Connection Diagrams - ABB RELION 611 Series Applications Manual

1MRS757455 E
3.3
REB611
Application Manual

Connection diagrams

L1
L2
L3
L1
L2
L3
N
Ru Rs
Ru
Ru
GUID-72C26156-5904-4F37-B2CB-B2AD5F710BAC V1 EN
Figure 12: Connection diagram for configuration A when used as busbar
differential protection
REB611 standardized configuration
X120
1
BI 1
2
3
BI 2
4
BI 3
Rs Rs 5
BI 4
6
1)
7
1/5A
IL1
8
N
9
1/5A
IL2
10
N
11
1/5A
IL3
12
N
13
1/5A
Io
14
N
Section 3
REB611
U
IRF
PO1
PO2
SO1
SO2
PO3
TCS1
PO4
TCS2
1) The IED features an automatic short-circuit
mechanism in the CT connector when plug-in
unit is detached
X100
+
1
aux
2
-
3
4
5
6
7
8
9
10
11
12
13
14
16
17
15
19
18
20
22
21
23
24
29