British Rail Class 77
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The British Rail Class 77, also known as Class EM2, is a class of 1.5 kV DC, Co-Co electric locomotive. They were built by Metropolitan-Vickers in 1953–1954 for use over the Woodhead Line between Manchester and Sheffield.
Preserved locomotive no. 27000 in original black livery
A Class 77 hauled passenger train waiting at Manchester Piccadilly in 1967
NS 1500 Class no. 1505 at Manchester Museum of Science and Industry
Co-Co locomotive
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Co-Co is the wheel arrangement for diesel and electric locomotives with two six-wheeled bogies with all axles powered, with a separate traction motor per axle. The equivalent UIC classification (Europe) for this arrangement is Co′Co′, or C-C for AAR.
A New Zealand DFT class Co-Co diesel-electric locomotive
LMS 10000 of 1947
The 1903 Hornsby locomotive
DRG E 93 class 3,355 hp heavy-freight electric loco of 1933