The TE2 (; ) is a class of

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diesel-electric locomotive A diesel locomotive is a type of railway locomotive in which the power source is a diesel engine. Several types of diesel locomotives have been developed, differing mainly in the means by which mechanical power is conveyed to the driving whee ...

s built by

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Kharkiv Kharkiv, also known as Kharkov, is the second-largest List of cities in Ukraine, city in Ukraine.

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, from 1948 to 1955. It is nominally a two-unit version of class TE1 but is very different in appearance. While the TE1 is a Co-Co

hood unit A hood unit, in North American railroad terminology, is a body style for diesel and electric locomotives where the body is less than full-width for most of its length and walkways are on the outside. In contrast, a cab unit has a full-width ca ...

, the TE2 is a Bo-Bo+Bo-Bo

cab unit In North American railroad terminology, a cab unit is a railroad locomotive with its own cab and controls. "Carbody unit" is a related term, which may be either a cabless booster unit controlled from a linked cab unit, or a cab unit that con ...

Powertrain

Each of the two units is powered by a

Penza Penza (, ) is the largest types of inhabited localities in Russia, city and administrative center of Penza Oblast, Russia. It is located on the Sura (river), Sura River, southeast of Moscow. As of the 2010 Russian census, 2010 Census, Penza had ...

D50

4-stroke A four-stroke (also four-cycle) engine is an internal combustion (IC) engine in which the piston completes four separate strokes while turning the crankshaft. A stroke refers to the full travel of the piston along the cylinder, in either directio ...

6 cylinder

supercharged In an internal combustion engine, a supercharger compresses the intake gas, forcing more air into the engine in order to produce more power for a given displacement. It is a form of forced induction that is mechanically powered (usually by ...

diesel engine The diesel engine, named after the German engineer Rudolf Diesel, is an internal combustion engine in which Combustion, ignition of diesel fuel is caused by the elevated temperature of the air in the cylinder due to Mechanics, mechanical Compr ...

and has four DC

traction motor A traction motor is an electric motor used for propulsion of a vehicle, such as locomotives, electric vehicle, electric or hydrogen vehicles, or electric multiple unit trains. Traction (engineering), Traction motors are used in electrically powe ...

Production

Prototypes were built in 1948 and 1949 and series production ran from 1950 to 1955. A total of 528 pairs was built.Rakov (1995), p. 379-381. Each pair carried a single number in the range 001 to 528.

Preservation

A TE2-414 is preserved at the Museum of Railway Technology,

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TE4

The TE4 was an experimental modification of a TE2, designed to run on solid fuel by using a

producer gas Producer gas is a fuel gas manufactured by blowing air and steam simultaneously through a coke or coal fire. It mainly consists of carbon monoxide (CO), hydrogen (H2), as well as substantial amounts of nitrogen (N2). The caloric value of the pro ...

system. The gas generator was mounted on a four-axle non-powered unit, placed between the TE2 power units, making a wheel arrangement of Bo-Bo+2-2+Bo-Bo. It was not a success and was converted back to a TE2. ''See ТЭ4 at the Russian-language Wikipedia.''

TE6

The TE6 was a class of sixteen TE2-type locomotives ordered by the Ministry of Defence in 1952. They were single-section and their purpose was to serve as locomotives or mobile

alternating current Alternating current (AC) is an electric current that periodically reverses direction and changes its magnitude continuously with time, in contrast to direct current (DC), which flows only in one direction. Alternating current is the form in w ...

generators. They were designed to "meet the requirements of protection against injury factors of a nuclear explosion". ТЭ6br>

References

* Railway locomotives introduced in 1948 TE2 5 ft gauge locomotives {{Russia-rail-transport-stub