Product Description

Model Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā MDS390S7C
Compressor Air
delivery
m3/min 11
cu.ft/min 390
Discharge pressure bar Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  7
psig 101
Oil gas tank L 98
Diesel
Engine
Manufacture&Model 4BTA3.9-C130
Cylinder Number 4
Displacement(L) 3.9
Rotation speed(Rmp) Operating 2000
Idle speed(r/min) 1400
Rated power(KW) 96
Lubricating Oil capacity(L) 47
Coolant Capacity(L) 22
Battery 6-QW-342
Others Dimension L(mm) 3590
W(mm) 2180
H(mm) 2218
Weight(kg) 2300

Standard Configuration

. Suction valve                                    Lubricating oil filter                           Oil thermostatic valve                                             55°C radiator
Ā Solenoid valve Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā Ā  Ā  Vertical air/oil tank Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā Pressure regular valveĀ Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Air/oil separator Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā 

Ā Ā Lubricating oil radiator Ā Ā Ā Ā  Ā Safety valve Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā Ā Emergency stop button Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā  Ā  Ā  Ā  Ā  Air filter of engine
Ā Minimum pressure valveĀ  Ā  Ā  Ā Lockable battery isolator switch Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā Ā 
Ā Air filter of compressor Ā Ā Ā Ā  Ā  Vent valve Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā Ā Ā Powder coated canopy Ā Ā Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā  Ā Ā Ā Ā Shuttle valve Ā  Ā 
Ā 24V sealed for life maintenance free battery Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā  Ā  Ā  Fuel tank for 8 hours running

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General Features

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Structure diagram

Feature&Benefit
Feature Ā  Benefit
Pressure selection and control Easy pressure setting
Flow selection and control The working pressure and airflow rate can be adjusted according to the size of air consumption without wasting any diesel
The twin-screw rotor is directly connected with the diesel engine by a highly flexible coupling Outputting more air with less energy consumption, featuring high reliability, longer service life, and low maintenance cost.
The two-stage air filtration system The total efficiency of air filtration reaches 99.8% ensuring the compressor to not be infringed by dust and dirt particles and longer service life of the engine
High-temperature resistance design Able to run for a long time under extreme cold or hot temperature from -20ĀŗCĀ to 50ĀŗC
One-button start, clear operational parameters Operators don’t have to go through long-term professional training, and unattended operations can be achieved.

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Application areas

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Ā  Application Nominal Working Pressure(bar) Free Air Delivery Range(m3/min)
General Construction
(building sites, road maintenance, bridges, tunnels, concrete pumping and shotcreting)
Hand-held pneumatic breakers 7~14 5~13
Jack hammers
Air guns
Shotcrete equipment
Pneumatic wrenches
Nut runners
Ground Engineering DrillingĀ 
(basement and foundation excavation for apartment blocks and other buildings)
Pneumatic rock drills 7~17 12~28
Block cutters
Dewatering pumps.
Hand-held pneumatic breakers
Utility, CHINAMFG Blasting
(shipyards, steel construction and large renovation jobs)
Sandblasting
(remove rust, scale, paint)
7~10 10~22
Blast Hole Drilling
(aggregate production for construction stabilization, cement production in limestone quarries and open pit mining)
Rock drills 14~21 12~29
Dewatering pumps
Hand-held breakers
High Pressure Drilling
(drilling for water wells and foundations for high-rise buildings, along with geotechnical/geothermal applications)
Water well drilling 20~35 18~40
Ā DTH drilling
Rotary drilling

Selection table

Small Series
Small Series FAD Pressure Engine model Dimensional Date(mm)
m3/min cfm Bar psig length width height weight(kg)
model with tow bar without tow bar
MDS55S-7 1.55 55Ā  7 101.5 Ā D902 2925 1650 1200 1200 600
MDS80S-7 2.24 80Ā  7 101.5 D1005 2925 1650 1200 1200 630
MDS100S-7 2.8 100Ā  7 101.5 V1505 2925 1650 1200 1200 640
MDS125S-7 3.5 125Ā  7 101.5 V1505 3065 1800 1500 1350 810
MDS130S-8 3.7 132Ā  8 116 JE493 3065 1800 1500 1350 810
MDS185S-7 5.18 185Ā  7 101.5 JE493 3200 1900 1740 1660 950
MDS185S-10 5.18 185Ā  10 145 JE493 3050 1900 1740 1660 950

