Circuit Diagram - Atlas Copco QAS 14 Instruction Manual

G3
A
Z2
B
V5
C
U5
D
X+(F1)
E
XX–(F2)
F
G
H
I
J
K
L
Q1
U>
M
B11 Speed Sensor MPU (O)
F1-F3 Fuses 4A
G3 Alternator
K7 Aux. Relay for Y7 (O)
N11 Speed Controller (O)
N12 Automatic Voltage Regulator
N13 Earth Leakage Relay (O)
N14 IT Relay (O)
Q1 Circuit Breaker
2954 2100 01
W6 U1
W5 U2
W2 U5
W1 U6
V6 V5 V2 V1
230V–50Hz
U1 V1 W1 V6
T1 T2 T3
x0 x0 x0 x6 x54
C
1 T13
2
x54 x54
c2
I >> I >> I >>
c1
f0 f0 f0 f54
X1
L1 L2 L3
R5
R11
R12
S2a
S2b
S13
T1-T2
T3
T13

CIRCUIT DIAGRAM

b8
to Circ. Diagr. ENGINE
b8
Ampere-meter
b8
to Circ. Diagr. ENGINE
b8
Ampere-meter
F1
a0 a0
F2
a0 a0
F3
a0 a0
N
a6 a6
See Note 1
PE
f54
PE
Coolant Heater (O)
Speed Adjustment (O)
Voltage Adjustment (O)
(see Engine Circuit)
Emergency Stop
E.L.R. Disable-switch (O)
Current Transformers (O)
Current Transformer
Torus Earth Leakage (O)
QAS T1 Q1 Wire Size x
14 30/5A 32A 6mm²
20 30/5A 50A 10mm²
to Circ. Diagr. ENGINE
V-meter & Control Module
Notes
Note 1: The PE-N connection has to be made at the
alternator-side of main Circuit Breaker Q1.
Legend
Wire size : Colour code :
aa = 0.5 mm² 0 = black
a = 1 mm² 1 = brown
b = 1.5 mm² 2 = red
3 = orange
c = 2.5 mm²
d = 4 mm² 4 = yellow
e = 6 mm² 5 = green
f = 10 mm² 6 = blue
g = 16 mm² 7 = purple
h = 25 mm² 8 = grey
i = 35 mm² 9 = white
j = 50 mm² 54 = green/yellow
k = 70 mm²
bx = 1.5 mm² NSGAFOeU
U1 Battery Charger (O)
V7 Free-wheeling Diode Y7
X1 Terminal Board
X9 Terminal Strip
X11 Connector Speed Control J1
X12 Connector Speed Control J2
Y7 Air Inlet Shutdown Valve (O)
Y11 Actuator ESR (O)
(O) Optional Equipment
53