Atlas Copco GA 5 Instruction Book page 131

Oil-injected rotary screw compressors
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Instruction book
Motor overload (FM1) setting
(A)
208 V
230 V (standard factory setting) 30.0
460 V
To rewire the control transformer (T1), move the wire of the transformer to the terminal marked with the
desired voltage (208 V, 230 V or 460 V).
Replace the two fuses marked F1 by opening the fuse-holder. Use the 4 A fuses for 208 - 230 V and the 2 A
fuses for 460 V, supplied with the compressor.
Fuses
F1
F2
2920 7090 51
Adjustment screw of the motor overload
GA 5
33.0
15.0
Fuse rating V
208 V
600 V AC
4 A
250 V AC
3 A
GA 7
43.0
39.0
19.0
230 V
460 V
4 A
2 A
3 A
3 A
GA 11
61.0
55.0
27.5
Class
UL class JDYX or JDYX2 10.3 x
38 mm
UL class JDYX or JDYX2 5 x 20
mm
129

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