Oil-injected rotary screw compressors

Oil-injected rotary screw compressors

MAS GA, MAS+ GA and MAS+ GA VSD 5-90: Marine air compressors 5 to 90 kW

Customer benefits

  • Energy savings – MAS compressors incorporate the latest energy-saving screw design. Variable Speed Drive (VSD) versions further reduce energy consumption with 35% on average.
  • Flexible installation – A flanged air and water connection allows easy installation. All components are supplied fully interconnected with no extra pipework necessary. Your unit can be fitted straight on frames or a floor plate, bolted or welded.
  • Easy operation – Efficient control and monitoring by the Elektronikon® system ensures reliable and safe operation. Amongst others, the control panel includes hour counter, amp meter, high-temperature outlet, motor overload, low cooling water, motor heating ON (lamp), auto operation sign, general alarm and 3.5” graphic display.
  • Space saving – MAS compressors are characterized by a small footprint and can be outfitted with integrated refrigerant dryers and filters.

The harsh marine environment demands the most durable and most reliable products: you do not want critical equipment to break down at sea. That is why you need the Atlas Copco range of MAS GA compressors. Built to last, they will give you the performance and reliability you need. You can choose between MAS GA and MAS+ GA, both available in water- or air-cooled. The MAS+ GA PP is an extra compact, open unit. The MAS+ GA VSD is the “variable speed drive” variant, a technology where the motor speed is adjusted to mirror the air demand. Through extensive testing on core components like the oil separator, oil filter, coolers and electric cubicle, all MAS GA compressors tackle extreme duties as a daily challenge, and operate with low running costs and long service internals. Do not go to sea without an Atlas Copco MAS compressor…

Technical Specifications
Capacity FAD (l/s) 4.2 – 12 l/s
Capacity FAD (m³/h, cfm) 30 – 2797 m³/h
Working pressure 6 – 14 bar(e)
Installed motor power 5 – 385 kW

MAS GA 110-355: Marine air system, 110-355 kW / 150-476 hp.

Customer benefits

  • Optimizing efficiency
    Several starter types: Star/Delta, Dol and Soft Starter
    Upon request : VSD, diesel and hydraulically driven
  • Flexible installation
    Flanged air and water connection, on same side of unit for
    easy installation
    Marine motor with reduced starting current, avoiding stress on
    generator system
    Elektronikon (MKIV) regulation, ensuring reliable and safe operation
    Control panel (MKIV) including hour counter, amp meter,
    high-temperature outlet, motor overload, low cooling water,
    motor heating on (lamp), auto operation sign, analog signals to
    customer and general alarm
  • Easy operation
    Voltage free contacts to customer installation (open-closed):automatic operation, general warning, general shut-down, load-unload, motor running and local-remote
    Analog signals to customer installation (4-20 mA): outlet pressure and motor current
  • Saving Space
    Small footprint (L x W x H): 3000 x 799 x 1850 mm
    Frame-mounted, fully interconnected, no extra pipework
    Including oil and aftercooler, water separator, air inlet filter
    Without canopy, reducing equipment volume

The harsh marine environment demands the most durable and most reliable products: you don’t want valuable equipment to break down during loading and discharge. MAS GA compressors guarantee you the lowest oil carryover content and lowest discharge temperature in the market. Built to last, they will give you unrelenting performance, unrivalled reliability, and avoid cargo discharge speed claims or off-hire claims. Through extensive testing on core components like the oil separator, oil filter, coolers and electric cubicle, MAS GA compressors tackle extreme duties as a daily challenge, and operate with low running costs and long service internals. Don’t go to sea without an Atlas Copco MAS GA compressor.

Technical Specifications
Capacity FAD (l/s) 241 – 777 l/s
Capacity FAD (m³/h, cfm) 868 – 2797 m³/h
Working pressure 6 – 14 bar(e)
Installed motor power 110 – 385 kW

MAS G 180-315: Marine air system, 180-315 kW / 241-422 hp.

