China manufacturer 30kw 6.4m3/Min Energy Saving Two Stage Screw Air Compressor with Best Sales

Product Description

Quick Details  
Condition:  New Brand Name: KEEPWIN Motor speed 2950rpm  
Power Source:   AC power Model: KP-LR-30S Motor power 30KW /40HP  
Type:  Screw Compressor Voltage: 220V/380V/400V/415V/440V/ 600V/660V,etc Suitable Medium Air  
Configuration  Stationary/ Skid Air Delivery 6.4m3/min (226cfm/min) Insulation Class F  
Noise 78dB Inlet Pressure Atmosphere Color Customized is accepted  
Lubrication Style: Oil Lubricate Working Pressure 8bar Temperature rise;  Class B  
Drive Mode Direct Drive Weight: 1080kgs Diameter of outlet G 1″  
After-sales Service Engineers available to service overseas Cooling method air cooling Enviroment temprature -5~+45ºC  
OEM: Welcomed Dimension 1650*880*1280mm Warranty  12 Months  
Package:According to the customer’s requirements to customize OEM or ODM products. And in order to let our customer to receive the whole good quality products, we packed all of the goods by polywood case free for them.   
E
Energy Saving Analysis of Two Stage Screw Compressor

Power range: 20Hp ~ 600Hp
Customize Working Pressure: 6-16Bar
Normal working pressure: 7bar/8bar/10bar/13bar

*The fisrt time compressed air go through fuel injection cooling,after lowered the 2 stage suction temperature,do the second same pressure compression.   
*Two stage compressor using the same pressure ratio to set the air end space pressure. So each stage compression ratio is less than CZPT compression ratio.The amount of the backflow leakage between the rotors is greatly reduced, and the volumetric efficiency and the adiabatic efficiency are greatly improved                                                                                                                                                                                                                   *Under the same power, the 2 stage compressor compressed air is more 15% higer than CZPT compressor, and can achieve up to 15% energy saving.

 
Nine Hihglight points for Keepwin’s Screw Compressor 

1. Intelligent microcomputer control system, controller has the remind & record function, show the compressor operation situation clearly
2. Superior components, low maintenance cost
3.Germany OPTI belt, easy for replace, and ensure the product quality
4. Oversize air-end, low rpm, no overheat problem
5. IP54/IP55 high quality motor, S KF bearing, Class F level insulation; Class BTemperature rise; 
6. 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!
7.Top door is locking design, easy to open to clean the cooler and fan 
8.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.
9. Phase reversal protection, current overload protection, pressure protection, overheat protection

COMPRESSOR Picture Model &Name Motor Air End type Working Pressure/  Air Delivery Power Power consumption compare & calculation
KP-LD-22 Normal screw compressor (single stage air end) Normal motor Single stage air end 8bar  3.3m3/min 22KW “=22KW*10h*360days*0.2 usd 
KP-LDV-22 Inverter screw compressor  Inverter/Frequency motor Single stage air end 8bar  0.6-3.3m3/min 22KW “=22KW*10h*360days*0.2 usd*15%
 KP-LR-18.5 Two Stage screw compressor
 (two stage air end)
Normal motor Two stage air end 8bar  3.3m3/min 18.5KW =18.5KW*10h*360days*0.2 usd
Above calculation was based the normal working 10hours everyday ,total worked for 360days in a year, and example for the power electric charge is USD$0.2/KW.h ( please you can change to your local correct power electric charge;)
1. SLD-22  Normal screw compressor  =22KW*10h*360days*$0.2 usd /KW.h=USD $15840.00
2.SLDV-22 Inverter CZPT =22KW*10h*360days*$0.2 usd /KW.h*15%=USD $13464.00 (for frequency/inverter CZPT can save at least 15% power consumption than normal screw compressor)
3. SLR-18.5 Two Stage CZPT =18.5KW*10h*360days*$0.2 usd /KW.h=USD $13320.00

 

