ABB RELION 670 Series Technical Manual page 1139

1MRK 502 066-UUS B
IED
110 V
IEC08000072 V2 EN-US
Figure 588: Example of signal path for sampled analogue values from MU and conventional
The function has the following alarm signals:
Technical manual
Application
Preprocessing blocks
SMAI
TRM module
1 A 1 A
CT
CT/VT
Preprocessing blocks
SMAI
MU1 MU2
OEM Module
CD
IEC61850-9-2LE
Ethernet Switch
IEC61850-9-2LE
ABB
1PPS
Merging
Unit
Combi
CT
Sensor
Conventional VT
Station Wide
GPS Clock
Splitter
Electrical-to-
Optical Converter
1PPS
IEC61850-9-2LE
ABB
1PPS
Merging
Unit
Combi
Sensor
en08000072-2.vsd
Section 18
Station communication
1133