Product Description

Product Description

Brief Introduction of screw air compressor:
Air end	Germany Technology. 30 Years Designed Lifetime
Motor Efficiency Class	Ultraefficient IE4 as per your required
Motor Protection Class	IP23/IP54/IP55 or as per your required (100% rare earth permanent magnet motor)
Inverter	Chinese No. 1 Inverter or Denmark Inverter Can Save 30% Energy
Warranty	5 Years for The Air End, and 2 Years for The Whole
Voltage	380V/3PH/50HZ/60HZ,   220V/3PH/50HZ/60HZ,   400V/3PH/50HZ/60HZ,   440V/3PH/50HZ/60HZ,   415V/3PH/50HZ/60HZ,   230V/3PH/50HZ/60HZ,  220V/1PH/60HZ/  dual voltage is also ok
Delivery time	7-15 days
Certificate	CE/SGS/ISO9001/ASME
After-sales service	we have our professional after-sales technician to instruct the installation of the whole screw air compressor

Our advantages

1. Imported top-grade main machine, as the third generation product of state-of -the art brand the world, with asymmetrical 5:6 tooth rotor, is provided with outstanding performance and high efficiency far beyond other similar-type brand.

 

2. Full-intellectual control system and LCD screen, with self-diagnosis and protection devices, remote control and multi-host interlocking control, realizing unattended and high-tech operation.

 

3. Y series three-phase asynchronous motor special for compressor, imported World famous brand bearing, F-level insulation, IP54 especially suitable for long-term use, safe and reliable.

 

4 .Imported oil filter, oil gas separation filter element, ternary separation, ensure oil content less than 0.001ppm, the trunk adopts metal pipe, safe for long -term operation without leakage or deformation, the V type drive belt is imported from Germany, and has a service life more than10000hous.

 

5.Air volume auto intelligent control, auto shutdown after over long idle run, ensure over 25% of energy saving.
 

6.Valve-free oil system design, achieving a safer and more reliable operation of the whole machine, main machine adopts imported special compressor oil, reducing leakage inside and outside the compressor, improving efficiency of main machine and prolonging service life.

Main technical parameters:
 

Model	HW-7A	HW-11A	HW-15A	HW-22 A	HW-30 A	HW-37 A	HW-45 A	HW-55 A	HW-75 A	HW-90 A	HW-110 A	HW-132 A	HW-160 A	HW-185 A	HW-200 A	HW-220 A	HW-250 A
Type of coolin	Air coolin										Air coolin ater coolin
Volume flow (m3/min) Pressure (bar)	1.1/7	1.8/7	2.4/7	3.8/7	5.3/7	6.6/7	8.0/7	10.5/7	13.6/7	16.2/7	20.8/7	24.0/7	27.8/7	32.5/7	34.5/7	38.0/7	43.0/7
	1.0/8	1.65/8	2.2/8	3.6/8	5.0/8	6.2/8	7.7/8	9.8/8	13.0/8	15.4/8	19.5/8	23.0/8	26.0/8	31.0/8	33.0/8	36.5/8	40.5/8
	0.85/10	1.5/10	2.1/10	3.2/10	4.3/10	5.7/10	6.9/10	8.7/10	11.3/10	13.2/10	16.5/10	20.0/10	23.5/10	26.0/10	28.0/10	32.0/10	36.5/10
	0.7/12.5	1.3/12.5	1.8/12.5	2.5/12.5	3.6/12.5	4.6/12.5	6.0/12.5	7.3/12.5	10.1/12.5	11.2/12.5	13.7/12.5	15.5/12.5	19.5/12.5	21.6/12.5	23.5/12.5	27.0/12.5	32.0/12.5
Power	7.5kw/ 10hp	11kw/ 15hp	15kw/ 20hp	22kw/ 30hp	30kw/ 40hp	37kw/ 50hp	45kw/ 60hp	55kw/ 75hp	75kw/ 100hp	90kw/ 120hp	110kw/ 150hp	132kw/ 175hp	160kw/ 210hp	185kw/ 250hp	200kw/ 250hp	220kw/ 30hp	250kw/ 350hp
Caliber	3/4	1	1	1	11/4	11/4	11/2	2	2	2	DN65	DN65	DN65	DN80	DN80	DN100	DN100
Noise(A)	72±5 test accordin  the national standard  B/T4980-2003
Volta e/Frequency	AC 380v/415v/220v/480v   or   50hz/60hz  accpet Customized
Startin  mode	Y-△
Coolin  air volume(m³/Min)	32.5	50	50	110	145	145	185	220	250	270	420	460	510	510	620	710	800
Coolin  water volume(L/Min)				14.5	20	25	30	39.9	51	61	79	91	105	123.5	131	144	163
Shape dimension	L/H(mm)
L	850	1150	1150	1200	1250	1350	1300	1950	1950	2100	2545	2545	2790	2790	2850	3150	3150
W	640	750	750	880	1000	1000	1000	1320	1320	1320	1450	1450	1550	1550	1700	2000	2000
H	880	1180	1180	1450	1360	1640	1470	1570	1570	1700	1900	1900	2000	2000	2000	2120	2120
Wei ht(K )	350	450	460	640	900	1060	1150	1750	1840	2030	2920	3200	3600	3780	4400	4930	5450

