China OEM 3 Phase 10HP 7.5kw 0.8MPa Electric Motor Direct Driven Screw Air Compressor arb air compressor

Product Description

FIXED SPEED SCREW AIR COMPRESSOR

* High efficiency power-saving

* Durable and humanized filter components
 

* Independent research and development of IP54 motor

Model

Power KW

Power HP

Air flow L/min

Pressure  bar

Drive Mode 

SA-10A

7.5

10

1.2/1.1/0.95/0.8

7/8/10/12

Direct

   SA-15A

11

15

1.65/1.5/1.3/1.1

7/8/10/12

Direct

SA-20A

15

20

2.5/2.3/2.1/1.72

7/8/10/12

Direct

SA-25A

18.5

25

3.2/3.0/2.7/2.4

7/8/10/12

Direct

SA-30A

22

30

3.8/3.6/3.2/2.7

7/8/10/12

Direct

SA-40A

30

40

5.3/5.0/4.5/4.0

7/8/10/12

Direct

SA-50A

37

50

6.8/6.2/5.6/5.0

7/8/10/12

Direct

SA-75A

55

75

10/9.6/8.5/7.6

7/8/10/12

Direct

SA-100A

75

100

13.4/12.6/11.2/10.0

7/8/10/12

Direct

SA-150A

110

150

21/19.8/17.4/14.8

7/8/10/12

Direct

SA-175A

132

175

24.5/23.2/20.5/17.4

7/8/10/12

Direct

FAQ:

Q1: Are you factory or trade company?
A1: We are factory. And we have ourselves trading company.
  
Q2: How about the warranty terms of your machine?
A2: One year for the whole machine and 2 years for screw air end, except consumble spare parts.
 
Q3: Could you provide some spare parts of the machines?
A3: Yes, we can offer.
 
Q4: What about product package?
A4: We will pack the products strictly with standard wooden carton.
 
Q5: Can you customized the voltage of products?
A5: Yes, the voltage can be customized according to your requirement. Like 380V/60HZ, 415V/50HZ, 220V/60HZ and so on.
 
Q6: Can you provide samples?
A6: Yes, we cam provide samples.
 
Q7: How long will you take to arrange production?
A7: Regular model within 7-15 days. Customized model within 25-30 days.

Q8: How about your customer service?
A8: 24 hours on-line service available. 48 hours problem solved promise.
 
Q9: Which payment term can you accept?
A9: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.
 
Q10: Which trade term can you accept?
A10: Available trade terms: FOB, CIF, CFR, EXW, CPT, etc.

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After-sales Service: Online Service
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Vertical
Samples:
US$ 850/unit
1 unit(Min.Order)

|
Request Sample

Customization:
Available

|

air compressor

Are There Portable Screw Compressors Available?

Yes, portable screw compressors are available in the market to cater to various applications that require mobility and flexibility. Here’s a detailed explanation:

Portable screw compressors are compact and designed for easy transportation, allowing them to be used in different locations as needed. They offer the advantage of providing compressed air or gas on-site without the need for a fixed installation.

These compressors are typically designed with features that make them suitable for portable applications. Some key characteristics of portable screw compressors include:

  • 1. Compact and Lightweight Design: Portable screw compressors are designed to be lightweight and compact, making them easy to transport and maneuver. They are often mounted on wheels or skids for enhanced mobility.
  • 2. Durability and Robustness: Portable compressors are built to withstand the rigors of transportation and on-site use. They are constructed with sturdy materials and reinforced components to ensure durability in various working environments.
  • 3. Engine-Powered: Many portable screw compressors are powered by internal combustion engines, such as gasoline or diesel. This eliminates the need for a fixed power source, allowing them to be used in remote locations or areas without access to electricity.
  • 4. Integrated Controls and Safety Features: Portable compressors are equipped with user-friendly controls and safety features for easy operation and protection. These may include start/stop controls, pressure regulation systems, temperature monitoring, and safety shutdown mechanisms.
  • 5. Noise and Vibration Reduction: Portable screw compressors often incorporate noise and vibration reduction technologies to minimize their operational noise levels and vibrations. This helps maintain a comfortable and safe working environment.
  • 6. Versatility in Application: Portable screw compressors are designed to accommodate a wide range of applications. They can be used for construction projects, road repairs, mining operations, oil and gas exploration, emergency air supply, and other portable compressed air or gas requirements.

The capacity and performance of portable screw compressors can vary, ranging from smaller units suitable for light-duty tasks to larger compressors capable of delivering higher volumes and pressures for heavy-duty applications.

When selecting a portable screw compressor, it’s important to consider factors such as the required air or gas flow rate, operating pressure, power source availability, environmental conditions, and specific application needs. Consulting with manufacturers or suppliers can help in choosing the most suitable portable screw compressor for a particular use case.

air compressor

Can Screw Compressors Be Used for Refrigeration?

Yes, screw compressors can be used for refrigeration applications. Here’s a detailed explanation:

Screw compressors are versatile and widely used in various industrial applications, including refrigeration. They are known for their efficiency, reliability, and ability to handle high-capacity refrigeration systems. Screw compressors work by compressing refrigerant gas, increasing its pressure and temperature, and then transferring the heat to the surrounding environment.

