Wiring Diagram: 7Sr1102 Oc/Ef Relay With 3Bi & 5Bo - Siemens 7SR12 Argus Manual

7SR11 & 7SR12 Installation Guide
5.2 Wiring Diagram: 7SR1102 OC/EF Relay with 3BI & 5BO
+ve
2
BI 1
-ve
4
+ve
6
BI 2
-ve
8
+ve
10
BI 3
-ve
12
14 A
16 Screen
18 B
20
Term.
+ve
22
-ve
24
28
GND.
1A
13
14
IL1
5A
15
16
1A
17
18
IL2
5A
19
20
1A
21
22
IL3
5A
23
24
1A
25
26
IL4
5A
27
28
Chapter 5 Page 14 of 32
B
3
BO 1
1
2
4
BO 2
6
5
8
BO 3
7
10
BO 4
9
12
BO 5
11
A
Figure: 5.2-1 7SR1102 Connection Diagram
1 2 1
B
Data
Comms
PSU
(Optional)
27 28 27
Rear View
Arrangement of terminals and modules
NOTES
BI = Binary Input
BO = Binary Output
Shows contacts internal to relay case
assembly.
Contacts close when the relay chassis is
withdrawn from case
©2017 Siemens Protection Devices Limited
2
A
Analogue
28