Detailed Photos

Main configuration of screw air compressor

1 Motor- Germany

2 screw(air end)- Germany

3 Oil filter- Germany

4 Solenoid valve- Japan
5 Combination valve- Austria

6 AC contactor- Germany

7 Gas cooler- HangZhou, China

8 Oil cooler- HangZhou, China

9 Pressure controller- Japan

 

We offer free pipe and valves for installation and installation diagram

 

Company Profile

Brief introduction of factory:
1. our factory was established in 1985 which is specilized in manufacturing various types of air compressor and accessories. 
2. our factory accept OEM air compressor power from 5.5kw to 315kw, 5hp to 355hp ;  
3. Our products are exported to 132 countries and regions around the world;  
4. Our air compressor provides a 5-year warranty.  
If you have specific parameters and requirements for our Rotary Screw Type Air Compressor, customization is available
Promises Every Machine Will Run Well More Than 15 years

Customer feedback

1.we have 30+ years professinal experience to producation and service, 
2. not only give you air compressor, also support air compressor system solution ,
3. 1 to 1 service help you solve question quickly.

After Sales Service

1. Reply in 24 hours.
2. Providing professional solutions.
3. Every product will be tested before the delivery.
4. Delivery on time and excellent after-sales service.
5. High quality, reliable price.

Shipment :

FAQ

1: Are you factory or trade company?  
A1: We are factory.

Q2: What the exactly address of your factory? 
A2: Our Factory is Located in HangZhou City, ZheJiang  Province, China.

Q3: Will you provide spare parts of your products? 
A3: Yes, We provide all parts to customer, so you can do repair or maintenance without trouble.

Q4: Can you accept OEM orders? 
A4: Yes, with professional design team, OEM orders are highly welcome.

Q5: How long will you take to arrange production?
A5: Immediate delivery for stock products.380V 50HZ we can delivery the goods within 3-15 days. Other voltage or other color we will delivery within 25-30 days.

Q6: Warranty terms of your machine?
A6: Two years warranty for the machine and technical support always according to your needs.

Q7: Can you provide the best price?
A7:According to your order, we will provide you the best price.

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What is the role of air compressors in power generation?

Air compressors play a significant role in power generation, supporting various operations and equipment within the industry. Here are some key roles of air compressors in power generation:

1. Combustion Air Supply:

Air compressors are used to supply compressed air for the combustion process in power generation. In fossil fuel power plants, such as coal-fired or natural gas power plants, compressed air is required to deliver a steady flow of air to the burners. The compressed air helps in the efficient combustion of fuel, enhancing the overall performance and energy output of the power plant.

2. Instrumentation and Control:

Air compressors are utilized for instrumentation and control systems in power generation facilities. Compressed air is used to operate pneumatic control valves, actuators, and other pneumatic devices that regulate the flow of steam, water, and gases within the power plant. The reliable and precise control provided by compressed air ensures efficient and safe operation of various processes and equipment.

3. Cooling and Ventilation:

In power generation, air compressors are involved in cooling and ventilation applications. Compressed air is used to drive air-operated cooling fans and blowers, providing adequate airflow for cooling critical components such as generators, transformers, and power electronics. The compressed air also assists in maintaining proper ventilation in control rooms, substations, and other enclosed spaces, helping to dissipate heat and ensure a comfortable working environment.

4. Cleaning and Maintenance:

Air compressors are employed for cleaning and maintenance tasks in power generation facilities. Compressed air is utilized to blow away dust, dirt, and debris from equipment, machinery, and electrical panels. It helps in maintaining the cleanliness and optimal performance of various components, reducing the risk of equipment failure and improving overall reliability.

5. Pneumatic Tools and Equipment:

In power generation plants, air compressors provide the necessary compressed air for operating pneumatic tools and equipment. These tools include impact wrenches, pneumatic drills, grinders, and sandblasting equipment, which are utilized for installation, maintenance, and repair tasks. The high-pressure air generated by compressors enables efficient and reliable operation of these tools, enhancing productivity and reducing manual effort.

6. Nitrogen Generation:

Sometimes, air compressors are used in power generation for nitrogen generation. Compressed air is passed through a nitrogen generator system, which separates nitrogen from other components of air, producing a high-purity nitrogen gas stream. Nitrogen is commonly used in power plant applications, such as purging systems, blanketing in transformers, and generator cooling, due to its inert properties and low moisture content.