 
Technical Parameter (Two Stage Screw Air Compressor)
 Model   Working Pressure F.A.D (Air Delivery) Motor Power Dimension  N.W  Connection
Bar Psi m3/min cfm KW HP  L×W×H(mm) KG  
KP-LR-15S 8 116 2.9 102 15 20 1150*800*1180 500 DN20
10 145 2.6 92
13 189 2.2 78
KP-LR-18.5S 8 116 3.3 117 18.5 25 1150*800*1180 700 DN25
10 145 3 106
13 189 2.6 92
KP-LR-22S 8 116 4.1 145 22 30 1650*880*1280 800 G1-1/2
10 145 3.5 124
13 189 3.2 113
KP-LR-30S 8 116 6.4 226 30 40 1650*880*1280 1080 G1-1/2
10 145 4.9 173
13 189 4.2 148
KP-LR-37S 8 116 7.1 251 37 50 2000*1260*1560 1380 G1-1/2
10 145 6.3 223
13 189 5.4 191
KP-LR-45S 8 116 9.7 343 45 60 2000*1260*1560 1980 G2″
10 145 7.8 276
13 189 6.5 230
KP-LR-55S 8 116 12.5 442 55 75 2100*1360*1660 2380 G2″
10 145 9.6 339
13 189 8.6 304
KP-LR-75S 8 116 16.5 583 75 100 2100*1360*1660 3200 G2″
10 145 12.5 442
13 189 11.2 396
KP-LR-90S 8 116 20 706 90 125 2550*1730*1918 3400 DN65
10 145 16.9 597
13 189 14 495
KP-LR-110S 8 116 23.5 830 110 150 2550*1730*1918 4500 DN80
10 145 20 706
13 189 17 600
KP-LR-132S 8 116 28 989 132 180 2855*1730*1918 4800 DN80
10 145 23.5 830
13 189 19.5 689
KP-LR-160S 8 116 33 1166 160 220 2855*1730*1918 6200 DN80
10 145 28 989
13 189 23 812
KP-LR-185S 8 116 38 1342 185 250 3200*1730*1918 6300 DN80
10 145 32.5 1148
13 189 27.5 971
KP-LR-200S 8 116 43 1519 200 280 3200*1730*1918 6500 DN100
10 145 38.5 1360
13 189 33 1166
KP-LR-220S 8 116 47 1660 220 300 4000*1730*1918 6850 DN125
10 145 41.5 1466
13 189 38 1342
KP-LR-250S 8 116 54 1907 250 340 4000*2120*2200 8100 DN125
10 145 45 1590
13 189 40 1413
KP-LR-280S 8 116 59 2084 280 380 4350*2050*2120 8500 DN125
10 145 53.5 1890
13 189 43.5 1537
KP-LR-315S 8 116 68 2403 315 420 4350*2050*2120 8600 DN125
10 145 62 2191
13 189 55 1943
KP-LR-355S 8 116 74 2615 355 480 4550*2150*2220 8800 DN125
10 145 68 2403
13 189 62 2191
*According to the standard of GB19153-2009     *Compressor Stage: CZPT 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.
• OEM & ODM
According to the customer’s requirements to customize OEM or ODM products. And in order to let our customer to receive the whole good quality products, we packed all of the goods by polywood case free for them. 

Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Angular
Structure Type: Open Type
Installation Type: Stationary Type
Samples:
US$ 5888/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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air-compressor

How to Choose the Right Air Compressor

An air compressor uses pressurized air to power a variety of tools. They are most commonly used to power nailers and impact wrenches. Other popular uses for air compressors include paint sprayers and impact wrenches. While all air compressors have the same basic construction, their specialty differs. Ultimately, their differences come down to the amount of air they can push. Read on for information on each type of air compressor. These tools are great for many different purposes, and choosing the right air compressor depends on your specific needs.

Electric motor

While purchasing an electric motor for air compressor, compatibility is a key factor. Not all motors work with the same type of air compressor, so it’s important to check the manufacturer’s instructions before purchasing. By doing this, you can avoid wasting money on an incompatible motor. Another important consideration is speed. A motor’s speed is its rate of rotation, measured in revolutions per minute. It is critical that you purchase a motor with sufficient speed to meet the needs of your air compressor.
Typically, an electric motor for air compressor is 1.5 hp. It is ideal for use with medical equipment and metal-cutting machines. It also performs well under continuous operation and offers a high efficiency and energy-saving performance. Moreover, it features an attractive price, making it a good choice for a wide range of applications. If you are looking for a motor for an air compressor, look no further than a ZYS series.
A motor’s protection class indicates how the motor will operate. Protection classes are specified by the IEC 60034-5. These are stated with two digits and represent the protection against solid objects and water. For example, an IP23 rating means that the motor will be protected from solid objects, while IP54 means that it will protect from dust and water sprayed from all directions. It is vital to choose a motor with the correct protection class for your air compressor.
When choosing an electric motor, you should consider whether it’s compatible with the brand of air compressor. Some may be compatible, while others may require advanced electronics skills to repair. However, most air compressors are covered by warranty, so it’s important to check with the manufacturer if the warranty is still in effect before you spend a dime on a replacement. The motor should be replaced if it has failed to perform as designed.
air-compressor

