British Rail Class 377

The Class 377 Electrostars are electric multiple units built by Bombardier Transportation (previously ADtranz) at their Derby Works, from 2001-2014. The Electrostar family, which also includes Classes 357, 375, 376, 378, 379 and 387 and is the most numerous type of EMU built in the post-privatisation period of Britain's railways.

British Rail Class 377
Electrostar
Class 377 Clapham.jpg
A Southern Class 377/1 at Clapham Junction in 2024
377613 MSO Interior.jpg
The interior of a Southern Class 377/6
In serviceMay 2003 – present
ManufacturerBombardier Transportation
Built atDerby Litchurch Lane Works
Family nameElectrostar
ReplacedClass 313
Number built211 units
(excluding 28 375/3 conversions)
Formation
  • 377/1/2/4/5: 4 cars per unit (DMOC-MOSL-PTOSL-DMOC)
  • 377/3: 3 cars per unit (DMOC-PTOSL-DMOS)
  • 377/6/7: 5 cars per unit (DMOC-MOSL-PTOSL-MOS(2)-DMOS)
Operator
Specifications
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WidthLua error in Module:Convert at line 1850: attempt to index local 'en_value' (a nil value).
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Weight
  • 173.6 t (170.9 long tons; 191.4 short tons) (377/1, /2, /4, /5)
  • 133.1 t (131.0 long tons; 146.7 short tons) (377/3 only)
Current collection method
Coupling systemDellner
Multiple workingWithin class, Class 378[1] and Class 379[1]
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British Rail Class 377 Media

References

  1. 1.0 1.1 Pritchard, R. N. (2012). British railways locomotives & coaching stock 2012. Platform 5. pp. 292, 294. ISBN 978-1-902336-92-3. OCLC 795598388.