Middle SeriesĀ  (Low&Medium pressure)
Middle SeriesĀ  (Low&Medium pressure) FAD Pressure Engine model Dimensional Date(mm)
m3/min cfm Bar psig length width height weight(kg)
model with tow bar without tow bar
MDS265S-7 7.42 265Ā  7 101.5 JE493 3629 2200 1700 1470 1200
MDS300S-14 8.4 300Ā  14 203 4BTA3.9 3850 2600 1810 2378 1800
MDS350S-10 9.9 354Ā  10 145 4BT3.9 3850 2600 1810 2378 1800
MDS390S-7 11 393Ā  7 101.5 4BTA3.9 3850 2600 1810 2378 1800
MDS390S-13 11 393Ā  13 188.5 QSB4.5 3850 3100 1810 2378 1980
MDS429S-7 12 429Ā  7 101.5 4BTA3.9 3850 2600 1810 2378 1800
MDS429S-14 12 429Ā  14 203 QSB4.5 3850 3100 1810 2378 1980
MDS500S-14 14.1 504Ā  14 203 6BTAA5.9 4550 3600 1810 2378 3100
MDS690S-14 19.3 689Ā  14 203 QSB6.7 4950 3300 2170 2620 3500
MDS720S-10 20.2 721Ā  10 145 QSB6.7 4950 3300 2170 2620 3500
MDS750S-12 21 750Ā  12 174 QSB6.7 4950 3300 2170 2620 3500
MDS786S-10.3 22 786Ā  10.3 149.35 QSB6.7 4950 3300 2170 2620 3500
MDS820S-14 23 821Ā  14 203 6LTAA8.9 5300 4200 2170 2630 5200
MDS850S-8.6 24 857Ā  8.6 124.7 6CTAA8.3 5300 4200 2170 2630 4600
MDS900S-7.1 25.3 904Ā  7.1 102.95 6CTA8.3 5300 4200 2170 2630 4600

Middle Series (Medium&High pressure)
Middle Series (Medium&High pressure) FAD Pressure Engine model Dimensional Date(mm)
m3/min cfm Bar psig length width height weight(kg)
model with tow bar without tow bar
MDS460S-17 13 464Ā  17 246.5 6BTAA5.9 4600 3500 1800 2230 3500
MDS620S-17 17.4 621Ā  17 246.5 6LTAA8.9 5300 4200 2170 2630 5200
MDS650S-19 18.2 650Ā  19 275.5 QSL8.9 5300 4200 2170 2630 5200
MDS690S-20.4 19.4 693Ā  20.4 295.8 6LTAA8.9 5300 4200 2170 2630 5200
MDS770S-21 21.6 771Ā  21 304.5 6LTAA8.9 5300 4200 2100 2630 5280
MDS830S-18 23.2 830Ā  18 261 6LTAA8.9 5300 4200 2100 2630 5280
MDS820S-25 23 821Ā  25 362.5 QSM11 5300 4200 2100 2630 5600
MDS860S-20.4/17.3 24.2 864Ā  20.4 295.8 QSL8.9 5300 4200 2100 2630 5280
24.2 864Ā  17.3 250.85
MDS875S-23 24.5 875Ā  23 333.5 QSM11 5300 4200 2100 2630 5600

Large SeriesĀ Ā Ā  (Low&Medium pressure)
Large SeriesĀ Ā Ā  (Low&Medium pressure) FAD Pressure Engine model Dimensional Date(mm)
m3/min cfm Bar psig length width height weight(kg)
model with tow bar without tow bar
MDS900S-14.2/10.5 25.1 896Ā  14.2 205.9 6LTAA8.9 5300 4200 2100 2630 5280
25.2 900Ā  10.5 152.25
MDS910S-14 25.6 914Ā  14 203 6LTAA8.9 5300 4200 2100 2630 5280
MDS970S-10 27.2 971Ā  10 145 QSL8.9 5300 4200 2100 2630 5280
MDS1011S-8.6 28.3 1011Ā  8.6 124.7 QSL8.9 5300 4200 2100 2630 5280
MDS1054S-12 29.5 1054Ā  12 174 QSL8.9 5300 4200 2100 2630 5280
MDS1250S-8.6 35 1250Ā  8.6 124.7 QSL8.9 5300 4200 2100 2630 5280
MDS1400S-13 40 1400 13 188.5 QSZ13 6200 4700 2100 2630 5800
MDS1600S-10.3 45 1600 10.3 149.35 QSZ13 6200 4700 2100 2630 5800
MDS1785S-13 50 1785 13 188.5 QSZ13 6200 4700 2100 2630 5800
MDS2140S-10 60 2142 10 145 QSZ14 7400 5400 2230 2630 8400

