Siemens siprotec 7SA522 - Page 111

Configuration
5-137SA522 Manual
C53000-G1176-C119-2
Figure 5-5 Single command with single contact
Figure 5-6 Double command with single contacts
Figure 5-7 Double command with single contacts plus common contact
C+
X
C+
t
CLOSE
Switching
device
C+
L+
L–
Matrix configuration:
1
CLOSE
command
CLOSE
command
C+
C–
TRIP
command
t
CLOSE TRIP
Switching
device
C+ C–
L+
L–
Matrix configuration:
C+
X
1
C–
X
2
CLOSE
command
C+
C–
TRIP
command
CC
t
CLOSE TRIP
Switching
device
C+
C–
L+
L–
CC
Matrix configuration:
C+
X
1
C–
X
2
3
X
CC