Engineered Air, Industrial and Process Gas Centrifugal Compressors MSG® and MSG® TURBO-AIR® Series featuring oil-free air

You have many distinct advantages when you partner with Ingersoll Rand for your centrifugal compressor needs. Ingersoll Rand manufactures centrifugal air and gas compressors and provides aftermarket products and services for a broad customer base around the world. The cutting-edge solutions we deliver for air, industrial and process gas requirements are made possible by the unique blend of product quality, engineering talent and dedicated teamwork brought to every customer. CENTRIFUGAL COMPRESSORS With our main manufacturing facility in Buffalo, N.Y., and distribution in more than 80 sales and...

MSG® and MSG® TURBO-AIR® Integrally Geared Centrifugal Compressors MSG (multi-stage geared) and MSG TURBO-AIR compressors offer outstanding design flexibility. MSG compressors are application engineered with numerous available configurations: 1960 First small integrally geared centrifugal compressor introduced • Flows from 70 to 3800 m3/min (2500 to 135,000 CFM) • Input capacity to over 18,650 kW (25,000 hp) • Discharge pressures to 100 barg (1450 psig) MSG TURBO-AIR engineered compressors are completely packaged on a common base for easy installation and are available in a number of configurations:...

The Advantages of Centrifugal Compressor Technology Integrally geared centrifugal compressors represent the latest technology, offering significant advantages over outdated, less-efficient and more costly compressor designs. These advantages are inherent in the centrifugal design and are further enhanced by Ingersoll Rand’s more than 60 years of centrifugal expertise.

Compare the innovative technology of MSG and MSG TURBO-AIR centrifugal compressors with other machines, such as positive displacement compressors, and the advantages are clear. MS G AN D M S G TUR BO -A IR CE N T R I FU G A L CO M P RESS O RS HIGH RELIABILITY OPTIMUM CONTROL COMPACT INSTALLATION FOOTPRINT • Compression elements do not wear or require periodic replacement • Oil filter elements and seal gas filter elements are easily replaced online • Bearings designed for extended life • Require regular maintenance, such as replacement of piston rings, gland packing and valve plates, or periodic...

• Prevents system contamination • Reduces the potential for compressed air pipeline fires caused by oil carryover • No costly waste disposal associated with oil-laden condensate • Eliminates the expense and maintenance of oil separation filters at the discharge High Reliability MSG and MSG TURBO-AIR centrifugal compressors are designed to be extremely reliable due to: • Conservative high-quality gear design • Long-life pinion bearing design • Thrust loads absorbed at low speed • Stainless steel compression elements Low Compressor Operating Life Cycle Cost MSG and MSG TURBO-AIR centrifugal compressors...

The Right Compressor for Your Needs In a wide variety of applications, there is an MSG or MSG TURBO-AIR centrifugal compressor that meets your requirements. With more than 14,000 installations worldwide, on nearly every continent, Ingersoll Rand's products are proven in a number of different industries. 3R2MSGPB-5G/30 Gas Compressor (left) APPLICATION: Located in Algeria; used as a propane boil-off gas compressor SPECIFICATIONS: Flow = 20,000 kg/h Discharge Pressure = 7.3 barA 4MSG-16/15 Air Compressor (below) APPLICATION: Located in China; used as a main air compressor (MAC) for an air separation...

Engineered Air Applications • Industrial gases • Instrument air • American Petroleum Institute (API) standards • Soot blowers • Large plant air • Power industry related Gas Compressor Applications • Fuel gas boosting • Natural gas gathering • Hydrocarbon refrigeration gas • Carbon monoxide • CO2 (wet or dry) • SynGas • Low molecular weight recycle gas • High-pressure nitrogen • Landfill gas MSG and MSG TURBO-AIR centrifugal compressors are exceptional by design. • One, two or three rotors, up to six stages per gearbox • Horizontal splitline(s) for easy access to parts Cross-sectional View of...

Horizontally Split Gearbox for Easy Maintenance • Allows inspection or replacement of gears, bearings and oil seals by simply lifting a cover • No disassembly of piping or heat exchangers is necessary • Periodic inspections and maintenance are made easy • Reduced maintenance, increased uptime Bullgears for Optimum Speed and Efficiency • Allows each pinion to operate at optimum speed, as determined by the flow and efficiency characteristics of the impeller • Main driver is connected directly to the compressor by a low-speed coupling • Gears are high-speed, precision helical-type, designed to meet...

Seal Design Options Ingersoll Rand offers a complete range of seal arrangements to meet the specific needs of your application. Standard Labyrinth-style Air/Gas and Oil Seals • Used with atmospheric air and low-pressure gases • Effectively confine air in the stage casings and prevent contamination of the gas stream from lubricating oil • Non-contacting seals eliminate shaft wear • Do not require periodic replacement • Only require inspection every five to six years under normal operating conditions Babbitted-style Air/Gas Seals • Used with high-pressure and nitrogen applications • When used with...

Gas Seal Options for Your Process Applications VENT PURGE IMPELLER ATMOSPHERE Multiple gas seal designs are available for a wide range of process gases and leakage requirements. Ingersoll Rand can suggest a seal type based on your process, or we can design the seal of your choice – all major seal suppliers can be used. Ingersoll Rand’s standard dry-face seal uses a floating self-centering rider. The clearance fit allows the seal to be removed easily and installed without puller tools. The seal comes as a complete assembly with an installation plate. BACKUP SEAL OIL BEARING SEAL GEARBOX SOUR GAS...