ABB RELION SMU615 Applications Manual page 50

Merging unit variants
3.4.2.1 Default I/O connections
Connector pins for each input and output are presented in the Merging unit's
physical connections section.
Table 15: Default connections for analog inputs with AIM0013
Analog input
IL1
IL2
IL3
Io
U1
U2
U3
Table 16: Default connections for analog inputs with SIM0002
Analog input
IL1
IL2
IL3
Io
U1
U2
U3
Table 17: Default connections for analog inputs with SIM0005
Analog input
IL1
IL2
IL3
Io
U1
U2
U3
50
Default usage
Phase A current IL1
Phase B current IL2
Phase C current IL3
Residual current
Phase-to-earth voltage UL1
Phase-to-earth voltage UL2
Phase-to-earth voltage UL3
Default usage
Phase A current IL1
Phase B current IL2
Phase C current IL3
Residual current
Phase-to-earth voltage UL1
Phase-to-earth voltage UL2
Phase-to-earth voltage UL3
Default usage
Phase A current IL1
Phase B current IL2
Phase C current IL3
Residual current
Phase-to-earth voltage UL1
Phase-to-earth voltage UL2
Phase-to-earth voltage UL3
1MRS758580 C
Connector pins
X120:7,8
X120:9,10
X120:11,12
X120:13,14
X120:1,2
X120:3,4
X120:5,6
Connector pins
X131:4,5
X132:4,5
X133:4,5
X130:1,2
X131:7,8
X132:7,8
X133:7,8
Connector pins
X131 L1/A:1,2
X132 L2/B:1,2
X133 L3/C:1,2
X130 I0:1,2
X131 L1/A:7,8
X132 L2/B:7,8
X133 L3/C:7,8
SMU615
Application Manual