- industrial air compressor
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- diesel air compressor
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- pm vsd dual stage screw air compressor
- pm vsd single stage screw air compressor
- refrigerated air dryer
- screw blower
- single stage double screw air compressor
- two stage double screw air compressor
- ultra high pressure air compressor
tow behind screw air compressor for downhole drilling
The tow behind screw air compressor integrates highly efficient screw compression technology and diesel drive system, which provides excellent power and durability, and adapts to the use of mine blasting, hydropower construction, highway construction and other complex areas.
Description
With its compact and highly maneuverable design, the tow behind screw air compressor enables quick transfers between sites and simple operation and maintenance, making it indispensable for modern industrial operations.
Working Principle of Tow Behind Screw Air Compressor
- Screw Compression Technology: Air is drawn in through the suction port and compressed between two intermeshing screw rotors inside the screw mainframe. The compressed air is then delivered through the exhaust pipe to serve external equipment, providing continuous, pulsation-free airflow for operations requiring a steady air supply.
- Large Rotor & Low Speed Design: Reduces friction and wear, enhances stability, and extends service life.
- Two-Stage Compression: Improves compression efficiency and reduces power consumption, resulting in more energy-saving air supply.
- Intelligent Control System: Automatically adjusts engine speed to match air consumption, offers multiple working modes (single, double, multiple), and optimizes efficiency and fuel use.
Main Features
- High mobility & compact design: Towed structure enables fast relocation between worksites, perfect for dynamic environments.
- Extreme environment resistance: Reliable performance in high/low temperatures, strong dust, and high altitude conditions.
- Energy-saving & efficient: Two-stage screw compression maximizes air output per energy unit, minimizing operating costs.
- Long-term durability: Screw host comes with a 5-year or 10,000-hour warranty, ensuring stable operation and minimizing maintenance frequency.
- Simple maintenance: Large-capacity fuel tank and triple fuel filtration system reduce refueling needs and maintenance complexity, extending operational cycles.
Application Areas
- Mine blasting: Supplies reliable compressed air for drilling and blasting, ensuring operational efficiency and safety.
- Hydroelectric power plant construction: Supports equipment installation, pneumatic tool operation, and system testing for smooth project progress.
- Infrastructure construction: Powers construction equipment in highway, bridge, and large-scale infrastructure projects to drive efficiency.
- Non-excavation drilling: Provides stable power for underground pipeline/cable installation, ensuring accuracy and smooth operation.
- Industrial cleaning & pneumatic equipment: Ideal for industrial cleaning, sandblasting, and pneumatic tool operation requiring continuous, high-pressure air.
Key Technical Configuration
- Engine Configuration:
- Dongfeng Cummins: Highly durable, excellent for heavy loads and harsh conditions, simple maintenance, cost-effective.
- Original Volvo: Low fuel consumption, high reliability, outstanding low-temperature and high-altitude performance, global joint warranty (3000 hours or 2 years).
- Air Filtration System: U.S. Frigidaire system with large dust capacity, long replacement cycle, and three-stage filtration to protect engine and screw host.
- Fuel System: Large-capacity tank reduces refueling, triple fuel filter removes impurities, ensures efficient fuel system, and lowers failure rates.
- Intelligent Control System: Integrates protection, real-time display, startup, shutdown, load adjustment, plus global GPS/GRPS remote monitoring for efficient and safe operation.