Customer benefits

  • Oustanding performance
    Several starter type: Star/Delta, Dol, Soft Starter, and VSD
    (Variable Speed Drive) on request
    State-of-the-art screw element with unique asymmetric rotor
    profile and meticulous bearing selection
  • Proven reliability
    Anti-vibration pads to absorb the vibrations and increase component lifetimeSmart unloader operated by gas forces, with less mechanical wear and optimum reliability throughout the compressor’s lifetime
    Designed to run even in harsh conditions and up to 45°C ambient temperature
  • Ease of operation
    User-friendly interface with intuitive navigation system to access all monitoring possibilities (safety devices, service schedule, general alarms etc.)
    Small frame size (L * W * H) = 2500 *1250 *1954 mm
    Ready-to-use package including oil and aftercooler, water separator, air inlet filter
  • Cutting down cost
    Low service cost thanks to easy access to all service parts
    Increased component lifetime and improved efficiency
    Easy installation with flange and water connections located on the same side
Technical Specifications
Capacity FAD (l/s) 371 – 775 l/s
Capacity FAD (m³/h, cfm) 1336 – 2790 m³/h
Working pressure 6 – 13.8 bar(e)
Installed motor power 180 – 385 kW

GX 2-11: Oil-injected rotary screw compressors, 2-11 kW / 3-15 hp.

Customer benefits

  • Reliability –The GX series is designed, manufactured and tested in accordance with ISO 9001, ISO 14001 and ISO 1217. The screw compressor technology allows 100% continuous duty cycle and the reinforced frame eliminates resonance. GX compressors are built for a long lifetime of reliable operation.
  • Reduced energy costs – Our GX compressors offer the low energy consumption and high efficiency of a rotary screw compressor. Compared to piston compressors that suffer from increased energy consumption over time, these screw compressors always provide high efficiency.
  • Plug and play installation – In addition to boasting a minimum footprint, the GX series discharges cooling air from the top, allowing placement against the wall or in a corner. The tank mounted GX with built-in dryer reduces space requirements even further, making it ideal if you have limited space at your facility.
  • Easy maintenance – Service points are grouped together and are accessible through the removable panel. The spin-on oil separator and filter are designed to be easy to maintain. Maintenance is further simplified through information provided on the control panel.
  • Silent operation – Atlas Copco supplies GX compressors with full sound enclosures which reduce the sound levels to as low as 61 dB(A). The rotary screw technology minimizes vibration, while optimized cooling air flow enhances quiet operation.
  • Integrated air treatment – The GX 2-11 FF is available with an advanced built-in refrigerant air dryer. By cooling the compressed air and removing water before it can enter your compressed air network, it prevents rust in your compressed air piping and avoids damage to your air tools.

Atlas Copco’s oil-injected rotary screw GX compressors are the powerful and reliable industrial screw compressors for small and medium sized industries. The GX compressors are available in various versions (floor mounted, tank mounted, with or without integrated dryer) to provide flexibility. Built from high-quality components and materials, they provide a reliable source of high-quality air in temperatures up to 46°C/115°F.

Technical Specifications
Capacity FAD (l/s) 4 – 27.8 l/s
Capacity FAD (m³/h, cfm) 14.4 – 100.1 m³/h
Working pressure 7.5 – 13 bar(e)
Installed motor power 2.2 – 11 kW

GR 110-200: Oil-injected rotary screw compressors, 110-200 kW / 150-270 hp.

Customer benefits

  • High reliability – The two-stage compression element features an asymmetric rotor profile you can rely on. Thanks to the extremely reduced load on bearings, rotors and gears, the element lifetime is long, ensuring low wear and tear and reliability at the lowest operating cost.
  • Advanced control monitoring – To maximize efficiency and reliability, the Elektronikon® controls the main drive motor and regulates system pressure within a predefined and narrow pressure band. The Elektronikon® controller can be adapted to your specific needs with extra sensors, digital contacts, fieldbus, Internet and SMS communication functions. In combination with the ES multiple compressor controller, the operation of your complete compressor room is optimized.
  • Easy installation – The GR 110-200 is truly plug-and-play. Simply put the machine on a flat floor, connect the power line and the compressed air outlet, and push the start button.
  • Minimal maintenance – GR 110-200 compressors are designed for trouble-free maintenance, with easily accessible oil and air filters and simple cooler cleaning procedures.

