12
Fig. 5.1. Connection diagram for the feeder terminal type SPAC 315 C. The circuit-breaker is
controlled using the double-pole control principle.
X1
CHANNEL 8
(BS 1)
63
I
O
5A
1A
1
2
3
5A
1A
4
5
6
5A
1A
7
8
9
5A
1A
25
26
27
IL1
IL2
IL3
Io
X0
X2
61
62
(
)
(
)
SPAC 315 C
L1
L2 L3
P1
P2
S1
S2
Uaux
CHANNEL 7
(E)
CHANNEL 6
CHANNEL 4
CHANNEL 5
CHANNEL 9
(BS 2)
IRF
X0
CHANNEL 3/I
CHANNEL 3/O
CHANNEL 2/I
CHANNEL 2/O
CHANNEL 1/I
CHANNEL 1/O
X3
P
Q
U4
U5
U3
+
-
+
-
+
-
1
2
3
4
5
6
7
X2
12
13
8
9
10
11
12
13
14
1
2
3
4
3
1
2
Rx
Tx
SPA-ZC_
SERIAL BUS,
RS 485
F
C
66
97
X0
86
99
X1
SIGNAL 2
SIGNAL 3
SIGNAL 1
4
5
6
7
8
9
E
D
98
85
G
10
11
SIGNAL 4
3I>
3I>>
I >>
I >
O
I
O
I
O
I
O <-> I
U1
U2
Trip circuit supervision
U5
∆
I / IN
Rh(ext)
R>
A
OPEN
CLOSE
B
h
R (int)
3
96
65
-
-
Connection
diagram