Atlas Copco QAS 275-325, Instruction Manual

Page: 92 / 114

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a3
172
b3
171
A2
A1
a3
15
Cubicle Canopy
12
15
ded. 60Hz
a2
13
See Circ. Diagr Power
Dedicated 60Hz
Dual frequency
a6
12
b2
17
12
a6
12
70
a3
70
to A1.35
to A1.36
70
b6
12
b3
71
b2
13
Cubicle Canopy
a3
70
b6
12
12
13
Plant Contactor
Output: 24Vdc,
max. 8Adc1
3
to Control Module A1
1 4 2
Sx=Remote
Start/Stop-switch
max. 24Vdc, 4A
to Plant Contactor
A2 <--
to Plant Contactor
A1 <--
19
a3
12
a3
12
a6
38
a0
4
3
See Circ.Diagr Power
13
12
5
9
7
5
1
11 12 8
4
10
6
2
3
a0
126
a0
126
to Circ.Diagr Power
to Circ.Diagr Power
F1-N
T1-T3
a8
140
a8
141
a8
142
a8
143
a0
126
a0
125
a0
129
a0
128
a0
127
a6
124
a0
125
a3
5
a3
11
a3
60
b6
12
aa0
CL
aa9
CH
a2
17
b2
17
a3
19
a0
38
a6
12
a2
13
a2
13
a2
17
a2
17
b2
1
b3
14
a0
125
a3
5
a6
12
a6
12
a3
14
a3
14
b3
14
b2
17
b2
17
a6
12
a6
12
a6
12
a6
12
a6
12
3
4
2
1
b2
13
Qc1002 canbus
CAN-L GND CAN-H
Air Shutdown V
alve Relay
Fuel Control Relay
Com Com
NO NO
0 Vdc (Batt-)
Load Contactor
Preheat Relay
Common for Relay Outputs
12/24 Vdc (Batt+)
Generator V
oltage L1
Generator V
oltage L2
NO NO NO
Start Relay Output
Input Input Input Input Input
Common High Coolant
Temperature
W
ater in fuel
W/L
Input
Remote Start Start/Stop 50/60Hz
Input
Input Input Input
(VDO) Coolant
Temp.
(VDO) Coolant level Switch
Engine CAN-bus Interface
(VDO) Fuel Level
Common for VDO input (0Vdc)
Sx
V8
K8
K8
(O)
X9
X9
S3
(O)
(O)
(O)
(O)
X9 X9
(O)
Air Shutdown
V
alve
(O)
X9
V7 Y7
K7
X9
X9
K7
R3
Customer’s Installation
(see Instruction Manual)
X25 X25
X11
X11
X9
X9
X9
S11d
S4
A
P1 P2
A
P3
A
P4
V
H0
S20
X25
X25
X25
X25
S2a
10A
F10
A1
26 25 24 27 23 21 19
36 32 35 33 34 14 16 15 12 13 17 18
6 7 5 4 3 1 2
A B C D E F G H I
9822 0993 25/03
Applicable for QAS 275-325 - Qc1002™, Engine Circuit