Atlas Copco’s GR 110-200 oil-injected rotary screw compressors are ideal for high-pressure applications requiring a reliable air supply of 13 and 20 bar. The installation, operation and maintenance of these robust and reliable machines is kept simple. Their two-stage design ensures the most efficient operation at higher pressure. Our GR 110-200 compressors will cut your costs and enable smooth, continuous operation right across your production processes. You can choose from air- or water-cooled versions.

Technical Specifications
Capacity FAD (l/s) 211 – 442 l/s
Capacity FAD (m³/h, cfm) 12.6 – 26.5 m³/h
Working pressure 12.75 – 20 bar(e)
Installed motor power 110 – 200 kW

GG: Oil-lubricated gas screw compressors, 16 bar(a) (232 psia)

Customer benefits

  • Efficient capacity control – Variable Speed Drive can regulate the capacity of the compressor to keep inlet and outlet pressures constant, depending on the application.
  • High efficiency and consistent performance – The GG’s highly efficient rotor profile maximizes the flow and minimizes the horsepower. Direct drive through a flexible coupling means no gear losses or wasted energy.
  • Sturdy design – A triplex bearing arrangement has an L-10 calculated life of 130,000 hours. Superior shaft seal design and unparalleled precision manufacturing combine to ensure durable quality year after year. This makes the GG gas compressor the optimal solution for gas applications.
  • Compact and easy to install – This single stage compressor takes up minimal floor space. Frame-mounted, the GG gas compressor comes as a complete all-in package which can easily be integrated in your process.

Atlas Copco’s lubricated gas screw compressors meet your needs for methane and biomethane applications for pressures up to 16 bar(a) (232 psia). Single-stage, water-cooled and directly-driven, these compressors benefit from the latest technologies with exclusive bearing arrangements and variable speed drive.

Technical Specifications
Capacity FAD (l/s) 136 l/s
Capacity FAD (m³/h, cfm) 488.96 m³/h
Working pressure 6 – 16 bar(e)
Installed motor power 90 kW
Inlet pressure up to 1.4 bar(a)
Capacity 450 Nm³/h
Gases handled processed biomethane

GAR 5-37: Oil-injected screw compressors for railway applications, 5.5-37.5 kW / 7.5-45 hp.

Customer benefits

  • Reliability – The GAR 5-37 range is a simple, highly reliable compressor package design. It incorporates a minimum of moving parts, a shaft-driven cooling fan, corrosion-resistant materials such as stainless steel and aluminum, and rigid and sturdy construction to withstand external vibrations, dust, exhaust gases, shock loads and projectiles. These compressors perform in temperatures from -40°C/-40°F to +50°C/+122°F and are designed to withstand the most extreme weather conditions.
  • Maximum uptime – The GAR 5-37 range is characterized by long service intervals requiring an absolute minimum of maintenance. This guarantees an availability of more than 99%. Over a total lifetime of 30 years these compressors require only 2.5 hours of preventive maintenance per year, including overhaul.
  • Low lifecycle cost – GAR 5-37 compressors are characterized by an extremely low lifecycle cost; a result of the high reliability and the long service intervals.
  • Compact and low weight – The GAR 5-37 design is extremely compact as a result of the integrated fan concept. The fan is mounted on the drive motor shaft, eliminating separate cooling systems etc. A GAR compressor therefore needs little space for installation. The use of aluminum reduces the weight as much as possible.
  • The Full Feature concept with integrated filters, unique SDR membrane dryers and aluminum air receivers will give you one single source to supply your system with clean dry air, without lost of energy due to high pressure drops and high purge air flows, compared to separate installations.

