ABB Relion SMU615 Product Manual page 26

Substation Merging Unit
SMU615
Product version: 1.0
GUID-280D1C2A-7365-4D2C-A0DB-34112503683A V1 EN
Figure 9. Terminal diagram for application configuration B with CT and VT inputs
26
SMU615
X120
1 60 -
210V
U1
2
N
60 -
3
210V
U2
4
N
60 -
5
210V
U3
6
N
2)
7
1/5A
IL1
8
N
9
1/5A
IL2
10
N
11
1/5A
IL3
12
N
13 0.2/1A
Io
14
N
X110
1
BI 1
2
BI 2
3
BI 3
4
BI 4
5
6
BI 5
7
BI 6
8
BI 7
9
BI 8
10
X13
1)
Light sensor input 1
X14
1)
Light sensor input 2
X15
1)
Light sensor input 3
IRF
PO1
PO2
SO1
SO2
PO3
TCS1
PO4
TCS2
HSO1
HSO2
HSO3
1) Order selectable -Optional
2) The IED features an automatic short-circuit
mechanism in the CT connector when plug-in
unit is detached
1MRS758420 B
X100
+
1
U
aux
2
-
3
4
5
6
7
8
9
10
11
12
13
14
16
17
15
19
18
20
22
21
23
24
X110
15
16
19
20
23
24
ABB