Danfoss iC7 Series

10.3.9 Pre-charging Control Circuit
X13
36
GND
22
DO2
23
GND
24
GND
17
DI5
37
GND
33
AI1
31
AO1
32
+10Vref
21
DO1
14
DI2
15
DI3
16
DI4
13
DI1
12
24VDC
11
24VDC
19
DGND
20
GND
34
AI2
35
GND
38
GND
18
DI6
0
ENABLE
13
14
-SF11
AUTO
MANUAL
13
14
-SF12
STOP
START
13
14
-SF
23
24
13
14
-SF11
13
14
-SF
13
14
-SF12
13
14
M
14
C
11
12
T
M1M2
T1T2
C1
C2
13
A B D E F G
K
J
H
I
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A AFE or GC remote control start/stop B Mains 0-enable
D Pre-charging man-auto E Main input device status
F Main input device tripped (circuit breaker) G Cooling supervision
H Status/supervision I I/O and Relay Option
J AFE start/stop K Field connection
Figure 166: Pre-charging Control Circuit Diagram
X101
X102 X103 X51
71
TI+
72
TI-
1
COM
2
NO
3
NC
4
COM
5
NO
6
NC
8
NO
7
COM
A1
A2
A1
A2
23
24
-SF11
115–
230 VAC
N
A B
F
C D
E
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Figure 167: Pre-charging Control Circuit Diagram
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Design Guide | iC7 Series Liquid-cooled System Modules