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Difference from prior major
revision.
minor diff author diff hide diffA locomotive which can operate with either electric or diesel power. The motors
are electric but can be supplied from the diesel driven alternator or from the
line's external power supply. The preference is usually for collecting electric
power. The South African Class 38 is a locomotive of this type which has 3000v
DC overhead electric supply as well as a 780 kW diesel engine. The UK Class 73
is another type but it collects electric power at 750v DC from a 3rd Rail to
provide about 1500 h.p. or 600 h.p. with the diesel engine. The Swiss RHB
railway Railway also had two electro-diesel locomotives.