7. Start-up and Emergency Systems:

Air compressors are an integral part of start-up and emergency systems in power generation. Compressed air is utilized to power pneumatic starters for gas turbines, providing the initial rotation needed to start the turbine. In emergency situations, compressed air is also used to actuate emergency shutdown valves, safety systems, and fire suppression equipment, ensuring the safe operation and protection of the power plant.

Overall, air compressors contribute to the efficient and reliable operation of power generation facilities, supporting combustion processes, control systems, cooling, cleaning, and various other applications critical to the power generation industry.

How does the horsepower of an air compressor affect its capabilities?

The horsepower of an air compressor is a crucial factor that directly impacts its capabilities and performance. Here’s a closer look at how the horsepower rating affects an air compressor:

Power Output:

The horsepower rating of an air compressor indicates its power output or the rate at which it can perform work. Generally, a higher horsepower rating translates to a greater power output, allowing the air compressor to deliver more compressed air per unit of time. This increased power output enables the compressor to operate pneumatic tools and equipment that require higher air pressure or greater airflow.

Air Pressure:

The horsepower of an air compressor is directly related to the air pressure it can generate. Air compressors with higher horsepower ratings have the capacity to produce higher air pressures. This is particularly important when operating tools or machinery that require specific air pressure levels to function optimally. For example, heavy-duty pneumatic tools like jackhammers or impact wrenches may require higher air pressure to deliver the necessary force.

Air Volume:

In addition to air pressure, the horsepower of an air compressor also affects the air volume or airflow it can provide. Higher horsepower compressors can deliver greater volumes of compressed air, measured in cubic feet per minute (CFM). This increased airflow is beneficial when using pneumatic tools that require a continuous supply of compressed air, such as paint sprayers or sandblasters.

Duty Cycle:

The horsepower rating of an air compressor can also influence its duty cycle. The duty cycle refers to the amount of time an air compressor can operate continuously before it needs to rest and cool down. Higher horsepower compressors often have larger and more robust components, allowing them to handle heavier workloads and operate for longer periods without overheating. This is particularly important in demanding applications where continuous and uninterrupted operation is required.

Size and Portability:

It’s worth noting that the horsepower rating can also affect the physical size and portability of an air compressor. Higher horsepower compressors tend to be larger and heavier due to the need for more substantial motors and components to generate the increased power output. This can impact the ease of transportation and maneuverability, especially in portable or mobile applications.

When selecting an air compressor, it is essential to consider the specific requirements of your intended applications. Factors such as desired air pressure, airflow, duty cycle, and portability should be taken into account. It’s important to choose an air compressor with a horsepower rating that aligns with the demands of the tools and equipment you plan to operate, ensuring optimal performance and efficiency.

Consulting the manufacturer’s specifications and guidelines can provide valuable information on how the horsepower rating of an air compressor corresponds to its capabilities and suitability for different tasks.

How do oil-lubricated and oil-free air compressors differ?

Oil-lubricated and oil-free air compressors differ in terms of their lubrication systems and the presence of oil in their operation. Here are the key differences:

Oil-Lubricated Air Compressors:

1. Lubrication: Oil-lubricated air compressors use oil for lubricating the moving parts, such as pistons, cylinders, and bearings. The oil forms a protective film that reduces friction and wear, enhancing the compressor’s efficiency and lifespan.

2. Performance: Oil-lubricated compressors are known for their smooth and quiet operation. The oil lubrication helps reduce noise levels and vibration, resulting in a more comfortable working environment.

3. Maintenance: These compressors require regular oil changes and maintenance to ensure the proper functioning of the lubrication system. The oil filter may need replacement, and the oil level should be regularly checked and topped up.

4. Applications: Oil-lubricated compressors are commonly used in applications that demand high air quality and continuous operation, such as industrial settings, workshops, and manufacturing facilities.

Oil-Free Air Compressors:

1. Lubrication: Oil-free air compressors do not use oil for lubrication. Instead, they utilize alternative materials, such as specialized coatings, self-lubricating materials, or water-based lubricants, to reduce friction and wear.

2. Performance: Oil-free compressors generally have a higher airflow capacity, making them suitable for applications where a large volume of compressed air is required. However, they may produce slightly more noise and vibration compared to oil-lubricated compressors.

3. Maintenance: Oil-free compressors typically require less maintenance compared to oil-lubricated ones. They do not need regular oil changes or oil filter replacements. However, it is still important to perform routine maintenance tasks such as air filter cleaning or replacement.

4. Applications: Oil-free compressors are commonly used in applications where air quality is crucial, such as medical and dental facilities, laboratories, electronics manufacturing, and painting applications. They are also favored for portable and consumer-grade compressors.

When selecting between oil-lubricated and oil-free air compressors, consider the specific requirements of your application, including air quality, noise levels, maintenance needs, and expected usage. It’s important to follow the manufacturer’s recommendations for maintenance and lubrication to ensure the optimal performance and longevity of the air compressor.

editor by lmc 2025-02-24