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ZR/ZT oil-free air compressors for all your applications

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G Series

G 2-90 screw compressor

Oil-lubricated screw compressors (7.5 to 13 bar)

Range offer:

G 2-5
G 7-11
G 15-22
G 30-45
G 55-90

G 2-90 screw compressors

Key technical specifications

Working Pressure bar (a)

7,5 bar(a) - 13 bar(a)

Capacity FAD

13,2 m³/h - 999,02 m³/h

Installed motor power

2,2 kW - 90 kW

Capacity FAD l/s

3,68 l/s - 278 l/s
See all technical specifications

Top Downloads

Product brochure
Oil-injected rotary screw compressors
G 2-5/G 7-11/G 15-22/G 30-45/G 55-90 (2-90 kW/3-120 hp)
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Description

G 2-90 oil-lubricated screw compressors

The G range brings the power and durability of an industrial screw compressor to small and medium-sized businesses. It also offers superior reliability, easy installation and quick maintenance.

Screw element

Efficient compression element

Atlas Copco’s trusted rotary screw element ensures our G compressors’ high free air delivery and supreme reliability.

Delayed Second Stop
Increase your compressor’s efficiency with the Elektronikon®’s DSS. It stops the compressor’s motor whenever possible (while maintaining the desired system pressure) to minimize motor run time and energy consumption.

See more details about the G SERIES in the brochure

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G-series screw compressors: Built to last

G 55-90 Wuxi screw compressor
G55 screw compressor
G55 screw compressor ghost
G5 FF screw compressor
G3 screw compressor
G 55-90 Wuxi screw compressor
G55 screw compressor
G55 screw compressor ghost
G5 FF screw compressor
G3 screw compressor

The G 7-11/G 15-22 series’ reliability, performance, efficiency, and easy operation make it the preferred compressor for small and medium-sized businesses:

The G 30-45/G 55-90 brings you outstanding sustainability, reliability and performance with a low investment cost.

G 7-22: The ideal small business compressor

  • Reliable element and motor allow for 100% continuous duty cycle, even in hot and harsh environments.
  • Optional integrated dryer ensures premium air quality.
  • Silent, low-vibration operation thanks to belt-driven element.
  • Extremely small footprint with possible placement against a wall or in a corner.
  • Delivered plug-and-play and available in multiple configurations.

G 30-90 : A robust, flexible offer

  • IE3 motor delivers premium energy efficiency and savings.
  • Thanks to its 100% duty cycle, the G 30-45/G 55-90 can operate continuously without cool-down periods.
  • Maintenance-free drive train works reliably in temperatures up to 46˚C/115˚F.
  • Elektronikon® controller offers advanced, intuitive control and monitoring. 

Get a free quote from our Atlas Copco experts

Benefits

Technical benefits

Premium performance
Proprietary rotary screw element ensures high free air delivery and supreme reliability.
Continuous operation
No cool-down periods needed. Atlas Copco screw compression technology allows for a 100% continuous duty cycle.
Easy installation and maintenance
Delivered plug-and-play, the G also offers easy access for service.
G5 FF screw compressor
Find out more in the brochure

Designed for businesses

The right solution
Multiple variants (floor- and tank-mounted, with or without integrated dryer) to meet your specific needs
Save space
The G 7-22’s compact footprint allows for placement against a wall or in a corner.

Specifications

Technical specification

Technical Property Value

Working Pressure bar (a)

7,5 bar(a) - 13 bar(a)

Capacity FAD

13,2 m³/h - 999,02 m³/h

Installed motor power

2,2 kW - 90 kW

Capacity FAD l/s

3,68 l/s - 278 l/s

 (50 Hz versions)

Downloads

Brochures

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    File

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Additional readings

Interactive ebooks

Ebook compressor connectivity

E-book Connectivity

1 December, 2023

Compressor connectivity incorporates the latest technology to enable a truly smart production. In this e-book, you will learn what connectivity means with regard to compressed air equipment and how you can make new connectivity features work for you.

Read more

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  • The G range brings the power and durability of an industrial screw compressor to small and medium-sized businesses. It also offers superior reliability, easy installation and quick maintenance.

Services

Additional services

Person working on SMARTLINK on mobile and pc
SMARTLINK - Air compressor monitoring system
  • Knowing the status of your compressed air equipment at all times and being able to react on it, is the surest way to achieve optimal efficiency and maximum availability
AIRScan - Acoustic camera
AIRScan - Air compressor audit with tangible recommendations
  • AIRScan offers a reliable analysis and well-founded recommendations to improve your energy efficiency.
Optimizer 4.0 in Compressor room
Optimize your installation with air compressor control systems
  • Stabilize your system and and lower your energy costs with central controllers.
repress
Repair your air leaks with RePress
  • Fix your air compressor air leakages with zero downtime of your compressed air system