China manufacturer 2021 Hot Sale Industrial Heavy Duty 55cfm to 1600 Cfm Mining Drilling Portable Mobile Movable Diesel Engine Screw Type Rotary Mine Air Compressor air compressor lowes

Product Description

Model MDS390S-8
Compressor brand  
Air
delivery
m3/min 11 
cu.ft/min 390.0 
Discharge pressure bar 8
psig 116
Lubricating Oil capacity L 98
Diesel
Engine
Manufacture&Model 4BTA3.9-C125
Cylinder Number 4
Displacement(L) 3.9
Rotation speed(Rmp) Operating 2100
Idle speed(r/min) 1500
Rated power(KW) 93
Lubricating Oil capacity(L) 9
Coolant Capacity(L) 20
Battery 6-QW-80

Feature&Benefit
Feature   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 -20ºC to 50ºC
One-button start, clear operational parameters Operators don’t have to go through long-term professional training, and unattended operations can be achieved.

Application areas
 

Field 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 Drilling 
(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

 

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 55  7 101.5  D902 2925 1650 1200 1200 600
MDS80S-7 2.24 80  7 101.5 D1005 2925 1650 1200 1200 630
MDS100S-7 2.8 100  7 101.5 V1505 2925 1650 1200 1200 640
MDS125S-7 3.5 125  7 101.5 V1505 3065 1800 1500 1350 810
MDS130S-8 3.7 132  8 116 JE493 3065 1800 1500 1350 810
MDS185S-7 5.18 185  7 101.5 JE493 3200 1900 1740 1660 950
MDS185S-10 5.18 185  10 145 JE493 3050 1900 1740 1660 950
 

Middle Series  (Low&Medium pressure)
Middle Series  (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 7.42 265  7 101.5 JE493 3629 2200 1700 1470 1200
MDS300S-14 8.4 300  14 203 4BTA3.9 3850 2600 1810 2378 1800
MDS350S-10 9.9 354  10 145 4BT3.9 3850 2600 1810 2378 1800
MDS390S-7 11 393  7 101.5 4BTA3.9 3850 2600 1810 2378 1800
MDS390S-13 11 393  13 188.5 QSB4.5 3850 3100 1810 2378 1980
MDS429S-7 12 429  7 101.5 4BTA3.9 3850 2600 1810 2378 1800
MDS429S-14 12 429  14 203 QSB4.5 3850 3100 1810 2378 1980
MDS500S-14 14.1 504  14 203 6BTAA5.9 4550 3600 1810 2378 3100
MDS690S-14 19.3 689  14 203 QSB6.7 4950 3300 2170 2620 3500
MDS720S-10 20.2 721  10 145 QSB6.7 4950 3300 2170 2620 3500
MDS750S-12 21 750  12 174 QSB6.7 4950 3300 2170 2620 3500
MDS786S-10.3 22 786  10.3 149.35 QSB6.7 4950 3300 2170 2620 3500
MDS820S-14 23 821  14 203 6LTAA8.9 5300 4200 2170 2630 5200
MDS850S-8.6 24 857  8.6 124.7 6CTAA8.3 5300 4200 2170 2630 4600
MDS900S-7.1 25.3 904  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 13 464  17 246.5 6BTAA5.9 4600 3500 1800 2230 3500
MDS620S-17 17.4 621  17 246.5 6LTAA8.9 5300 4200 2170 2630 5200
MDS650S-19 18.2 650  19 275.5 QSL8.9 5300 4200 2170 2630 5200
MDS690S-20.4 19.4 693  20.4 295.8 6LTAA8.9 5300 4200 2170 2630 5200
MDS770S-21 21.6 771  21 304.5 6LTAA8.9 5300 4200 2100 2630 5280
MDS830S-18 23.2 830  18 261 6LTAA8.9 5300 4200 2100 2630 5280
MDS820S-25 23 821  25 362.5 QSM11 5300 4200 2100 2630 5600
MDS860S-20.4/17.3 24.2 864  20.4 295.8 QSL8.9 5300 4200 2100 2630 5280
24.2 864  17.3 250.85
MDS875S-23 24.5 875  23 333.5 QSM11 5300 4200 2100 2630 5600
 

Large Series    (Low&Medium pressure)
Large Series    (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 25.1 896  14.2 205.9 6LTAA8.9 5300 4200 2100 2630 5280
25.2 900  10.5 152.25
MDS910S-14 25.6 914  14 203 6LTAA8.9 5300 4200 2100 2630 5280
MDS970S-10 27.2 971  10 145 QSL8.9 5300 4200 2100 2630 5280
MDS1011S-8.6 28.3 1011  8.6 124.7 QSL8.9 5300 4200 2100 2630 5280
MDS1054S-12 29.5 1054  12 174 QSL8.9 5300 4200 2100 2630 5280
MDS1250S-8.6 35 1250  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 Series    (Medium&High pressure)

Large 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
MDS900S-20 25.3 904  20 290 QSM11 5300 4200 2100 2630 5800
MDS960S-18 26.9 961  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 1089  25 362.5 QSZ13 6200 4700 2100 2630 7200
MDS1200S-24 33.6 1200  24 348 QSZ13 6200 4700 2100 2630 7200
MDS1250S-21 35 1250  21 304.5 QSZ13 6200 4700 2100 2630 7200
MDS1250S-25 35 1250  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

 

 

 

FAQ:

Q: Are you a trading company or manufacturer?

A: We are a manufacturer.

 

Q: What are the products you operate?

A: CHINAMFG Power System is committed to the R&D and manufacturing of Diesel Generator, Screw Air Compressor, Diesel Pump, Lighting Tower, Welding Generator and related control system and accessories.

 

Q: How long is your delivery time?

