Siemens SIPROTEC 7SJ62 Instruction Manual page 38
Multi-functional protective relay with bay controller
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Also See for SIPROTEC 7SJ62:
- Manual (704 pages) ,
- Technical data manual (58 pages) ,
- Manual (94 pages)
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Hardware and Connections
Connections to
Plug-In Terminals
2-10
inside the 7SJ62. Each common group can, for example, be used for signal replication
or as a common point for a signal (independent of the signals on the pin "a" terminals).
Depending on the version of the terminal block, 18 or 12 common connections are
available.
Grouping of common connections within a terminal block is as follows:
12 Terminal Block:
18 Terminal Block:
All shielding pins are connected together as shown in Figure 2-10. The shielding pins
are also connected to the rear panel of the 7SJ62. Depending on the version of the
terminal block, 18 or 12 shielding connections are provided.
12 Terminal
c
b
a
1
2
a
b
c
c
b
a
3
4
a
b
c
c
b
a
5
6
a
b
c
c
b
a
7
8
a
b
c
c
b
a
9
10
a
b
c
c
b
a
11
12
a
b
c
Figure 2-10
Schematic Diagram of the Plug-in Terminal Blocks
Connections to plug-in terminals are made with pin connectors.
There are two versions of pin connectors:
Version 1: 2-pin connector
Version 2: 3-pin connector
Group 1
Terminals 1 through 6
Group 2
Terminals 7 through 12
Group 1
Terminals 1 through 9
Group 2
Terminals 10 through 18
Signal Connection
Common Connection
Shielding Connection
Common Connections, Group 1
Looped Together
Common Connections, Group 2
Looped Together
Shielding Connections
Looped Together
18 Terminal
c
b
a
1
2
a
b
c
c
b
a
3
4
a
b
c
c
b
a
5
6
a
b
c
c
b
a
7
8
a
b
c
c
b
a
9
10
a
b
c
c
b
a
11
12
a
b
c
c
b
a
13
14
a
b
c
c
b
a
15
16
a
b
c
c
b
a
17
18
a
b
c
7SJ62 Manual
C53000-G1140-C121-1
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