CT
CT
Combi
Sensor
ABB
Merging
Unit
ABB
Merging
Unit
Ethernet Switch
Combi
Sensor
Conventional VT
IEC61850-9-2LE
IEC61850-9-2LE
IEC61850-9-2LE
Splitter
Electrical-to-
Optical Converter
1PPS
1PPS
1PPS
110 V
1 A
Station Wide
GPS Clock
en08000072-2.vsd
OEM Module
Preprocessing blocks
SMAI
Application
MU1
MU2
1 A
TRM module
Preprocessing blocks
SMAI
IED
CD
IEC08000072 V2 EN
Figure 491:
Example of signal path for sampled analogue values from MU and
conventional CT/VT
1MRK505222-UUS C
Section 17
Station communication
1003
Technical reference manual
Summary of Contents for Relion 670 series
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