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ABB Relion 670 series - Page 1008

ABB Relion 670 series
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Combi
Sensor
ABB
Merging
Unit
ABB
Merging
Unit
Ethernet Switch
Combi
Sensor
IEC61850-9-2LE
IEC61850-9-2LE
IEC61850-9-2LE
Splitter
Electrical-to-
Optical Converter
IRIG-B
1344
1PPS
1PPS
Station Wide
GPS Clock
en08000212-2.vsd
OEM Module
Preprocessing blocks
SMAI
Application
IED
MU1 (Logic MU)
MU2 (Logic MU)
CD
SMAI1
BLOCK
DFTSPFC
^GRP1L1
^GRP1L2
^GRP1L3
^GRP1N
TYPE
SPFCOUT
AI3P
AI1
AI2
AI3
AI4
AIN
IEC08000212 V2 EN
Figure 490: Example of signal path for sampled analog values from MU with IRIG-
B synchronization
Section 17 1MRK505222-UUS C
Station communication
1002
Technical reference manual

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