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General Electric U9B, U12B and U13B

South African Railways U12B No. 31-028

The U9B and U12B were among the first and also the lightest models in the Universal series. The shorter end also formed a high hood and thus limited the view of the track, but there were full driver's desks in both di...

General Electric U9B, U12B and U13BRemove
Variant
U12B
Built 1957-1984
Manufacturers General Electric
Wheel arrangement BoBo
Gauge 1435 mm
Length 11684 mm
Service mass 56246 kg
Top speed 103 km/h
Power
Engine Cooper-Bessemer FVBL-8T

General

Property General Electric U9B, U12B and U13B
U12B
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Built 1957-1984
Manufacturers General Electric
Wheel arrangement B-B
Gauge 1,435 mm

Dimensions and weights

Property General Electric U9B, U12B and U13B
U12B
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Length 11.68 m
Wheelbase 10.12 m
Service mass 56.2 t
Adhesion mass 56.2 t
Rigid wheelbase 2.44 m
Axle load 14.1 t

Power plant

Property General Electric U9B, U12B and U13B
U12B
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Engine Cooper-Bessemer FVBL-8T
Engine type V8 diesel

Power

Property General Electric U9B, U12B and U13B
U12B
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Power source diesel-electric
Indicated power 984 kW (1,338 PS)
Top speed 103 km/h
Starting effort 170.8 kN

Calculated values

Property General Electric U9B, U12B and U13B
U12B
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Factor of adhesion 1 : 3.23
Power-to-weight ratio 17.5 kW/t
Adhesive weight/Total 1 : 1.00
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