ABB Relion 670 Series Applications Manual page 459

1MRK 511 358-UUS A
Data
IEC09000758 V3 EN-US
Figure 211: Redundant station bus
18.2.6.3 Setting guidelines
Redundant communication (PRP) is configured in the local HMI under Main menu/Configuration/
Communication/Ethernet configuration/PRP
The settings are found in the Parameter Setting tool in PCM600 under IED Configuration/
Communication/Ethernet configuration/PRP. By default the settings are read only in the
Parameter Settings tool, but can be unlocked by right clicking the parameter and selecting Lock/
Unlock Parameter.
Operation : The redundant communication will be activated when this parameter is set to On. After
confirmation the IED will restart and the setting alternatives
further displayed in the local HMI. The
Application manual
Station Control System
Duo
Data
Switch A
1 2
AB CD
Configuration OEM
PRP
=IEC09000758=3=en=Original.vsd
Redundancy
Supervision
Data
Switch B
1 2
Data
IED
PRPSTATUS
ETHLANAB and ETHLANCD in the Parameter Setting Tool
Station communication
GUID-6AD04F29-9B52-40E7-AA07-6D248EF99FC6 v2
Rear OEM - Port AB and CD will not be
Section 18
453