N.W(KG)
LB-4TY 4 5.5 0.74 7 HAD-001-1NF
(1.0m3/min)
250L 1400*670*1550 400
0.66 8
0.56 10
LB-5.5TY 5.5 7.5 0.8 7 HAD-001-1NF
(1.0m3/min)
250L 1400*670*1550 450
0.7 8
0.6 10
LB-7.5TY 7.5 10 1.2 7 HAD-001NF
(1.6m3/min)
250L 1400*670*1550 500
1.1 8
1 10
0.8 13
LB-11TY 11 15 2.0 7 HAD-003NF
(2.7m3/min)
300L 1400*670*1550 550
1.6 8
1.42 10
1.14 13
LB-15TY 15 20 2.5 7 HAD-003NF
(2.7m3/min)
300L 1150*800*1100 390
2.3 8
2 10
1.75 13
LB-18.5TY 18.5 25 3.1 7 HAD-003NF
(3.8m3/min)
250L*2 1650*800*1840 620
2.9 8
2.6 10
2.2 13
LB-22TY 22 30 3.5 7 HAD-003NF
(3.8m3/min)
250L*2 1650*800*1840 700
3.3 8
3.0 10
2.6 13
*According to the standard of GB19153-2009     *Compressor Stage: Single Stage Compression
*Standard Power Supply: 380V/50Hz/3ph           *Exhaust Temperature: Ambient Temperature +15ºC
*Configurated normal temperature type Air dryer,with Dew Point range: 3-10ºC;
*Please contact us for any specification that is not within the above mentioned standard.
Welcome to join us !
We Consider Our Customers as Our Friends and Families, and We do Believe in the CZPT Situation for Building up Long-Term Relationship. 
• Innovation
    Provide innovative, stable products and services.
• Quality
    Deliver consistently superior performance and pursue every possible improvement. 
• Agility
    Identify emerging trends and act quickly to acquire new opportunities.
• Customer Satisfaction
    Anticipate customer needs and exceed their expectations.
• Warranty
Within 12 months since the customer used,or 18 months since shipped from factory, no matter which expires, we ensure that no defects for material and manufacturing.

Name   7.5KW Belt Driven Integrated Screw Air Compressor
Model   SLB-7.5-7 SLB-7.5-8 SLB-7.5-10 SLB-7.5-13
Specification Working pressure bar 7bar 8bar 10bar 13bar
Air delivery M³/min 1.15m3/min 1.06m3/min 0.85m3/min 0.65m3/min
Motor power KW 7.5KW
Voltage V 380V/50Hz/3ph
(other voltage need to take 20days customize produciton )
Outlet dia   G3/4
Weight Kg 280
Dimension (L*W*H)mm 1650*800*1700mm  (Integrated compressor+dryer+tank) 
Compressor type Single Stage Screw
Start mode   Delta Start
Cool method   Air cooled
Driven method   belt driven
Discharge temp ºC Ambient temp+10-15ºC
Compressed oil content ppm ≤3PPM
Noise dB(A) 78
Motor Protection grade (IP54) IP54 / Class F insulation/ Class B temperature rise
Max ambient temp ºC ≤40ºC
Control mode  PLC MAM PLC
Lubricant Oil replace regular time H 3000hrs(First runing time only 500hrs)
Oil separator replace regular time H 3000hrs 
Oil Filter replace regular time H 3000hrs(First runing time only 500hrs)
Air filter element replace regular time H 3000hrs(First runing time only 500hrs)
Configured Refrigerated Air Dryer Specification  m3/min 1.2m3/min
Voltage 220V/50Hz/1ph
Configured Air Tank Volume L 300L (GB-150 standard pressure vessel)

               

KEEPWIN TECHNOLOGY ZheJiang CO.,LTD is a high-tech joint-stock enterprise which specializes in the development and designing, manufacturing and installation, mating remolding, and sales service of compressors as well as the corresponding pre-and post-position purifying equipment. CZPT offers you a various range of gas compressors like normal standard screw compressor, piston compressor, diaphragm compressor, CNG compressor, CO2 compressor, Hydrogen compressor, Nitrogen booster compressor, etc. for your process handling needs. These products are developed with the highest level of professionalism and innovation. The premium-grade raw material and advanced technology is utilized in the production process, which assists us in giving required shape, design, and finish to the finished products. The products are then sent to the Quality Control Department for stringent quality tests on various parameters.
Keepwin Gas Solution Engineer can customize any special gas Reciprocating Piston Compressor & high pure gas flammable gas oil-free Diaphragm Compressor, and Industry using Screw Air Compressor & Portable Piston Air Compressor.
 
A. The gas compression medium 
B. The flow rate: _____Nm3/hr
C. Inlet pressure: _____ Barg(gauge pressure)
D. Discharge pressure: _____ Barg(gauge pressure)
E. Inlet gas temperature & Outlet gas temperature
F. Cooling water temperature as well as other technical requirement.
G. Voltage/Frequency/Phase
The compressed medium may also include flammable and explosive gas, such as Natural Gas, Coal Gas ,coking gas, oxygen gas, Hydrogen gas, as well as special gas which are toxic gas and corrosive gas, radioactive gas. CZPT has taken a series of technical measures in aspects such as structure material, explosion prevention, auto-control and protection to guarantee safety and reliability.
The products are stable,reliable and have already been in series and modularized.keepwin can aslo rapidly provide products of other specifications through modular combination design upon users’ requirements.

Customer Case

 

             

FAQ

Q1: What’s your delivery time?
A: Generally screw compressor with 20-30 days, Reciprocating compressor & diaphragm high pressure gas comrpessor with 12-20weeks to customize producing.

Q2: How long is your air compressor warranty?
A: Usually 1 year /12 Months for whole compressor machine, 2years/24months for air end (except maintenance spare parts.). And we can provide further warranty if necessary.

Q3: How long could your air compressor be used?
A: Generally, more than 10 years.

Q4: Can you do OEM for us?
A: Yes, of course. We have around 2 decades OEM experience.And also we can do ODM for you.

Q5: What’s payment term?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, Trade Assurance and etc. Also we could accept USD, RMB, GBP, Euro and other currency.

Q6: How about your customer service?
A: 24 hours on-line service available. 48hours problem sovled promise.

Q7: How about your after-sales service?
A: 1. Provide customers with intallation and commissioning online instructions.
2. Well-trained engineers available to overseas after-sales service.

Q8. Are you factory?
A4: Absolutely! You have touched the primary sources of Air Gas Compressor. We are factory.

How to contact with us?
Send your Inquiry Details in the Below, or Click “Back to Home” to check more other Gas Compressor machine equipment!  

 

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 2 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.
air-compressor

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 2 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 9 to 18 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 2 to 5 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 2 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 1 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 22kw 3.8m3/Min 58dB Silent Water Lubrication Oil Free Screw Air Compressor  China 22kw 3.8m3/Min 58dB Silent Water Lubrication Oil Free Screw Air Compressor

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