Diesel multiple unit
| Multiple unit trains |
|---|
| Subtypes |
| Technology |
| By Country |
A diesel multiple unit or DMU is a multiple unit train consisting of multiple carriages powered by one or more on-board diesel engines. They may also be referred to as a railcar or railmotor, depending on country.
Transmission
[change | change source]The diesel engine drives the train through a transmission system. The transmission system may be:
- Mechanical, using a gearbox (diesel-mechanical)
- Hydraulic, using a torque converter (diesel-hydraulic)
- Electric, using a generator to power traction motors (diesel-electric)
Related pages
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Wikimedia Commons has media related to Diesel multiple units, motor coaches and railcars.
