2920 1381 02
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Instruction book
1 Leading particulars
1.1 General description
start, stop and emergency stop buttons. An electric cabinet
comprising the motor starter is located behind this panel. The
compressors are provided with an automatic condensate drain
system.
GA Full-feature
GA Full-feature are GA Pack compressors, additionally
provided with an air dryer (1-Fig. 1.4) integrated in the
bodywork. The dryer removes moisture from the compressed
air by cooling the air to near freezing point and automatically
draining the condensate. See section 1.4.
GA are stationary, single-stage, oil-injected screw compressors
driven by an electric motor. GA55, GA75 and GA90C are air-
cooled, whereas GA55 W, GA75 W and GA90C W are water-
cooled.
GA Pack
GA Pack are enclosed in a sound-insulated bodywork. The
compressors are controlled by the Atlas Copco Elektronikon®
regulator. This electronic control module is fitted to the door
of the front panel. The Elektronikon regulator reduces the
power consumption and it allows the operator to easily program
and monitor the compressor. The control panel includes the
Fig. 1.1 General view of GA75
CM
1
AV
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50364F
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