Features & Benefits
Oil-Free Air
- Avoids system contamination
- Minimizes the risk of compressed air pipeline fires due to oil carryover
- Eliminates the need for costly disposal of oil-laden condensate
- Reduces expenses and maintenance associated with oil separation filters at the discharge
High Reliability
TURBO-AIR® 20000 centrifugal compressors are engineered for exceptional reliability, thanks to:
- Robust, high-quality gear design
- Durable pinion bearings built for longevity
- Efficient absorption of thrust loads at low speeds
- Stainless steel compression components for enhanced performance
Low Compressor Operating Life Cycle Cost
TURBO-AIR® centrifugal compressors deliver superior overall operating efficiency compared to positive displacement and other centrifugal compressors, offering:
- Outstanding efficiency across full load, part load, and no-load conditions
- Reduced maintenance costs
- Enhanced uptime due to a high-reliability design, minimizing the need for multiple units solely for reliability purposes
- A wear-free compression process with no sliding or rubbing parts, ensuring sustained efficiency over time
Easy Operation and Maintenance
- Advanced MAESTRO control systems for cutting-edge performance
- Fully automated operation adaptable to any process conditions
- Integrated machine self-diagnostics for proactive monitoring
- Durable compression elements that eliminate wear and periodic replacement
- Horizontally split gearbox designed for quick and convenient inspections
- Intercooler and aftercooler bundles designed for easy removal and cleaning
Simple Installation
- Integrated design featuring the compressor, lubrication system, intercoolers, shaft coupling, coupling guard, interconnecting piping, and more, all mounted on a common base
- Simplified installation with no need for specialized foundations
- Convenient access to components for maintenance and inspection
- Flexible site connection points to accommodate various layouts
- Compact design requiring minimal floor space
- Pulsation-free dynamic compression process, eliminating the need for additional dampening equipment
Applications
Centrifugal Air Applications:
- Industrial gases
- Process Air
- Instrument air
Advanced Design
TURBO-AIR centrifugal compressors are exceptional design.
- One, two or three rotors, up to six stages per gearbox
- Horizontal splitline(s) for easy access to parts
GAS FLOW ARRANGEMENT
MSG® TURBO-AIR centrifugal compressors are designed with an innovative arrangement of gas flow components, offering key advantages:
- Directed gas movement to reduce turbulence induced friction
- Air is cooled after every stage to provide high isothermal efficiency
Air Flow Diagram
01: Compressor inlet
02: First-stage compressor volute
03: Coolant in
04: Coolant out
05: First-stage intercooler
06: Second-stage compressor volute
07: Second-stage intercooler
08: Third-stage compressor volute
09: Compressor discharge

OPTIMIZED EFFICIENCIES
Multiple independent compression stages, customizable pinion gear selection, and tailored volute sizing options ensure optimal compressor performance while reducing material costs.
Cross-sectional View of a Typical Three-rotor Process Gas Compressor
- One, two or three rotors, up to six stages per gearbox
- Horizontal splitline(s) for easy access to parts

Specifications
Specification | Metric | Imperial |
Standard Input Power | up to 4100 kW | up to 5500 hp |
Discharge Pressure | up to 40 barg | up to 580 psig |
Inlet Flow | 515 to 700 m3/min | 18,200 to 24,750 CFM |
MSG® Performance Ranges

Maintenance & Parts
- MSG® TURBO-AIR® Centrifugal Compressor Replacement Parts
- Upgrade – Aerodynamic Enhancements for Centrifugal Compressors
- Upgrade – Variable Inlet Guide Vanes for Centrifugal Compressors
- Centrifugal Oil Filters
- Field Overhaul Services
- MAESTRO Universal Centrifugal Compressor






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