Product Description
| Model | DS185S-8F | |||||||||
| Compressor | Air delivery |
m3/min | 5.18 | |||||||
| cu.ft/min | 185 | |||||||||
| Discharge pressure | bar | 8 | ||||||||
| psig | 116 | |||||||||
| Oil gas tank | L | 90 | ||||||||
| Diesel Engine |
Manufacture&Model | 4D20 | ||||||||
| Cylinder Number | 4 | |||||||||
| Displacement(L) | 2 | |||||||||
| Rotation speed(Rmp) | Operating | 2600 | ||||||||
| Idle speed(r/min) | 1700 | |||||||||
| Rated power(KW) | 52 | |||||||||
| Lubricating Oil capacity(L) | 6.5 | |||||||||
| Coolant Capacity(L) | 7.5 | |||||||||
| Battery | 6-QW-80 | |||||||||
| Others | Dimension | L(mm) | 2130 | |||||||
| W(mm) | 1040 | |||||||||
| H(mm) | 1500 | |||||||||
| Weight(kg) | 1170 | |||||||||
| 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 |
| 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 |
| After-sales Service: | Online |
|---|---|
| Warranty: | One Year |
| Lubrication Style: | Lubricated |
| Cooling System: | Water Cooling |
| Power Source: | Diesel Engine |
| Cylinder Position: | Vertical |
| Customization: |
Available
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|---|
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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.
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How do you troubleshoot common air compressor problems?
Troubleshooting common air compressor problems can help identify and resolve issues that may affect the performance and functionality of the compressor. Here are some steps to troubleshoot common air compressor problems:
1. No Power:
- Check the power source and ensure the compressor is properly plugged in.
- Inspect the circuit breaker or fuse box to ensure it hasn’t tripped or blown.
- Verify that the compressor’s power switch or control panel is turned on.
2. Low Air Pressure:
- Check the air pressure gauge on the compressor. If the pressure is below the desired level, the compressor might not be building up enough pressure.
- Inspect for air leaks in the system. Leaks can cause a drop in pressure. Listen for hissing sounds or use a soapy water solution to identify the location of leaks.
- Ensure the compressor’s intake filter is clean and not clogged, as this can restrict airflow and reduce pressure.
3. Excessive Noise or Vibration:
- Inspect the compressor’s mounting and foundation to ensure it is secure and stable. Loose mounts can cause excessive noise and vibration.
- Check for loose or damaged components, such as belts, pulleys, or motor mounts. Tighten or replace as necessary.
- Verify that the compressor’s cooling system, such as the fan or fins, is clean and free from obstructions. Overheating can lead to increased noise and vibration.
4. Air Leaks:
- Inspect all connections, valves, fittings, and hoses for leaks. Tighten or replace any loose or damaged components.
- Apply a soapy water solution to suspected areas and look for bubbles. Bubbles indicate air leaks.
- Consider using thread sealant or Teflon tape on threaded connections to ensure a proper seal.
5. Excessive Moisture in Compressed Air:
- Check the compressor’s drain valve and ensure it is functioning properly. Open the valve to release any accumulated moisture.
- Inspect and clean the compressor’s moisture separator or air dryer, if equipped.
- Consider installing additional filtration or drying equipment to remove moisture from the compressed air system.
6. Motor Overheating:
- Ensure the compressor’s cooling system is clean and unobstructed.
- Check the motor’s air intake vents and clean any dust or debris that may be blocking airflow.
- Verify that the compressor is not being operated in an excessively hot environment.
- Check the motor’s lubrication levels and ensure they are within the manufacturer’s recommended range.
- Consider using a thermal overload protector to prevent the motor from overheating.
If troubleshooting these common problems does not resolve the issue, it may be necessary to consult the manufacturer’s manual or seek assistance from a qualified technician. Regular maintenance, such as cleaning, lubrication, and inspection, can also help prevent common problems and ensure the optimal performance of the air compressor.
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Can you explain the basics of air compressor terminology?
Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:
1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.
2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.
3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.
4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.
5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.
6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.
7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.
8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.
9. Regulator: A regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications and ensures a consistent and safe supply of compressed air.
These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.


editor by CX 2023-11-07