ABB Relion 670 Series Applications Manual page 521
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Also See for Relion 670 Series:
- Technical manual (1432 pages) ,
- Technical reference manual (1232 pages) ,
- Applications manual (944 pages)
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1MRK 511 401-UUS F
Device 1
PhyPortA
PhyPortA
Device 3
IEC09000758 V4 EN-US
Figure 228: Parallel Redundancy Protocol (PRP)
Device 1
PhyPortA
PhyPortB
Device 3
IEC16000038 V1 EN-US
Figure 229: High-availability Seamless Redundancy (HSR)
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Application manual
AP1
PhyPortB
Switch A
PhyPortB
AP1
AP1
PhyPortB
PhyPortA
AP1
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Device 2
AP1
PhyPortA
PhyPortB
Switch B
PhyPortA
PhyPortB
AP1
Device 4
IEC09000758-4-en.vsd
Device 2
AP1
PhyPortA
PhyPortB
PhyPortB
PhyPortA
AP1
Device 4
IEC16000038-1-en.vsdx
Section 19
Ethernet-based communication
515
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