Atlas Copco GX 7 Instruction Book page 37

Instruction book
motor overload (FM1) settings
208V
230V (standard factory setting)
460V
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 an. Use the 2 A fuses for 208-230 V and the 1
A fuses for 460 V, supplied with the compressor.
Fuses fuse rating V
F1 600 V AC
F1 600 V AC
F2 250 V AC
F3 250 V AC
F3 250 V AC
F10 600 V AC
F10 600 V AC
Note: fuses F10 are only applicable to FF units. See also
2920 7054 00
7,5 kW
10 hp
36.3
34.4
16.9
208 V 230 V
2 A 2 A
2 A 2 A
3 A 3 A
1 A 1 A
1 A 1 A
7,5 A 7,5 A
7,5 A 7,5 A
Electric
11 kW
15 hp
48
45
22.5
460 V Class
1 A UL class JDYX or JDYX2 10,3 x
38mm
1 A UL class JDYX or JDYX2 10,3 x
38mm
3 A UL class JDYX or JDYX2 5 x 20
mm
1 A UL class JDYX or JDYX2 5 x 20
mm
1 A UL class JDYX or JDYX2 5 x 20
mm
5 A UL guide JDDZ class CC type
FNQ-R 10,3 x 38 mm
5 A UL guide JDDZ class CC type
FNQ-R 10,3 x 38 mm
diagrams.
35