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A Integrated Compressed Air Solution

The primary function of an air compression system is to compress atmospheric air to a higher pressure for use in various industrial and mechanical applications.
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Low-Pressure Dry Oil-free Rotary Screw VSD Compressor
Low-Pressure Dry Oil-free Rotary Screw VSD Compressor
Low-Pressure Dry Oil-free Rotary Screw VSD Compressor
Low-Pressure Dry Oil-free Rotary Screw VSD Compressor
Low-Pressure Dry Oil-free Rotary Screw VSD Compressor
Low-Pressure Dry Oil-free Rotary Screw VSD Compressor
Low-Pressure Dry Oil-free Rotary Screw VSD Compressor
Low-Pressure Dry Oil-free Rotary Screw VSD Compressor
Low-Pressure Dry Oil-free Rotary Screw VSD Compressor
Low-Pressure Dry Oil-free Rotary Screw VSD Compressor

Low-Pressure Dry Oil-free Rotary Screw VSD Compressor

Model: DMWLV-G Series
Brand: DREAM
Working Pressure: 2~3 [ bar ] 29.0~43.5[ psig ]
Air Capacity (FAD): 12~133 [ m³/min ] 423.8~4696.8[ cfm ]
Power: 45~400 [ KW ] 61.2~543.8 [ hp ]
Other parameters, please inquiry us.

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Overview
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Q&A

DMWLV-G series

Low-pressure dry oil-free permanent magnet frequency conversion Screw air compressor

Applying the Germany imported low-voltage host, reaching the ISO 8573-1 CLASS 0 lever certification, this series demonstrates excellent and stable supply of compressed air.



Revolutionizing Efficiency:

The VFD system significantly improves energy efficiency by operating the compressor at the most efficient speed for the current demand. This results in substantial energy savings compared to traditional fixed-speed models.

Greener Footprint:

By reducing electricity consumption, our compressor contributes to lower energy bills and a smaller carbon footprint. This eco-friendly approach aligns with modern sustainability goals and supports your efforts towards green manufacturing.

Enhanced Reliability and Lifespan:

The VFD system reduces mechanical strain on the motor and compressor components, avoiding the stress and wear associated with constant start-stops and running at a single speed. This extends the lifespan of the compressor and reduces maintenance requirements, translating into cost savings and peace of mind for your operations.

Quiet Operation:

The smooth adjustment of motor speed by the VFD system results in reduced noise levels, creating a quieter and more comfortable work environment for your staff.

Imported low-pressure special oil-free main engine

Imported low-pressure special oil-free main engine

1. The air compression chamber is completely separated from the oil chamber. The air side adopts the non-wear sealing system of stainless steel spring-loaded metal ring, and the lubricating oil side adopts the non-wear sealing system with copper labyrinth seal.

2. The inner wall of the rotor and compression chamber of the main engine is coated with the industry's first-class super coating (UITRACOAT). It can effectively prevent the softening and falling off of general coatings such as Teflon. It has excellent anti-corrosion and reduces the role of mesh clearance. The gas volume did not decrease significantly during the whole life cycle.

3. The shell compartment of the main engine is cooled by filtered lubricating oil. Efficient cooling, avoiding water cooling caused by scale, thus improving the reliability of operation.

Noise-cancelling venturi

Noise-cancelling venturi

In addition to the newly developed Venturi tube silencer, there are impedance integrated silencers, which can greatly eliminate the noise emitted by the compressor pipeline.

High efficiency water cooler

High efficiency water cooler

Dream dry screw air compressor water cooler adopts a new type of threaded finned tube shell heat exchanger, compressed air tube, cooling water shell side, tube nest for the new plum flower type copper tube, compared with the conventional water heat exchanger, the advantages are as follows:

1. Compressed air pipeline, relative to the outer fin tube pressure capacity;

2.Cooling water shell process, compared with the process selection in the tube, cooling water through multiple groups of baffling parts, the degree of turbulence is increased, the probability of dirt formation on the attached pipe wall is reduced, the equipment cleaning cycle is extended, and the maintenance cost of users is reduced;

3.The gas runs through the tube and the fins extend axially in the tube. Relative to the outer wings, the pressure drop generated by the unit windward area is lower than that of the outer wings, the use is safe and reliable, and the fins are not easy to fall off.

4.The installation of the heat exchanger is simple, the same as that of the conventional shell and tube heat exchanger;

5. Stainless steel plate is used on the side of the pipe to prevent corrosion and rust of the cooler due to high temperature and high pressure, affecting the life of the compressor host and air quality;

6.Tube nest can be disassembled independently, convenient maintenance;

7.Compressed air pipeline, water shell process, reduce the noise generated by compressed air.

Silent centrifugal fan

Silent centrifugal fan

Dream dry screw air compressor adopts the latest centrifugal fan, cooling air volume is large, low noise, wind pressure is stable and uniform, so that the cooling area of the cooler is fully utilized, and greatly reduce the noise of the air compressor 6-8dB(A), and also a quiet environment for customers.

