Emerson VSG & VSSG User Manual

The World’s Best Compressors™For Gas CompressionVSSG/VSG compressorfor natural gas and process gas applications

Why choose a Vilter™ single screw compressor?Vilter’s VSSG/VSG single screw gas compressors deliver longer life, higher reliability and better energy

Unit featuresStandard construction• Main bearings – Roller and ball type angular contact thrust.• Gaterotor bearings – Roller and ball type angular co

InstrumentationPressureThere are four pressure transducers to read system pressures as listed below (Figure 1). PT1 suction pressure transducer (-15.0

Application guidelinesTo ensure the successful operation of the VSSG/VSG com-pressor, the guidelines described below should be followed.Proper lubrica

ABDCABCROTATIONDVSG unit dimensions and specificationsModels VSG 301-701, left, are shown with a standard C-Flange motor mount, single oil filter and

ABCModels VSSG 291-601 drawings il-lustrate the optional dual oil fi lter and the air cooled connections.It is important to note that all VSSG models c

2012VM-17 R2 (7/13) Emerson and Vilter are trademarks of Emerson Electric Co. or one of its affiliated companies. ©2013 Emerson Climate Technologies,