Multidrop Star Topology - Hitachi EDS500 Series Manual

System concept
3.3.4

Multidrop star topology

By combining star and line topology a multidrop star can also be realized. It connects multiple
transmission lines to a central point like a control center.
Staon 1
RTU/IED
500FSDxx
Staon 3
RTU/IED
500FSDxx
Figure 4: Multidrop star topology
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Control center
Cu
500FSDxx
Cu
Staon 2.1
RTU/IED
Cu
500FSDxx
Staon 4.1
RTU/IED
Cu
500FSDxx
Network structures
Staon 2.2
RTU/IED
500FSDxx
Staon 4.2 Staon 4.3
RTU/IED RTU/IED
500FSDxx 500FSDxx
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