Auxiliary Supply Voltage Input - ABB RELION SMU615 Applications Manual

Merging unit's physical connections
4.1.1.3 Phase voltages
Table 28: Phase voltage inputs terminals X120:1-5 with AIM0013
Terminal
X120:1-2
X120:3-4
X120:5-6
4.1.1.4 Sensor inputs
Table 29: Combi sensor inputs terminals X131-X133 with SIM0002
Terminal
X131:4-5
X131:7-8
X132:4-5
X132:7-8
X133:4-5
X133:7-8
Table 30: Combi sensor inputs terminals X131-X133 with SIM0005
Terminal
X131 L1/A:1-2
X131 L1/A:7-8
X132 L2/B:1-2
X132 L2/B:7-8
X133 L3/C:1-2
X133 L3/C:7-8
4.1.2

Auxiliary supply voltage input

The auxiliary voltage of the merging unit is connected to terminals X100:1-2. At DC
supply, the positive lead is connected to terminal X100:1. The permitted auxiliary
voltage range (AC/DC or DC) is marked on the top of the LHMI of the merging unit.
70
Description
U1
U2
U3
Description
IL1
U1
IL2
U2
IL3
U3
Description
IL1
U1
IL2
U2
IL3
U3
1MRS758580 C
SMU615
Application Manual