DR Class E 42

DR Class E 42 / Class 242
DBAG Class 142
142 255 in September 2007
Type and origin
Power typeElectric
BuilderLEW Hennigsdorf
Build date1963–1976
Total produced292
Specifications
Configuration:
​
 • UICBo′Bo′
Gauge1,435 mm (4 ft 8+1⁄2 in)
Wheel diameter1,350 mm (4 ft 5+1⁄4 in)
Wheelbase11,300 mm (37 ft 1 in)
Pivot centres7,800 mm (25 ft 7 in)
Length16,260 mm (53 ft 4+1⁄4 in) over buffers
Width3,050 mm (10 ft 1⁄8 in)
Height:
​
 • Pantograph4,530 mm (14 ft 10+3⁄8 in) (with pantograph lowered)
Axle load20 tonnes (20 long tons; 22 short tons)
Loco weight82.5 tonnes (81.2 long tons; 90.9 short tons)
Electric system/s15 kV  16+2⁄3 Hz AC overhead catenary
Current pickupPantograph
Traction motors4 off
Performance figures
Maximum speed100 km/h (60 mph)
Power output:
​
 • 1 hour2,920 kW (3,920 hp) at 72 km/h (45 mph)
 • Continuous2,740 kW (3,670 hp) at 76 km/h (47 mph)
Tractive effort:
​
 • Starting245 kN (55,000 lbf)
Career
Operators
Class
  • DR: E 42, later 242
  • DBAG: 142
LocaleGermany, Switzerland
Withdrawnfrom 1992

The DR Class E 42 is a class of electric locomotives formerly operated by the Deutsche Reichsbahn in East Germany. They were later operated by Deutsche Bahn, designated as Class 142.

Technical specifications

The locomotives have a Bo-Bo axle arrangement and a power output of 2,920 kW (3,916 hp).

History

A total of 292 locomotives were built. From 1970 onward, they were designated as Class 242. Some locomotives were acquired by Lokoop and hired out for services in Switzerland.

References

  1. ↑ Goldsack, Paul, ed. (1981). Jane's World Railways 1981-82 (23rd ed.). Jane's Publishing Company Ltd. p. 268. ISBN 0 7106 0726 1.
  2. ↑ "Quantensprung". lok-magazin.de (in German). GeraMond Verlag. Retrieved July 1, 2020.{{cite web}}: CS1 maint: deprecated archival service (link)
  3. ↑ Rossberg, Ralf, ed. (2013). Deutsche Eisenbahnfahrzeuge von 1838 bis Heute [German railway vehicles from 1838 to today] (in German). Springer-Verlag. p. 203. ISBN 9783642957703.
  4. ↑ Garratt, Colin (2000). Locomotives of the World. Lorenz Books. p. 56. ISBN 0-7548-0513-1.

Further reading