GS Series Screw Compressor Package0 pages

GEA FES, Inc.

GS Series
Screw
Compressor
Package
4 Models
25 - 150 HP
Designed for high stage, booster,
or single stage operation, utilizing
various refrigerants including
R-717, R-22, R-507, R-134A, R-744
and others

Compressor Features:

55GS
60GS
75GS
85GS

Package Features:

Proprietary line-generated rotor profile and
optimized rotor dimensions for improved
volumetric efficiency and lower power
consumption.

Multi-stage oil separator design guarantees low oil
loss.

5:6 male to female lobe ratio for improved
bearing load distribution, lower noise
generation, and better bhp/ton performance.

High performance, steel, elastomeric coupling with
high torque center member for quick installation
and removal.

Patented flow-optimized suction inlet improves
volumetric efficiency and reduces noise.

Unique keyless frictional coupling hub on the
compressor end provides an easily adjustable and
releasable mechanical shrink fit. This feature
provides all the benefits of a shrink fit, but without
the problems.

High performance cylindrical roller axial
bearings and duplex angular contact ball
thrust bearings.
Double-acting hydraulic capacity control,
infinitely adjustable from 10% to 100%.
Unique Hermetic Differential Transformer
(HDT) transmits slide valve position without
wear or friction and requires no external seal.
Integrated suction strainer and check valve.
Internal oil pump for capacity control on high
stage units.
Integrated oil filter and metering valve.

Three-way thermostatic oil temperature control
valve standard with oil cooler options.

NEMA C Face mounted Motor bolts to the
coupling housing and requires no alignment.
TM

Advanced GForce microprocessor control panel
is standard with options for refrigeration system
control.
Product Drawings:
Contact your nearest GEA FES, Inc. sales
representative or go to www.geafes.com, click on
‘Tools’ . . . ‘Documentation’ . . . ‘G Series General
Arrangement (GA) drawings’.