Permanent magnet frequency conversion electronic control system

Permanent magnet frequency conversion electronic control system

Large color LCD touch screen, with good man-machine interface; Customized vector inverter, perfect match with the motor; Special program, fully monitor the parameters of the machine, automatically control the state of the machine, without special care; Independent air duct design, suitable for various working conditions.

Reliable intake valve

Reliable intake valve

Efficient air intake valve, more stable and reliable operation, avoiding the regular replacement of pneumatic components, reducing unnecessary downtime and maintenance costs.

Noise reduction sheet metal design

Noise reduction sheet metal design

Multiple noise reduction design, according to the noise calculation, the internal paste special flame retardant silencer cotton, reduce the noise of the unit, provide a quieter environment.

Independent air intake system

Independent air intake system

Independent air intake to ensure that the intake air temperature is equal to the ambient temperature. The selection of large margin air filter, better filtering effect, lower intake pressure loss, energy saving and high efficiency. More convenient maintenance and replacement.

What are the main features of the Dream low-pressure dry oil-free rotary screw compressor?
The Dream low-pressure dry oil-free rotary screw compressor features high-quality compressed air, water-lubricated operation for oil-free output, advanced VSD technology for energy efficiency, a compact and lightweight design, and easy maintenance. It also offers a stable and quiet operation, providing a comfortable working environment.*
In which industries can this compressor be applied?
This compressor is suitable for various industries requiring high-quality, oil-free compressed air, such as medical and pharmaceutical, food and beverage, electronics, automotive, textile, pulp and paper, as well as oil and gas industries. Its oil-free design ensures product purity and process integrity.
How does the water-lubricated system work in this compressor?
The water-lubricated system in the Dream compressor replaces traditional oil lubrication. Water is used to lubricate, cool, and seal the compressor's components. This eliminates the risk of oil contamination in the compressed air, ensuring a pure and clean air output.
What are the benefits of using a VSD in this compressor?
The Variable Speed Drive (VSD) technology in the Dream compressor allows for precise control of the motor speed, matching the air demand more closely. This results in significant energy savings, reduced wear and tear on the compressor, and a more stable output pressure.
How does this compressor ensure the quality of the compressed air?
The Dream compressor uses advanced filtration and purification technologies to ensure the quality of the compressed air. The water-lubricated system eliminates oil contamination, while the built-in filters remove impurities and particles, providing clean and dry air output.
Is this compressor easy to maintain?
Yes, the Dream compressor is designed for easy maintenance. With its water-lubricated system, there is no need for oil changes or oil-related maintenance tasks. The compressor also features a simple and accessible design, making it easy to perform routine checks and replacements.
What is the expected lifespan of this compressor?
The lifespan of the Dream compressor depends on various factors, including usage, maintenance, and operating conditions. However, with proper care and maintenance, it can provide reliable performance for many years. The use of high-quality components and advanced technologies ensures durability and longevity.
Can this compressor operate in harsh environments?
The Dream compressor is designed to operate efficiently in a range of environments. However, for harsh or extreme conditions, additional protective measures or customized configurations may be required. It's best to consult with the manufacturer or a professional for specific recommendations.
How does the compressor handle temperature control during operation?
The Dream compressor is equipped with an advanced cooling system that uses water for cooling and temperature control. This helps to maintain a stable operating temperature, reducing the risk of overheating and ensuring optimal performance.*
Is there a warranty for this compressor?
Yes, the Dream compressor comes with a warranty that covers manufacturing defects and issues related to the compressor's performance. The specific terms and duration of the warranty may vary, so it's best to check with the manufacturer or dealer for details.
What kind of after-sales support does Dream provide?
Dream offers comprehensive after-sales support, including technical assistance, parts replacement, and maintenance services. Their customer service team is available to answer questions and provide solutions to ensure customer satisfaction.*
How often should the compressor be serviced?
The servicing frequency of the Dream compressor depends on its usage and operating conditions. However, as a general guideline, it's recommended to perform regular maintenance checks and replacements according to the manufacturer's recommendations. This may include checking and replacing filters, inspecting the cooling system, and ensuring proper lubrication (in this case, water).*
Can the compressor be used for continuous operation?
Yes, the Dream compressor is designed for continuous operation. Its robust construction and advanced technologies ensure reliable performance even during long hours of use. However, it's important to follow the manufacturer's guidelines for proper operation and maintenance to ensure the compressor's longevity.*
What safety features does the compressor have?
The Dream compressor is equipped with various safety features, including overload protection, high-temperature protection, and emergency stop buttons. These features ensure the safe operation of the compressor and protect it from potential damage or hazards.*
How does the compressor handle noise and vibration?
The Dream compressor is designed to operate quietly and smoothly. It features advanced noise reduction technologies, such as sound-absorbing materials and precision-balanced components, to minimize noise and vibration. This ensures a comfortable working environment and reduces the impact on surrounding areas.
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