Atlas Copco XAS 175 Dd - Electrical System

2.8 ELECTRICAL SYSTEM
2.8.1 CIRCUIT DIAGRAM
The compressor is equipped with a negative earthed system.
XA(S)175 Dd
14
G1
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
D-
B+
D+
K6 K8
K0
Y1 K1
S7
S5
S14
P1
G
+
h
P3
M
G2
+
–
H1
S15
F1 S1
12V DC
X1:1
X1:2
85
86
X1:8
B 6
G
X1:6
W
5) 5)
85
86
K6
S2
K1
30
87a87
K0
30
87a87
X1:3
X1:4
X1:5
X1:7
C1
5)
K8
H6
30
87a
85
86
+
P
14 14 17 _ 19 18 18
B6 Engine fuel level sensor/shut-down switch
C1 Suppressor
F1 Circuit breaker (10A)
G1 Alternator
G2 Batteries
H1 Alternator charging indicator lamp
H6 Alarm lamp, shut-down switches
K0 Starter solenoid
K1 Shut-down relay, compressor temperature and engine oil
pressure
K6 Starter motor protection relay
K8 Shut-down relay, engine temperature, V-belt protection
and fuel level
M1 Starter motor
P1 Fuel level gauge
P3 Hour meter
S1 ON-OFF switch
S2 Override/start switch
S5 Engine oil pressure shut-down switch
S7 Compressor temperature shut-down switch
S14 Engine temperature shut-down switch
S15 V-belt protection shut-down switch
V1 Diode
X1 Plug
Y1 Engine stop solenoid
Fig. 2.4 Circuit diagram (Nr. 2920 1184 00)