4
Merging unit's physical connections
4.1
Inputs
4.1.1
Energizing inputs
4.1.1.1
Phase currents
The merging unit can also be used in single or two-phase applications
by leaving one or two energizing inputs unoccupied. However, at least
terminals X120:7-8 must be connected.
Table 25: Phase current inputs terminals X120:7-12 with AIM0013
Terminal
Description
X120:7-8
IL1
X120:9-10
IL2
X120:11-12
IL3
4.1.1.2
Residual current
Table 26: Residual current input terminals X120:13-14 with AIM0013
Terminal
Description
X120:13-14
Io
Table 27: Residual current input terminals X130:1-2 with SIM0002/SIM0005
Terminal
Description
X130:1-2
Io
1MRS758580 C
Merging unit's physical connections
SMU615
Application Manual
69
Summary of Contents for Relion SMU615
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