Hitachi Relion 650 Series Technical Manual page 363

1MRK 511 557-UEN Rev. A
BLOCK
DFTSPFC
^GRP1L1
^GRP1L2
^GRP1L3
^GRP1N
TYPE
GUID-B5973EFD-8304-4A30-8CC9-B64FF531A197 V1 EN-US
Figure 158: Example of signal path for sampled analog values from merging units via process
Technical Manual
IED
SMAI1
SPFCOUT
AI3P
AI1
AI2
AI3
AI4
AIN
IEC61850-9-2LE
bus IEC 61850-9-2LE with PPS synchronization
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Application
Preprocessing blocks
SMAI
MU1 (Logic MU) MU2 (Logic MU)
COM03 Module
LAN2 A
Ethernet Switch
IEC61850-9-2LE
ABB
1PPS
Merging Merging
Unit
Combi
Sensor
Station communication
Station Wide
GPS Clock
Splitter
Electrical-to-
Optical Converter
1PPS
IEC61850-9-2LE
ABB
1PPS
Unit
Combi
Sensor
Section 13
357