Large SeriesĀ Ā Ā  (Medium&High pressure)
Large SeriesĀ Ā Ā  (Medium&High pressure) FAD Pressure Engine model Dimensional Date(mm)
m3/min cfm Bar psig length width height weight(kg)
model with tow bar without tow bar
MDS900S-20 25.3 904Ā  20 290 QSM11 5300 4200 2100 2630 5800
MDS960S-18 26.9 961Ā  18 261 QSM11 5300 4200 2100 2630 5800
MDS1000S-35 28.2 1000 35 507.5 QSZ13 6200 4700 2100 2630 7200
MDS1089S-25 30.5 1089Ā  25 362.5 QSZ13 6200 4700 2100 2630 7200
MDS1200S-24 33.6 1200Ā  24 348 QSZ13 6200 4700 2100 2630 7200
MDS1250S-21 35 1250Ā  21 304.5 QSZ13 6200 4700 2100 2630 7200
MDS1250S-25 35 1250Ā  25 362.5 QSZ13 6200 4700 2100 2630 7200
MDS1250S-30 35 1250 30 435 WP17G770E302 6200 4700 2100 2630 7800
MDS1250S-35 35 1250 35 507.5 WP17G770E302 6200 4700 2100 2630 7800
MDS1250S-40 35 1250 40 580 WP17G770E302 6200 4700 2100 2630 7800
MDS1428S-18 40 1428 18 261 QSZ13 6200 4700 2100 2630 7200
MDS1428S-35 40 1428 35 507.5 TAD1643VE-B 7400 5500 2180 2650 10000
MDS1428S-40 40 1428 40 580 QSK19 7400 5500 2180 2650 10000
MDS1600S-25 44.8 1600 25 362.5 WP17G770E302 7400 5500 2180 2650 10000

GTL Air compressor test system

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Shipping Cost:

Estimated freight per unit.



To be negotiated
After-sales Service: Online
Warranty: One Year
Lubrication Style: Lubricated
Customization:
Available

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air compressor

Can air compressors be used for cleaning and blowing dust?

Yes, air compressors can be effectively used for cleaning and blowing dust in various applications. Here’s how air compressors are utilized for these purposes:

1. Cleaning Machinery and Equipment:

Air compressors are commonly used for cleaning machinery and equipment in industries such as manufacturing, automotive, and construction. Compressed air is directed through a nozzle or blowgun attachment to blow away dust, debris, and other contaminants from surfaces, crevices, and hard-to-reach areas. The high-pressure air effectively dislodges and removes accumulated dust, helping to maintain equipment performance and cleanliness.

2. Dusting Surfaces:

Air compressors are also employed for dusting surfaces in various settings, including homes, offices, and workshops. The compressed air can be used to blow dust off furniture, shelves, electronic equipment, and other objects. It provides a quick and efficient method of dusting, especially for intricate or delicate items where traditional dusting methods may be challenging.

3. Cleaning HVAC Systems:

Air compressors are utilized for cleaning HVAC (Heating, Ventilation, and Air Conditioning) systems. The compressed air can be used to blow dust, dirt, and debris from air ducts, vents, and cooling coils. This helps improve the efficiency and air quality of HVAC systems, preventing the buildup of contaminants that can affect indoor air quality.

4. Blowing Dust in Workshops:

In workshops and garages, air compressors are often used to blow dust and debris from workbenches, power tools, and work areas. Compressed air is directed to blow away loose particles and maintain a clean and safe work environment. This is particularly useful in woodworking, metalworking, and other trades where dust and debris can accumulate during the manufacturing or fabrication processes.

5. Cleaning Electronics and Computer Equipment:

Air compressors are employed for cleaning electronics and computer equipment. The compressed air is used to blow dust and debris from keyboards, computer cases, circuit boards, and other electronic components. It helps in preventing overheating and maintaining the proper functioning of sensitive electronic devices.

6. Industrial Cleaning Applications:

Air compressors find extensive use in industrial cleaning applications. They are employed in industrial settings, such as factories and warehouses, for cleaning large surfaces, production lines, and equipment. Compressed air is directed through specialized cleaning attachments or air-operated cleaning systems to remove dust, dirt, and contaminants efficiently.

When using air compressors for cleaning and blowing dust, it is important to follow safety precautions and guidelines. The high-pressure air can cause injury if directed towards the body or sensitive equipment. It is advisable to wear appropriate personal protective equipment, such as safety glasses and gloves, and ensure that the air pressure is regulated to prevent excessive force.

Overall, air compressors provide a versatile and effective solution for cleaning and blowing dust in various applications, offering a convenient alternative to traditional cleaning methods.

air compressor

What is the energy efficiency of modern air compressors?

