China supplier 22kw 30HP 3.2~3.7m3/Min Industrial Electric Stationary Direct Driven Oil Injected Screw Air Compressor air compressor parts

Product Description

Product Description
********************************************************************************************************************************

Model: DC30A
Free air delivery: 3.6m3/min
Working pressure: 8bar
Screw air end rotor lobe: 5:6
Brand of screw air end: Hanbell ZheJiang  AB+ series with 6 pcs CHINAMFG bearings
Control: Mircro PLC controller
Driven: direct coupling
Cooling: by air
Electric motor: 30hp 22KW 380V/3PH/50HZ,IP54 protection level
Discharge temperature: less than ambient +8 ºC
Noise: less than 68 dB(A)
Air outlet size: G1″
Dimension: 1330*830*1265mm
Weight: 400kg
Warranty: 24 months for the screw air end,12 months for the whole set compressor except air filter,oil filter and oil/air separator.

Direct driven screw air compressor

1. Reliable quality, competitive price
2. German Air end
3. Perfect service network
4. Easy to install, operate and maintain.
5. Low noise, Low energy consumption, Low running, Low maintenance cost.
6. Aptitude and intelligent Control, PLC control, LCD displayer.
7. Screw compressor factory welcome dealers join in us
 

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 cfm m 3 cfm m 3 cfm m 3 cfm    
DC-30A 3.6 127.1 3.4 120 3.2 113 2.8 98.9 22 30 68 G1″ 1300× 830× 1260 400
DC-50A 6.5 229.5 6.2 219 5.6 197.8 4.9 173 37 50 69   G1 1/2″ 1450× 1000× 1240 900
DC-75A/W 10.1 356.7 9.5 335.5 8.5 300.2 7.5 264.9 55 75 70 G2″ 1720× 1200× 1340 1700
DC-100A/W 13.6 480.3 12.8 452 12.3 434.4 10.2 360.2 75 100 72 G2″ 2571× 1260× 1460 1900
DC-125A/W 16.1 568.5 15.5 547.4 14.0 494.4 12.5 441.4 90 125 72 DN50 2571× 1260× 1460 2500
DC-150A/W 21.2 748.7 19.6 692.2 17.8 628.6 15.5 547.4 110 150 73 DN65 2300× 1600× 1790 2800
DC-175A/W 24.1 851 23.2 819.3 20.5 724 17.8 628.6 132 175 74 DN65 2300× 1600× 1790 3000
DC-220A/W 28.8 1017 27.8 981.7 25.0 882.9 22.4 791 160 220 75 DN80 2500× 1700× 1850 3500
DC-250A/W 32.5 1147.8 31.2 1101.8 28.0 988.8 25.8 911 185 250 77 DN80 2500× 1700× 1850 3800
DC-270A/W 34.5 1218.4 34.0 1200.7 30.5 1077 28 988.8 200 270 76 DN80 2500× 1700× 1850 4200
DC-300A/W 36.8 1299.6 34.7 1225.4 31.5 1112.4 29.5 1041.8 220 300 80 DN100 2800× 1900× 1950 4800
DC-350A/W 43.0 1518.5 41.5 1465.6 38.0 1342 34.9 1232.5 250 350 78 DN100 2800× 1900× 1950 5200
DC-375A/W 51.35 1813.4 50.59 1786.6 46.06 1626.6 41.51 1466 280 375 82 DN125 4200× 2200× 2240 7600
DC-400A/W 56.79 2005.5 55.95 1975.9 50.08 1768.6 45.62 1611 315 400 82 DN125 4200× 2200× 2240 7600
DC-450A/W 66.08 2333.6 65.43 2310.6 55.12 1946.5 49.58 1750.9 355 450 83 DN125 4200× 2200× 2240 8200
DC-500A/W 75.05 2473.8 74.31 2624.2 64.46 2276.4 58.07 2050.7 400 500 83 DN125 4200× 2200× 2240 8200

Certificate 

Application Industry
********************************************************************************************************************************

Project case
********************************************************************************************************************************

Company Profile
********************************************************************************************************************************

Our Factory have been in air compressors industry for 23years,  from piston type air compressor late to screw type air compressors,  now we have fixed speed (belt driven), fixed speed (direct driven) screw air compressors;VSD variable speed frequency screw air compressors, inverter compressors work very good and save electricity;Besides we also have the newest technology for permanent magnet frequency screw air compressors,  this new technology screw air compressor super environmental and save energy,  quite lower noise, almost mute, best choice if your work shop have high request of environment.