Oil bath

Air compressors require proper lubrication to function efficiently. The piston must draw air with minimal friction. Depending on their design, air compressors can either be oil-lubricated or oil-free. The former uses oil to reduce piston friction, while the latter splashes it on the cylinder bearings and walls. Such air compressors are commonly known as oil-flooded air compressors. In order to keep their oil baths clean, they are recommended for use in locations with high dust levels.

Start/stop control

An air compressor can be controlled by a start/stop control. This type of control sends a signal to the main motor that activates the compressor when the demand for air falls below a preset limit. This control strategy is effective for smaller air compressors and can be useful for reducing energy costs. Start/stop control is most effective in applications where air pressure does not change frequently and where the compressor is not required to run continuously.
To troubleshoot this problem, you need to check the power supply of your compressor. To check the supply side, use a voltage monitor to determine if power is flowing to the compressor. Ensure that the power supply to the compressor is steady and stable at all times. If it fluctuates, the compressor may not start or stop as expected. If you cannot find the problem with the air compressor power supply, it may be time to replace it.
In addition to the start/stop control, you may want to purchase additional air receivers for your air compressor. These can increase the capacity of air stored and reduce the number of times it starts and stops. Another way to decrease the number of starts per hour is to add more air receivers. Then, you can adjust the control to match your requirements. You can also install a pressure gauge that monitors the compressor’s performance.
Start/stop control for air compressors can be complex, but the basic components are relatively easy to understand. One way to test them is to turn the compressor on or off. It is usually located on the exterior of the motor. If you’re unsure of the location of these components, check the capacitors and make sure that the air compressor is not running while you’re not using it. If it does, try to remove the capacitor.
Variable displacement control is another way to adjust the amount of air flowing into the compressor. By controlling the amount of air, the control can delay the use of additional compressors until more required air is available. In addition to this, the device can also monitor the energy used in the compressor. This control method can result in substantial energy savings. You can even save on the amount of electricity by using variable displacement control. It is essential for efficient compressed air systems.
air-compressor

Variable speed drive

A VFD, or variable frequency drive, is a type of electric motor that adjusts its speed to match the demand for air. It is an efficient way to reduce energy costs and improve system reliability. In fact, studies have shown that a 20% reduction in motor speed can save up to 50% of energy. In addition, a VFD can monitor additional variables such as compressor oil pressure and motor temperature. By eliminating manual checks, a VFD will improve the performance of the application and reduce operating costs.
In addition to reducing energy costs, variable-speed drives also increase productivity. A variable-speed air compressor reduces the risk of system leaks by 30 percent. It also reduces the risk of system leaks by reducing pressure in the system. Because of these advantages, many governments are promoting this technology in their industries. Many even offer incentives to help companies upgrade to variable-speed drives. Therefore, the variable-speed drive can benefit many air compressor installations.
One major benefit of a variable-speed drive is its ability to optimize energy use. Variable frequency drives are able to ramp up and down to match the demand for air. The goal is to optimize the pressure and flow in the system so that the best “dead band” occurs between forty percent and eighty percent of full load. A variable-speed compressor will also increase energy efficiency because of its programmability.
A variable-speed air compressor can also be used to control the amount of air that is compressed by the system. This feature adjusts the frequency of power supplied to the motor based on the demand. If the demand for air is low, the frequency of the motor will reduce to save energy. On the other hand, if there is an excess demand for air, the variable-speed compressor will increase its speed. In addition, this type of air compressor is more efficient than its fixed-speed counterpart.
A VFD has many benefits for compressed air systems. First, it helps stabilize the pressure in the pipe network, thereby reducing the power losses due to upstream pressure. It also helps reduce the power consumption caused by fluctuations in upward pressure. Its benefits are also far-reaching. And as long as the air pressure and air supply is properly sized, a VFD will help optimize the efficiency of compressed air systems.

China manufacturer 30kw 6.4m3/Min Energy Saving Two Stage Screw Air Compressor   with Best SalesChina manufacturer 30kw 6.4m3/Min Energy Saving Two Stage Screw Air Compressor   with Best Sales
editor by CX 2023-06-05

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