Atlas Copco XAS96 DdG Manuel D'instructions page 23

3.3.2 F
UNCTION OF GENERATOR
X3
X2
X1
Fig. 3.9 Control panel (generator)
H3 Lamp (green)
S7 Switch
X1 Socket 110 V/ 32 A
X2 Socket 110 V/ 16 A
X3 Socket 110 V/ 16 A
Fig. 3.10 Earth pin
Before switching on the generator, always place the
earth pin in position. Check the cable connection
between earth pin and unit.
D G
D
0 1
S7 / H3
X3
X2
X1
Start the unit in accordance with the normal procedure (see 3.3.1).
Let the motor warm up until it reaches operational temperature. Turn
the green switch S7 to position 1.
The normal control system is switched off and the motor speed
increases to reach the maximum.
The green lamp H3 in the switch S7 is activated, showing that sockets
X1, X2 and X3 are under tension.
The generator can be switched off by turning the green switch S7 to
position 0.
1 2 3
Fig. 3.11 Generator control box
Q1 Main circuit breaker 2-pole
Q2 Circuit breaker 2-pole
Q3 Circuit breaker 2-pole
Before connecting an electrical device, always check the
data listed on the rating plate.
Fault situations and protective devices:
Ð When switching on the generator by means of the switch S7, the
green lamp H3 is not activated. Open the left machine door and
check if the circuit breakers are down.
If so, put them up (switch them on). If the circuit breakers are up,
it can be indicative of a serious electrical fault.
Ð When the electrical device is connected, the green lamp H3 is
always deactivated. This indicates a fault in the electrical device.
I M
NSTRUCTION
Q1 Q2 Q3
4 5 6 7 8 9 10
ANUAL
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