The DH 440 is a type of

diesel-hydraulic locomotive A diesel locomotive is a type of railway locomotive in which the prime mover 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 wheels ...

built by

Henschel Henschel & Son (german: Henschel und Sohn) was a German company, located in Kassel, best known during the 20th century as a maker of transportation equipment, including locomotives, trucks, buses and trolleybuses, and armoured fighting v ...

in 1956–58 as one of their second-generation diesel locomotive types. They had

wheel arrangement In rail transport, a wheel arrangement or wheel configuration is a system of classifying the way in which wheels are distributed under a locomotive. Several notations exist to describe the wheel assemblies of a locomotive by type, position, and c ...

C, with three axles powered through a

jackshaft A jackshaft, also called a ''countershaft'', is a common mechanical design component used to transfer or synchronize rotational force in a machine. A jackshaft is often just a short stub with supporting bearings on the ends and two pulleys, gear ...

. Six units of the type were built, of which three were bought by the Danish State Railways (DSB) and designated Class MH, numbered 201–203. These formed the basis for the 120 locomotives MH 301–420, built by Danish company

Frichs Frichs is a Danish company based in Horsens, founded in 1854 in Aarhus. Frichs today produce ship engines but started out in the 19th century producing a long range of farm and industry equipment, ships, church bells, cranes and later through th ...

without licence from Henschel. The other three units were purchased by different German industrial railways.

References

* *

External links

Henschel - DH 440
at rangierdiesel.de
DSB Litra MH
at jernbanen.dk MH 201–203 DH 440 C locomotives Railway locomotives introduced in 1956 Diesel locomotives of Denmark Standard gauge locomotives of Denmark Diesel-hydraulic locomotives of Germany Standard gauge locomotives of Germany {{Germany-rail-transport-stub