A: 7-30 day

 

Q: What is your terms of payment?

A: T/T 30% in advance and TT 70% balance paid before shipment / 100% LC at sight.

 

Q: What is your warranty period?

A: Our payment terms are 12 months or 1000 running hours whichever comes first. But based on some special project, we can extend our warranty period.

 

Q: Do you provide customized services for the diesel generator?

A: Yes!

 

Shipping Cost:

Estimated freight per unit.



To be negotiated
Warranty: 24month/2000 Hours
Lubrication Style: Lubricated
Cooling System: Water Cooling
Customization:
Available

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air compressor

What are the advantages of using an air compressor in construction?

Using an air compressor in construction offers numerous advantages that contribute to increased efficiency, productivity, and versatility. Here are some key benefits of using air compressors in construction:

  • Powering Pneumatic Tools: Air compressors are commonly used to power a wide range of pneumatic tools on construction sites. Tools such as jackhammers, nail guns, impact wrenches, drills, and sanders can be operated using compressed air. Pneumatic tools are often preferred due to their lightweight, compact design and ability to deliver high torque or impact force.
  • Efficient Operation: Air compressors provide a continuous and reliable source of power for pneumatic tools, allowing for uninterrupted operation without the need for frequent battery changes or recharging. This helps to maintain a smooth workflow and reduces downtime.
  • Portability: Many construction air compressors are designed to be portable, featuring wheels or handles for easy maneuverability on job sites. Portable air compressors can be transported to different areas of the construction site as needed, providing power wherever it is required.
  • Versatility: Air compressors are versatile tools that can be used for various applications in construction. Apart from powering pneumatic tools, they can also be utilized for tasks such as inflating tires, cleaning debris, operating air-operated pumps, and powering air horns.
  • Increased Productivity: The efficient operation and power output of air compressors enable construction workers to complete tasks more quickly and effectively. Pneumatic tools powered by air compressors often offer higher performance and faster operation compared to their electric or manual counterparts.
  • Cost Savings: Air compressors can contribute to cost savings in construction projects. Pneumatic tools powered by air compressors are generally more durable and have longer lifespans compared to electric tools. Additionally, since air compressors use compressed air as their power source, they do not require the purchase or disposal of batteries or fuel, reducing ongoing operational expenses.
  • Reduced Electrocution Risk: Construction sites can be hazardous environments, with the risk of electrocution from electrical tools or equipment. By utilizing air compressors and pneumatic tools, the reliance on electrical power is minimized, reducing the risk of electrocution accidents.

It is important to select the appropriate air compressor for construction applications based on factors such as required air pressure, volume, portability, and durability. Regular maintenance, including proper lubrication and cleaning, is crucial to ensure the optimal performance and longevity of air compressors in construction settings.

In summary, the advantages of using air compressors in construction include powering pneumatic tools, efficient operation, portability, versatility, increased productivity, cost savings, and reduced electrocution risk, making them valuable assets on construction sites.

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

What is the role of air compressor tanks?

Air compressor tanks, also known as receiver tanks or air receivers, play a crucial role in the operation of air compressor systems. They serve several important functions:

1. Storage and Pressure Regulation: The primary role of an air compressor tank is to store compressed air. As the compressor pumps air into the tank, it accumulates and pressurizes the air. The tank acts as a reservoir, allowing the compressor to operate intermittently while providing a steady supply of compressed air during periods of high demand. It helps regulate and stabilize the pressure in the system, reducing pressure fluctuations and ensuring a consistent supply of air.

2. Condensation and Moisture Separation: Compressed air contains moisture, which can condense as the air cools down inside the tank. Air compressor tanks are equipped with moisture separators or drain valves to collect and remove this condensed moisture. The tank provides a space for the moisture to settle, allowing it to be drained out periodically. This helps prevent moisture-related issues such as corrosion, contamination, and damage to downstream equipment.

3. Heat Dissipation: During compression, air temperature increases. The air compressor tank provides a larger surface area for the compressed air to cool down and dissipate heat. This helps prevent overheating of the compressor and ensures efficient operation.

4. Pressure Surge Mitigation: Air compressor tanks act as buffers to absorb pressure surges or pulsations that may occur during compressor operation. These surges can be caused by variations in demand, sudden changes in airflow, or the cyclic nature of reciprocating compressors. The tank absorbs these pressure fluctuations, reducing stress on the compressor and other components, and providing a more stable and consistent supply of compressed air.

5. Energy Efficiency: Air compressor tanks contribute to energy efficiency by reducing the need for the compressor to run continuously. The compressor can fill the tank during periods of low demand and then shut off when the desired pressure is reached. This allows the compressor to operate in shorter cycles, reducing energy consumption and minimizing wear and tear on the compressor motor.

6. Emergency Air Supply: In the event of a power outage or compressor failure, the stored compressed air in the tank can serve as an emergency air supply. This can provide temporary air for critical operations, allowing time for maintenance or repairs to be carried out without disrupting the overall workflow.

Overall, air compressor tanks provide storage, pressure regulation, moisture separation, heat dissipation, pressure surge mitigation, energy efficiency, and emergency backup capabilities. They are vital components that enhance the performance, reliability, and longevity of air compressor systems in various industrial, commercial, and personal applications.

China manufacturer 2021 Hot Sale Industrial Heavy Duty 55cfm to 1600 Cfm Mining Drilling Portable Mobile Movable Diesel Engine Screw Type Rotary Mine Air Compressor   air compressor lowesChina manufacturer 2021 Hot Sale Industrial Heavy Duty 55cfm to 1600 Cfm Mining Drilling Portable Mobile Movable Diesel Engine Screw Type Rotary Mine Air Compressor   air compressor lowes
editor by CX 2023-09-27