Here are some key points regarding the use of screw compressors in refrigeration:

1. Industrial Refrigeration Systems:

Screw compressors are commonly employed in large-scale industrial refrigeration systems, such as those used in cold storage facilities, food processing plants, beverage production, and HVAC systems for commercial buildings. These systems require high cooling capacities and continuous operation, making screw compressors an ideal choice.

2. Positive Displacement Compressors:

Screw compressors belong to the category of positive displacement compressors. They use two interlocking helical rotors (screws) to trap and compress the refrigerant gas. This design ensures a continuous flow of refrigerant and allows for efficient compression over a wide range of operating conditions.

3. Oil-Injected and Oil-Free Types:

Screw compressors can be either oil-injected or oil-free. Oil-injected screw compressors use oil for lubrication and cooling, which helps reduce friction and extend the compressor’s lifespan. In contrast, oil-free screw compressors use specialized coatings and materials to eliminate the need for oil, making them suitable for applications where oil contamination is a concern, such as in the pharmaceutical or food industries.

4. Multi-Stage Compression:

In refrigeration applications, screw compressors are often used in multi-stage configurations to achieve higher pressure ratios and improve overall system efficiency. Multi-stage compression involves compressing the refrigerant gas in multiple stages, typically with intermediate cooling between each stage, to reduce the work required for compression and enhance system performance.

5. Variable Speed Control:

Screw compressors can be equipped with variable speed drives (VSD) that allow for precise control of the compressor’s rotational speed. VSD technology enables the compressor to adjust its capacity according to the refrigeration load, resulting in energy savings and improved system performance.

6. System Integration:

Screw compressors are often integrated into complex refrigeration systems, working in tandem with other components such as condensers, evaporators, expansion valves, and control systems. This integration ensures efficient heat transfer, proper refrigerant flow, and effective temperature control.

It’s important to note that the selection of a screw compressor for refrigeration applications should consider factors such as cooling capacity requirements, operating conditions, refrigerant type, system configuration, and specific industry regulations.

In summary, screw compressors are well-suited for refrigeration applications, especially in industrial settings. Their efficiency, reliability, and capacity make them a popular choice for large-scale refrigeration systems. Whether in cold storage facilities, food processing plants, or HVAC systems, screw compressors play a crucial role in maintaining optimal temperatures and preserving perishable goods.

air compressor

What Are the Key Components of a Screw Compressor?

A screw compressor consists of several key components that work together to compress air or gas. Here’s a detailed explanation of these components:

1. Male and Female Rotors:

The male and female rotors are the primary components of a screw compressor. These helical rotors have specially designed profiles that interlock with each other. The male rotor typically has fewer lobes or threads compared to the female rotor. As the rotors rotate, the interlocking lobes create compression chambers that gradually reduce in volume, compressing the air or gas.

2. Compression Chamber:

The compression chamber is formed by the interlocking lobes of the rotors. It is the space where the air or gas is compressed as the rotors rotate. The volume of the compression chamber decreases as the lobes move towards the discharge end, resulting in the compression of the trapped air or gas.

3. Inlet and Outlet Ports:

The inlet port is the entry point through which the air or gas enters the screw compressor. It is typically located at the suction side of the compressor. The inlet port allows the air or gas to flow into the compression chamber during the suction process. The outlet port is the exit point through which the compressed air or gas is discharged from the compressor.

4. Drive System:

The drive system of a screw compressor consists of a motor and a drive mechanism. The motor provides the rotational power required to drive the rotors. Common types of drive mechanisms include direct drive, belt drive, and gear drive. The drive system ensures that the rotors rotate in opposite directions at the desired speed and synchronization.

5. Oil System (in oil-injected compressors):

In oil-injected screw compressors, an oil system is present to provide lubrication, cooling, and sealing between the rotors. The oil system typically includes an oil reservoir, an oil pump, oil filters, and oil coolers. The lubricating oil is injected into the compression chamber, where it forms a thin film on the rotors, reducing friction and minimizing wear.

6. Cooling System:

Screw compressors often incorporate a cooling system to maintain optimal operating temperatures. The cooling system may include air or water-cooled heat exchangers, which dissipate the heat generated during compression. Cooling ensures that the compressor operates within safe temperature limits, preventing overheating and prolonging the lifespan of the components.

7. Control System:

A control system is an essential component of a screw compressor, providing monitoring and regulation of various parameters. It may include sensors, controllers, and safety devices to measure and control variables such as pressure, temperature, and operating conditions. The control system ensures efficient and safe operation of the screw compressor.

8. Sound Attenuation and Vibration Isolation:

To reduce noise and vibration, screw compressors are often equipped with sound attenuation measures and vibration isolation systems. These components help in minimizing the noise and vibrations generated during operation, making the compressor suitable for noise-sensitive environments.

In summary, the key components of a screw compressor include the male and female rotors, compression chamber, inlet and outlet ports, drive system, oil system (in oil-injected compressors), cooling system, control system, and sound attenuation/vibration isolation components. These components work together to enable the efficient compression of air or gas in the screw compressor.

China OEM 3 Phase 10HP 7.5kw 0.8MPa Electric Motor Direct Driven Screw Air Compressor   arb air compressorChina OEM 3 Phase 10HP 7.5kw 0.8MPa Electric Motor Direct Driven Screw Air Compressor   arb air compressor
editor by CX 2024-01-15

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