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The electric power's way to the trains

Long distance trains Feeder mast

S-trains Feeder mast

The electricity transmission is side by side the feeder mast. The example is direct current power for s-trains.

A suck transformer 25 kV 50hz. The suck transforor remove extra power from the cables, such as radio signals, and other electrical installations not will be disturbed.

Neutral Section To isolate between two electric sections