Product Description
| Model | MDS185-7P | |||||||||
| Compressor | Air delivery |
m3/min | 5.18 | |||||||
| cu.ft/min | 185 | |||||||||
| Discharge pressure | bar | 7 | ||||||||
| psig | 101.5 | |||||||||
| Lubricating Oil capacity | L | 23 | ||||||||
| Diesel Engine |
Manufacture&Model | Perkins 4O4D-22 | ||||||||
| Cylinder Number | 4 | |||||||||
| Displacement(L) | 2.7 | |||||||||
| Rotation speed(Rmp) | Operating | 2500 | ||||||||
| Idle speed(r/min) | 1800 | |||||||||
| Rated power(KW) | 42 | |||||||||
| Lubricating Oil capacity(L) | 7 | |||||||||
| Coolant Capacity(L) | 9 | |||||||||
| Battery | 6-QW-80 | |||||||||
| Others | Dimension | L(mm) | 3050 | |||||||
| W(mm) | 1740 | |||||||||
| H(mm) | 1660 | |||||||||
| Weight(kg) | 1400 | |||||||||
| Standard Configuration |
. Suction valve Lubricating oil filter Oil thermostatic valve 50°C radiator
Solenoid valve Vertical air/oil tank Pressure regular valve Air/oil separator
Lubricating oil radiator Safety valve Emergency stop button Air filter of engine
Minimum pressure valve Lockable battery isolator switch
Air filter of compressor Vent valve Powder coated canopy Shuttle valve
24V sealed for life maintenance free battery Fuel tank for 8 hours running
| General Features |
| Structure diagram |
1.Exhaust Outlet 2. Lifting bail 3. Door 4.Handle
5.Service Valve 6. Instrument panel 7.Radiator filler 8. Oil drain
| 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 |
| 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 | |||||||
| 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 | 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 |
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| After-sales Service: | Online |
|---|---|
| Warranty: | 1year |
| Lubrication Style: | Lubricated |
| Cooling System: | Water Cooling |
| Power Source: | Diesel Engine |
| Cylinder Position: | Vertical |
| Customization: |
Available
|
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|---|
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Can air compressors be used for shipbuilding and maritime applications?
Air compressors are widely used in shipbuilding and maritime applications for a variety of tasks and operations. The maritime industry relies on compressed air for numerous essential functions. Here’s an overview of how air compressors are employed in shipbuilding and maritime applications:
1. Pneumatic Tools and Equipment:
Air compressors are extensively used to power pneumatic tools and equipment in shipbuilding and maritime operations. Pneumatic tools such as impact wrenches, drills, grinders, sanders, and chipping hammers require compressed air to function. The versatility and power provided by compressed air make it an ideal energy source for heavy-duty tasks, maintenance, and construction activities in shipyards and onboard vessels.
2. Painting and Surface Preparation:
Air compressors play a crucial role in painting and surface preparation during shipbuilding and maintenance. Compressed air is used to power air spray guns, sandblasting equipment, and other surface preparation tools. Compressed air provides the force necessary for efficient and uniform application of paints, coatings, and protective finishes, ensuring the durability and aesthetics of ship surfaces.
3. Pneumatic Actuation and Controls:
Air compressors are employed in pneumatic actuation and control systems onboard ships. Compressed air is used to operate pneumatic valves, actuators, and control devices that regulate the flow of fluids, control propulsion systems, and manage various shipboard processes. Pneumatic control systems offer reliability and safety advantages in maritime applications.
4. Air Start Systems:
In large marine engines, air compressors are used in air start systems. Compressed air is utilized to initiate the combustion process in the engine cylinders. The compressed air is injected into the cylinders to turn the engine’s crankshaft, enabling the ignition of fuel and starting the engine. Air start systems are commonly found in ship propulsion systems and power generation plants onboard vessels.
5. Pneumatic Conveying and Material Handling:
In shipbuilding and maritime operations, compressed air is used for pneumatic conveying and material handling. Compressed air is utilized to transport bulk materials, such as cement, sand, and grain, through pipelines or hoses. Pneumatic conveying systems enable efficient and controlled transfer of materials, facilitating construction, cargo loading, and unloading processes.
6. Air Conditioning and Ventilation:
Air compressors are involved in air conditioning and ventilation systems onboard ships. Compressed air powers air conditioning units, ventilation fans, and blowers, ensuring proper air circulation, cooling, and temperature control in various ship compartments, cabins, and machinery spaces. Compressed air-driven systems contribute to the comfort, safety, and operational efficiency of maritime environments.
These are just a few examples of how air compressors are utilized in shipbuilding and maritime applications. Compressed air’s versatility, reliability, and convenience make it an indispensable energy source for various tasks and systems in the maritime industry.
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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.
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How do you choose the right size of air compressor for your needs?
Choosing the right size of air compressor is essential to ensure optimal performance and efficiency for your specific needs. Here are some factors to consider when selecting the appropriate size:
1. Air Demand: Determine the air demand requirements of your applications. Calculate the total CFM (Cubic Feet per Minute) needed by considering the air consumption of all the pneumatic tools and equipment that will be operated simultaneously. Choose an air compressor with a CFM rating that meets or exceeds this total demand.
2. Pressure Requirements: Consider the required operating pressure for your applications. Check the PSI (Pounds per Square Inch) rating of the tools and equipment you will be using. Ensure that the air compressor you choose can deliver the necessary pressure consistently.
3. Duty Cycle: Evaluate the duty cycle of the air compressor. The duty cycle represents the percentage of time the compressor can operate within a given time period without overheating or experiencing performance issues. If you require continuous or heavy-duty operation, choose a compressor with a higher duty cycle.
4. Power Source: Determine the available power source at your location. Air compressors can be powered by electricity or gasoline engines. Ensure that the chosen compressor matches the available power supply and consider factors such as voltage, phase, and fuel requirements.
5. Portability: Assess the portability requirements of your applications. If you need to move the air compressor frequently or use it in different locations, consider a portable or wheeled compressor that is easy to transport.
6. Space and Noise Constraints: Consider the available space for installation and the noise restrictions in your working environment. Choose an air compressor that fits within the allocated space and meets any noise regulations or requirements.
7. Future Expansion: Anticipate any potential future expansions or increases in air demand. If you expect your air demand to grow over time, it may be wise to choose a slightly larger compressor to accommodate future needs and avoid the need for premature replacement.
8. Budget: Consider your budgetary constraints. Compare the prices of different air compressor models while ensuring that the chosen compressor meets your specific requirements. Keep in mind that investing in a higher-quality compressor may result in better performance, durability, and long-term cost savings.
By considering these factors and evaluating your specific needs, you can choose the right size of air compressor that will meet your air demand, pressure requirements, and operational preferences, ultimately ensuring efficient and reliable performance.


editor by CX 2024-04-23