Technical Parameters1
| Model | B1850D-21T | B1520D-40T | B1380D-40T | B1700D-10T | B1300D-35F | B1200D-30T | B1100D-25T | B850-24T | B950D-17T |
|---|---|---|---|---|---|---|---|---|---|
| Stage | two | ||||||||
| Air Capacity | 1850CFM | 1520CFM | 1380CFM | 1700CFM | 1300CFM | 1200CFM | 1100CFM | 850CFM | 950CFM |
| Air Capacity | 52.4m3/min | 43m3/min | 39m3/min | 48.2m3/min | 36.8m3/min | 34.0m3/min | 31.2m3/min | 24.1m3/min | 26.9m3/min |
| Working Pressure | 21bar | 25bar | 25bar | 10bar | 35bar | 30bar | 25bar | 24bar | 17bar |
| Screw oil | 145L,38.3gal | 110L,29gal | 100L,26.4gal | 90L,23.8gal | |||||
| Diesel engine | volvo | cummins | |||||||
| Engine model | TAD1643VE-B | QSM15-77C | QSZ13-C550-30 | L9-C430 | QSL8.9-C360-30 | ||||
| Power | 768HP,565kw | 755HP,563kw | 550HP,410kw | 430HP,321kw | 360HP,264kw | ||||
| Rated,Idle speed | 1900rpm,1350rpm | 1900rpm,1350rpm | 2050rpm,1350rpm | 1800rpm,1350rpm | 1900rpm,1350rpm | 1850rpm,1350rpm | 1900rpm,1350rpm | 1800rpm,1350rpm | 2000rpm,1350rpm |
| Emission | EU stage IIIA | ||||||||
| Battery voltage | 24V | ||||||||
| Fuel tank | 1200L,317 gal | 1000L,264 gal | 800L,216.5 gal | 700L,185 gal | 700L,158.5gal | 600L,158.5gal | |||
| Connector | 3/4"x1, 2"x1 | ||||||||
| Weight | 8400kg | 8500kg | 7200kg | 4600kg | 4500kg | 4300kg | |||
| Dimension(LxWxH)Skid-mounted | 4800x2200x2650mm | 5000x2200x2250mm | 4200x2200x2250mm | 3650x2030x1860mm | 3650x2030x18600mm | 3900x1860x2000mm | |||
| Dimension(LxWxH)Tow | 5370x2200x2850mm | 5600x2200x2500mm | N/A | 4040x2030x2230mm | 4040x2030x2200mm | 4040x2030x2200mm | |||
| Noise | 85dB | ||||||||
| Working temperature | -10°C to +55°C(Other temperatures can be customized) | ||||||||
Technical Parameters2
| Model | B1200D-10T | B750D-21T | B680D-20T | B850D-10T | B605D-17T | B550D-16T | B406D-7T | B375D-12T | B185D-7T |
|---|---|---|---|---|---|---|---|---|---|
| Stage | two | single | two | single | |||||
| Air Capacity | 1200CFM | 750CFM | 680CFM | 850CFM | 605CFM | 550CFM | 406CFM | 375CFM | 185CFM |
| Air Capacity | 34m3/min | 21.2m3/min | 19.3m3/min | 24.1m3/min | 17.1m3/min | 15.6m3/min | 11.5m3/min | 10.6m3/min | 5.2m3/min |
| Working Pressure | 10bar | 21bar | 20bar | 10bar | 17bar | 16bar | 7bar | 12bar | 7bar |
| Screw oil | 90L,23.8gal | 80L,21gal | 70L,18.5gal | 50L,13.2gal | 40L,10.6gal | 20L,5.3gal | |||
| Diesel engine | cummins | kubota | |||||||
| Engine model | QSL8.9-C360-30 | QSL8.9-C325-30 | QSC8.3-C260-30 | QSB5.9-C210-30 | QSB3.9-C150 | V2403-CR-E3 | |||
| Power | 360HP,264kw | 325HP,242kw | 260HP,194kw | 210HP,154kw | 150HP,110kw | 48.9HP,36kw | |||
| Rated,Idle speed | 2000rpm,1350rpm | 1800rpm,1350rpm | 2000rpm,1350rpm | 2200rpm,1350rpm | 2050rpm,1350rpm | 2600rpm,1600rpm | |||
| Emission | EU stage IIIA | ||||||||
| Battery voltage | 24V | 12V | |||||||
| Fuel tank | 700L,158.5 gal | 600L,158.5 gal | 250L,66 gal | 200L,52.8 gal | 140L,40gal | 90L,23.8gal | |||
| Connector | 3/4"x1, 2"x1 | 3/4"x2 | |||||||
| Weight | 4500kg | 4300kg | 4200kg | 3000kg | 2700kg | 1800kg | 1250kg | ||
| Dimension(LxWxH)Skid-mounted | 3750x2030x1860mm | 3650x2030x1860mm | 3900x1860x2000mm | 2700x1550x1700mm | 2377x1400x1776mm | 2060x1200x1200mm | |||
| Dimension(LxWxH)Tow | 4140x2030x2250mm | 4040x2030x2250mm | 4370x1860x2450mm | 3950x2050x1980mm | 3950x2050x1980mm | 3300x1920x2070mm | 3300x1920x2070mm | 3400x1650x1500mm | |
| Noise | 85dB | 76dB | |||||||
| Working temperature | -10°C to +55°C(Other temperatures can be customized) | ||||||||







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