The energy efficiency of modern air compressors has significantly improved due to advancements in technology and design. Here’s an in-depth look at the energy efficiency features and factors that contribute to the efficiency of modern air compressors:

Variable Speed Drive (VSD) Technology:

Many modern air compressors utilize Variable Speed Drive (VSD) technology, also known as Variable Frequency Drive (VFD). This technology allows the compressor motor to adjust its speed according to the compressed air demand. By matching the motor speed to the required airflow, VSD compressors can avoid excessive energy consumption during periods of low demand, resulting in significant energy savings compared to fixed-speed compressors.

Air Leakage Reduction:

Air leakage is a common issue in compressed air systems and can lead to substantial energy waste. Modern air compressors often feature improved sealing and advanced control systems to minimize air leaks. By reducing air leakage, the compressor can maintain optimal pressure levels more efficiently, resulting in energy savings.

Efficient Motor Design:

The motor of an air compressor plays a crucial role in its energy efficiency. Modern compressors incorporate high-efficiency electric motors that meet or exceed established energy efficiency standards. These motors are designed to minimize energy losses and operate more efficiently, reducing overall power consumption.

Optimized Control Systems:

Advanced control systems are integrated into modern air compressors to optimize their performance and energy consumption. These control systems monitor various parameters, such as air pressure, temperature, and airflow, and adjust compressor operation accordingly. By precisely controlling the compressor’s output to match the demand, these systems ensure efficient and energy-saving operation.

Air Storage and Distribution:

Efficient air storage and distribution systems are essential for minimizing energy losses in compressed air systems. Modern air compressors often include properly sized and insulated air storage tanks and well-designed piping systems that reduce pressure drops and minimize heat transfer. These measures help to maintain a consistent and efficient supply of compressed air throughout the system, reducing energy waste.

Energy Management and Monitoring:

Some modern air compressors feature energy management and monitoring systems that provide real-time data on energy consumption and performance. These systems allow operators to identify energy inefficiencies, optimize compressor settings, and implement energy-saving practices.

It’s important to note that the energy efficiency of an air compressor also depends on factors such as the specific model, size, and application. Manufacturers often provide energy efficiency ratings or specifications for their compressors, which can help in comparing different models and selecting the most efficient option for a particular application.

Overall, modern air compressors incorporate various energy-saving technologies and design elements to enhance their efficiency. Investing in an energy-efficient air compressor not only reduces operational costs but also contributes to sustainability efforts by minimizing energy consumption and reducing carbon emissions.

air compressor

Can air compressors be used for automotive applications?

Yes, air compressors can be used for various automotive applications and are commonly found in automotive repair shops, garages, and even in some vehicles. Here are some automotive applications where air compressors are frequently utilized:

1. Tire Inflation: Air compressors are commonly used to inflate tires in automotive applications. They provide a convenient and efficient way to inflate tires to the recommended pressure, ensuring optimal tire performance, fuel efficiency, and safety.

2. Air Tools: Air compressors power a wide range of pneumatic tools used in automotive repair and maintenance. These tools include impact wrenches, ratchet wrenches, air hammers, pneumatic drills, and sanders. Air-powered tools are favored for their high torque and power-to-weight ratio, making them suitable for heavy-duty automotive tasks.

3. Spray Painting: Air compressors are commonly used in automotive painting applications. They power airbrushes and spray guns that are used to apply paint, primer, and clear coats. Air compressors provide the necessary air pressure to atomize the paint and deliver a smooth and even finish.

4. Brake System Maintenance: Air compressors play a crucial role in maintaining and diagnosing automotive brake systems. They are used to pressurize the brake lines, allowing for proper bleeding of the system and detection of leaks or faults.

5. Suspension Systems: Some automotive suspension systems, such as air suspensions, rely on air compressors to maintain the desired air pressure in the suspension components. The compressor inflates or deflates the suspension as needed to provide a comfortable ride and optimal handling.

6. Cleaning and Dusting: Air compressors are used for cleaning automotive parts, blowing away dust and debris, and drying surfaces. They provide a high-pressure stream of air that effectively cleans hard-to-reach areas.

7. Air Conditioning Systems: Air compressors are a key component in automotive air conditioning systems. They compress and circulate refrigerant, allowing the system to cool and dehumidify the air inside the vehicle.

When using air compressors for automotive applications, it’s important to consider the specific requirements of the task at hand. Ensure that the air compressor has the necessary pressure and capacity to meet the demands of the application. Additionally, use appropriate air hoses, fittings, and tools that are compatible with the compressor’s output.

Overall, air compressors are versatile and valuable tools in the automotive industry, providing efficient power sources for a wide range of applications, from tire inflation to powering pneumatic tools and supporting various automotive systems.

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editor by CX 2023-10-08

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