Siemens 7SR210 Argus Quick Start Manual page 12

7SR220 Connection Diagram
+ve
2
-ve
4
+ve
6
-ve
8
+ve
10
+ve
12
+ve
14
+ve
16
-ve
18
+ve
20
+ve
22
+ve
24
+ve
26
-ve
28
+ve
22
-ve
24
28 GND.
+ve
2
-ve
4
+ve
6
-ve
8
+ve
10
-ve
12
14 A
16 Screen
18 B
20 Term.
1A
1
2
5A
3
4
1A
5
6
5A
7
8
1A
9
10
5A
11
12
1A
13
14
5A
15
16
Fig 6. 7SR220 Wiring Diagram
Siemens Protection Devices Limited
7SR22
BI 4 BO 7
BI 5 BO 8
BI 6 BO 9
BI 7 BO 10
BO 11
BI 8
BO 12
BI 9
BO 13
BO 14
BI 10
BI 11
BI 12
BI 13
C
BO 1
BO 2
BI 1
BO 3
BI 2
BI 3 BO 4
BO 5
BO 6
B
I I
L1 5
(I ) (I )
A SEF
I V
L2 L1
(I ) (V )
B A
V
L2
(V )
B
I
L3
(I )
C
V
L3
(V )
C
I
4
V
4
(I )
G
(V )
X
A
1 1
3
C
5
7
Optional
9
I/O
11
13
27
15
17
Arrangement of terminals and modules
19
21
23
25
NOTES
27
BI =
BO =
1
3
5
7
9
11
13
15
17
19
21
23
25
26
27
1A
17
18
5A
19
20
21
22
23
24
25
26
27
28
2 1 2 1 2
B A
Data
Comms
PSU Analogue
(Optional)
28 27 28 27 28
Rear View
Binary Input
Binary Output
Shows contacts internal to relay case
assembly.
Contacts close when the relay chassis is
withdrawn from case
12