The traction power network of Amtrak uses 25 Hz for the southern portion of the Northeast Corridor, the Keystone Corridor, and several branch lines between New York City and Washington D.C. The system
Amtrak Avelia Liberty trainset operating under the 25 Hz traction power system near Claymont, Delaware
Old substation built for the 1915 electrification project at Bryn Mawr, Pennsylvania. Outdoor yard is an addition.
The Safe Harbor Dam generates 25 Hz railroad power via two turbines in the east end of the turbine hall and an M-G set outside against the Dam face.
The Pepco Benning Road power station in Washington, D.C., supplied 25 MVA of 25 Hz power via a rotary frequency changer in the hall nearest the Metro tracks from 1935 until 1986.
The Southeastern Pennsylvania Transportation Authority operates a 25-hertz traction power system in the vicinity of Philadelphia. The system, which SEPTA inherited from the Reading Company, is similar
Amtrak's 25 Hz traction power system
…GWh of energy. SEPTA's static converter plant at Wayne Junction is also based on this technology, although it was supplied by a different company; see SEPTA's 25 Hz Traction Power System. Metuchen – In October 2014, Amtrak placed a contract with Siemens for two 30 MW converters to supplement the existing 25 MW motor–generator from 1933…
SEPTA Lansdale substation
Electrification power infrastructure at Lansdale, Pennsylvania. 24 kV (top) feeders are directed into the substation and 12 kV feeders (bottom) return to the catenary.
Original 1930s autotransformer equipment installed by the Reading Railroad.