Welcome to choose us as your partner and best supplier!

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.

FAQ
********************************************************************************************************************************

1.Why customer choose us? 
DHH CHINAMFG 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) CHINAMFG agents and after service available. 

Shipping Cost:

Estimated freight per unit.



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

|

air compressor

What are the energy-saving technologies available for air compressors?

There are several energy-saving technologies available for air compressors that help improve their efficiency and reduce energy consumption. These technologies aim to optimize the operation of air compressors and minimize energy losses. Here are some common energy-saving technologies used:

1. Variable Speed Drive (VSD) Compressors:

VSD compressors are designed to adjust the motor speed according to the compressed air demand. By varying the motor speed, these compressors can match the output to the actual air requirement, resulting in energy savings. VSD compressors are particularly effective in applications with varying air demands, as they can operate at lower speeds during periods of lower demand, reducing energy consumption.

2. Energy-Efficient Motors:

The use of energy-efficient motors in air compressors can contribute to energy savings. High-efficiency motors, such as those with premium efficiency ratings, are designed to minimize energy losses and operate more efficiently than standard motors. By using energy-efficient motors, air compressors can reduce energy consumption and achieve higher overall system efficiency.

3. Heat Recovery Systems:

Air compressors generate a significant amount of heat during operation. Heat recovery systems capture and utilize this wasted heat for other purposes, such as space heating, water heating, or preheating process air or water. By recovering and utilizing the heat, air compressors can provide additional energy savings and improve overall system efficiency.

4. Air Receiver Tanks:

Air receiver tanks are used to store compressed air and provide a buffer during periods of fluctuating demand. By using appropriately sized air receiver tanks, the compressed air system can operate more efficiently. The tanks help reduce the number of starts and stops of the air compressor, allowing it to run at full load for longer periods, which is more energy-efficient than frequent cycling.

5. System Control and Automation:

Implementing advanced control and automation systems can optimize the operation of air compressors. These systems monitor and adjust the compressed air system based on demand, ensuring that only the required amount of air is produced. By maintaining optimal system pressure, minimizing leaks, and reducing unnecessary air production, control and automation systems help achieve energy savings.

6. Leak Detection and Repair:

Air leaks in compressed air systems can lead to significant energy losses. Regular leak detection and repair programs help identify and fix air leaks promptly. By minimizing air leakage, the demand on the air compressor is reduced, resulting in energy savings. Utilizing ultrasonic leak detection devices can help locate and repair leaks more efficiently.

7. System Optimization and Maintenance:

Proper system optimization and routine maintenance are essential for energy savings in air compressors. This includes regular cleaning and replacement of air filters, optimizing air pressure settings, ensuring proper lubrication, and conducting preventive maintenance to keep the system running at peak efficiency.

By implementing these energy-saving technologies and practices, air compressor systems can achieve significant energy efficiency improvements, reduce operational costs, and minimize environmental impact.

air compressor

How are air compressors used in refrigeration and HVAC systems?

Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:

1. Refrigerant Compression:

In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.

2. Refrigeration Cycle:

The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.

3. HVAC Cooling and Heating:

In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.

4. Air Conditioning:

Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.

5. Compressor Types:

Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.

6. Energy Efficiency:

Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.

By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.

air compressor

Can you explain the basics of air compressor terminology?

Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:

1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.

2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.

3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.

4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.

5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.

6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.

7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.

8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.

9. Regulator: A regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications and ensures a consistent and safe supply of compressed air.

These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.

China supplier 22kw 30HP 3.2~3.7m3/Min Industrial Electric Stationary Direct Driven Oil Injected Screw Air Compressor   air compressor partsChina supplier 22kw 30HP 3.2~3.7m3/Min Industrial Electric Stationary Direct Driven Oil Injected Screw Air Compressor   air compressor parts
editor by CX 2023-09-27