DB Class 151
Encyclopedia
The Class 151 is an electric heavy freight locomotive built for German Federal Railways
Deutsche Bundesbahn
The Deutsche Bundesbahn or DB was formed as the state railway of the newly established Federal Republic of Germany on September 7, 1949 as a successor of the Deutsche Reichsbahn-Gesellschaft '...

 between 1972 and 1978. They were built as a replacement to the aging Class 150
DB Class 150
The Class 150 is an electric heavy freight locomotive built for German Federal Railways between 1957 and 1973. They were built as heavy freight movers to be used on the increasingly electrified main lines of the DB, where they were set to replace the steam traction.In 1957 the first locomotive, 150...

, in order to cope with the increased requirements of this type of locomotive, in particular the desire of a 120 km/h top speed.

On 21 November 1972 the first locomotive, 151001, was delivered by AEG
AEG
Allgemeine Elektricitäts-Gesellschaft was a German producer of electrical equipment founded in 1883 by Emil Rathenau....

 and Krupp
Krupp
The Krupp family , a prominent 400-year-old German dynasty from Essen, have become famous for their steel production and for their manufacture of ammunition and armaments. The family business, known as Friedrich Krupp AG Hoesch-Krupp, was the largest company in Europe at the beginning of the 20th...

. It was followed by 11 further pilot locomotives, which were extensively tested before the main order was built. Altogether 170 locomotives were ordered, which were based at first in Hagen and Nuremberg.

Originally the Class 151 was also suitable for passenger service, however it is now not possible due to not having required safety equipment.

Some engines were fitted with automatic coupling (type unicupler AK69e) to haul heavy ore-trains.
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