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Communication Architecture Overview

IED Level architecture

Each Bay represents part of Process Bus as HSR ring with embedded RedBox in the two PDs connected to Lan-A and Lan-B

  

 

 

Bay Level architecture

Process bus – PRP topology, Protection and Control devices (PDs and BCUs) exchanging information with MUs and I/Os via IEC61850-9.2LE / IEC61850-GOOSE (process bus) and with Station Level (Station Bus)

 

 

 

 

Station Level architecture

Station bus – PRP topology, via IEC61850-MMS and GOOSE between IED and SAS Workstation