Atlas Copco GA50 (W) VSD User Manual

7
2920 1190 05
Instruction book Industrial Air Division
AF. Air filter
AR. Air receiver/oil separator
BV. Oil cooler by-pass valve
Ca. Air cooler
Co. Oil cooler
DP1. Oil drain plug, air receiver
E. Compressor element
FC. Oil filler plug
FN. Fan, compressor coolers
Gl. Oil level gauge
MT. Air cooler moisture trap
VP. Venting plug, oil cooler
1. Cooler plate
Fig. 4. Rear view of GA90 VSD
Da. Automatic condensate drain, air cooler moisture trap
Dm. Manual condensate drain, air cooler moisture trap
1. Pictograph, manual condensate drain
2. Pictograph, automatic condensate drain
Fig. 5. Condensate outlets
PDT1. Differential pressure sensor,
oil separator
PT20. Pressure sensor, air outlet
TT11. Temperature sensor,
compressor element outlet
TT51. Temperature sensor, cooling
water outlet (only on water-
cooled compressors)
Y1. Solenoid valve, blow off
MOTORS
M1. Compressor motor
M2. Fan motor, compressor
coolers
ELECTRIC CABINET
A1. R.F.I. filter (optional)
E1. Elektronikon control module
E4. Communication module
F1/F4. Fuses
K15. Contactor, fan motor
K35. Thermistor relay, motor temperature
L1. Inductor
Q15. Circuit breaker, fan motor
Q16. Circuit breaker, invertor
S0. Isolator switch
T1. Transformer
U1. Invertor
1X1. Terminal strip
CONTROL MODULE (E1)
I. Start button
K01. Auxiliary relay, fan motor
K02. Auxiliary relay
K03. Auxiliary relay
K04. Auxiliary relay, service
K05. Auxiliary relay, invertor shut-
down
K06. Auxiliary relay
K07. Auxiliary relay, general warning
K08. Auxiliary relay, general shut-
down
K10. Auxiliary relay
O. Stop button
Figs. 6. Electrical diagrams
F004
1
2
Da
Dm
AF
Ca
VP Co
MT
AR
DP1
GI
FC
F001
E
BV
FN
1

Atlas Copco GA50 (W) VSD Specifications

General

Brand	Atlas Copco
Model	GA50 (W) VSD
Category	Air Compressor
Language	English