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German Reichsbahn E 91

191 099 as a museum locomotive with the original number E 91 99 in October 1987 near Füssen

The locomotives of the class E 91 were heavy freight locomotives for use in the mountains, which had been developed on the basis of the E 77 procured from 1924. In contrast, however, the E 91 featured six powered axle...

General

Property	German Reichsbahn E 91 E 91[h]9[/h] E 91[h]0[/h] and E 91[h]8[/h] E 91[h]9[/h] Remove
Built	1929
Manufacturers	mechanical part: AEG, electrical part: WASSEG
Wheel arrangement	C-C
Gauge	1,435 mm (Standard gauge)

Dimensions and weights

Property	German Reichsbahn E 91 E 91[h]9[/h] E 91[h]0[/h] and E 91[h]8[/h] E 91[h]9[/h] Remove
Length	17.30 m
Wheelbase	11.76 m
Rigid wheelbase	4.50 m
Service weight	116.4 t
Adhesive weight	116.4 t
Axle load	19.6 t

Power

Property	German Reichsbahn E 91 E 91[h]9[/h] E 91[h]0[/h] and E 91[h]8[/h] E 91[h]9[/h] Remove
Power source	electric - AC
Electric systems	15.000 V 16,7 Hz
Hourly power	2,200 kW (2,991 PS)
Continuous power	1,660 kW (2,257 PS)
Top speed	55 km/h
Starting effort	294.0 kN

Calculated values

Property	German Reichsbahn E 91 E 91[h]9[/h] E 91[h]0[/h] and E 91[h]8[/h] E 91[h]9[/h] Remove
Factor of adhesion	1 : 3.88
Power-to-weight ratio	18.9 kW/t
Adhesive weight/Total	1 : 1.00

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