Atlas Copco’s GAR 5-37 oil-injected, air-cooled screw compressors are designed for dedicated railway applications. They are proven reliable, compact, low weight and low noise machines. The GAR 5-37 range has a long and successful history of meeting the most demanding compressed air requirements of main line locomotives, heavy-duty diesel locomotives, shunters, EMUs, DMUs, metros and LRVs.

The GAR screw compressor helps railway operators to achieve punctuality and reliability, while reducing operational costs.

Technical Specifications
Capacity FAD (l/s) 8.5 – 69 l/s
Capacity FAD (m³/h, cfm) 54 – 4140 m³/h
Working pressure 6 – 13 bar(e)
Installed motor power 5.5 – 37 kW
Working pressure 10 bar(e)

GA90+-160 (VSD): Oil-injected rotary screw compressors, 90-160kW / 125-200.

Customer benefits

  • Highest uptime – At the heart of each GA compressor is a state-of the-art compression elements based on innovative asymmetric rotor profiles and powered by a high efficiency electric motor. Combined with a generously sized cooling module, heavy duty air inlet filters,and Smartlink, this results in maximum reliability to operate in the toughest conditions and at ambient temperatures up to 55°C/131°F.
  • Maximum energy savings – The innovative design of our GA compressors (including screw element, motor, Elektonikon etc.) enables you to achieve substantial savings in your energy costs and overall compressor lifecycle costs. The GA Variable Speed Drive (VSD) reduces energy costs by a further 35% on average by automatically adjusting the air supply to your air demand. And to reduce your costs even further, a comprehensive range of features, options and solutions is available like the energy recovery system. .
  • Integrated air treatment – Each GA compressor includes as standard an integrated water separator to immediately removes 100% of the condensate, resulting in higher air quality.With the GA Full Feature, highly energy efficient integrated refrigerant dryer and air filter ensures the continuous supply of clean and dry air to extend the life of equipment, enhance system reliability and avoid costly downtime and production delays.
  • Advanced control and monitoring – To maximize efficiency and reliability, the Elektronikon® controls the main drive motor and regulates system pressure within a predefined and narrow pressure band. The Elektronikon® controller can be adapted to your specific needs with extra sensors, digital contacts, fieldbus, Internet and SMS communication functions. In combination with the ES multiple compressor controller, the operation of your complete compressor room is optimized.
  • Easy installation – The integrated design includes internal piping, coolers, motor, lubrication and control system: all supplied as a ready-to-use package. Installation is fault-free and commissioning time is low. Simply plug and run.

Efficient, reliable and built to last, the GA 90+-160 / GA 110-160 VSD compressors are designed to provide high-quality compressed air even under harsh conditions. Every GA is designed, manufactured and tested to comply with ISO 9001, ISO 14001 and ISO 1217. They use the state of the art of Atlas Copco’s compression element, ensuring a long and trouble-free life at the lowest possible operating cost. Engineered for reliable operation, even in ambient temperatures up to 55°C/131°F and very harsh environmental circumstances, the GA takes reliability to a new level. Features such as Variable Speed Drive and energy recovery lead to significant reductions in energy use and CO2 emissions.

Technical Specifications
Capacity FAD (l/s) 106 – 572 l/s
Capacity FAD (m³/h, cfm) 382 – 2059 m³/h
Working pressure 3.5 – 14 bar(e)
Installed motor power 90 – 160 kW

GA160 +- 315/GA 315 VSD: Oil-injected rotary screw compressors, 160-315 kW / 200-390 hp.

