Terminal Diagram; Figure 1-2 Terminal Diagram Of Self Powered (7Sr4501-Xga10-1Aa0) And - Siemens 7SR45 Argus User Manual

1.6

Terminal Diagram

The 7SR45 Argus Relay is housed in a non draw-out 4U size 4 case. The rear connection comprises of
user-friendly pluggable type terminals:
• Binary Input (BI)
• Binary Output (BO)
• Pulse Output (PO)
• Fixed Terminal Current Transformer (CT) (non-pluggable)
• Remote Flag Indicator
• RS485 Communication Port
• Auxiliary Power Supply
X1
+ve
1
-ve
2
+ve
3
-ve
4
X2
NO 1
COM
2
NC 3
4
5
6
X3
-ve
1
+ ve
2
GND
NOTES
Items shown in BOLD are ordering options
Figure 1-2 Terminal Diagram of Self Powered (7SR4501-xGA10-1AA0) and (7SR4503-xGA10-1AA0)
Non-Directional Overcurrent and Earth Fault Relay without Flag
©2018 Siemens Protection Devices Limited
X5
1A /5A
1
BI 1
IL1
2
BI 2
1A/5A
3
IL2
BO 1
4
1A /5A
5
BO 2
IL3
6
1A /5 A
7
PO
IL4
8
Chapter 1 - 7SR45 Description of Operation
7SR4501 Terminal Label
Chapter 1 Page 10 of 48