Going way back in time, in 1966, traction motor power of North American diesel-electric locomotives was far less than that of Soviet Union electric locomotives. For example, individual traction motor ...

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Since the second half of the 20th century, four-axle diesel-electric switcher locomotives have been used extensively on short lines. The most common are the EMD SW1500 (1,500 hp/1,119 kW), GP9 (1,750 ...

Locomotives powered by electricity have been around for over a century, with rail lines like the now-defunct Pennsylvania Rail Road starting electric operations as early as 1905. However, the average ...