Customer benefits

  • Highest reliability – In our GA 160+-315, all components are selected to ensure a long, trouble-free operation. The compressors incorporate a superior oil-injected screw element based on innovative asymmetric rotor profiles and a generously sized cooling system for optimal operating temperatures. The advanced Elektronikon® controller ensures a full control and monitoring of all compressor inputs/outputs.
  • Reduced energy costs and CO2 emissions– The GA Series’ superior screw elements are designed to give the maximum air capacity for the lowest energy consumption. The outstanding element is powered by high efficiency electric motors, contributing to maximum compressor package efficiency. Beside this, the energy recovery option can offer additional energy savings by recovering the heat from the compressor and turning it into hot water. For ultimate savings, the GA 315 VSD can save an average of 35% of the cost by automatically adjusting the motor speed to the air demand.
  • Integrated air treatment – The GA Full Feature with highly energy-efficient integrated refrigerant dryer ensures the continuous supply of clean and dry air to extend the life of equipment, enhance system reliability and avoid costly downtime and production delays.
  • Service friendly – With the selection of long lifetime consumables, the GA 160+-315 provide the highest availability. All service parts are easy and safe to access through large opening doors. Service time is reduced to a minimum to further optimize the life cycle cost of the compressor.
  • Easy installation – The integrated design includes internal piping, coolers, motor, lubrication and control system: all supplied as a ready-to-use package. Installation is fault-free and commissioning time is low. Simply plug and run.

Atlas Copco’s GA 160+-315 (VSD) oil-injected rotary screw compressors are designed to boost the productivity in all demanding applications like cement, mining, power plants…. This universal performer delivers high quality compressed air at the lowest operating cost, even in the harshest conditions such as temperatures up to 46°C/115°F.

Technical Specifications
Capacity FAD (l/s) 440 – 1000 l/s
Capacity FAD (m³/h, cfm) 1584 – 3600 m³/h
Working pressure 5.5 – 14 bar(e)
Installed motor power 160 – 315 kW

GA 7-37 VSD+: Oil-injected, oil-cooled rotary screw compressors with variable speed drive+, 7-37 kW / 10-50 hp

Customer benefits

  • Highest reliability – The GA VSD+ has proven its reliability during extensive field-testing. The drive train is a completely closed, oil-cooled unit that is both quiet and reliable (IP 66), even in the harshest conditions.
  • Exceptional energy savings – Atlas Copco’s GA Variable Speed Drive+ (VSD+) technology closely follows the air demand by automatically adjusting the motor speed to match the compressed air supply to the air demand. Combined with the innovative design of the iPM (Permanent Magnet) motor (efficiency corresponding to IE4 efficiency), this results in average energy savings of 50% and an average cut of 37% in the lifecycle cost of a compressor. A new, more efficient fan motor achieves another saving on specific energy requirements of up to 7% of the compressor power.
    On top of the energy savings, the GA VSD+ realizes a Free Air Delivery (FAD) increase of up to 12%. The design of the motor and the drive train are protected by pending patents.
  • Air system integration – The GA VSD+ is compact, with a footprint that is less than half of the current GA VSD. Thanks to the silent motor and fully-enclosed drive train, this compressor runs as quietly as 62 dB(A). Thanks to its smart design, all maintenance parts are easy accessible and the compressor allows for installation close to a wall or even in corners.
  • Advanced control and monitoring – To maximize efficiency and reliability, the Elektronikon® controls the main drive motor and regulates system pressure within a predefined and narrow pressure band. The Elektronikon® controller can be adapted to your specific needs with extra sensors, digital contacts, fieldbus, Internet and SMS communication functions. In combination with the ES multiple compressor controller, the operation of your complete compressor room is optimized.
  • Integrated air treatment – The GA VSD+ is available in a Full Feature version that includes an energy-friendly integrated refrigerant dryer of the newest generation.

Atlas Copco’s GA VSD+ range brings a game-changing innovation to the general industry. The GA 7-37 VSD+ variable speed drive compressor reduces your energy consumption by a staggering 50% on average, compared to idling compressors. At the same time it offers improved performance, silent operation (down to 62 dB(A)) and a compact footprint, thanks to its vertical drive train design. The heart of the GA VSD+ is an interior permanent magnet motor, directly coupled to Atlas Copco’s best-in-class screw element: all of which have been in-house designed and have patents pending. All these benefits make the GA VSD+ the compressor of the future, setting a new standard in the industry for years to come.

Technical Specifications
Capacity FAD (l/s) 6.8 – 116.4 l/s
Capacity FAD (m³/h, cfm) 24.5 – 418.9 m³/h
Working pressure 4 – 13 bar(e)
Installed motor power 7 – 37 kW