Definition: | railway electric distribution network used to provide energy for rolling stock Note 1 to entry: The system includes - contact line systems,
- return circuit of electric traction systems,
- running rails of non-electric traction systems, which are in the vicinity of, and conductively connected to the running rails of an electric traction system,
- electric installations, which are supplied from contact lines either directly or via a transformer,
- electric installations in power plants and substations, which are utilized solely for generation and distribution of power directly to the contact line,
- electric installations of switching stations.
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