British Rail Class 172

British Rail Class 172 Turbostar
The interior of a London Midland Class 172
In service10 July 2010 - Present
ManufacturerBombardier Transportation
Family nameTurbostar
ReplacedClass 150
Constructed2010 - 2011
Number built39 trainsets
Formation2 or 3 cars per trainset
Capacity172/0: 120 seats
172/1: ? seats
172/2: 116 seats
172/3: 188 seats
Operator(s)London Overground
Chiltern Railways
West Midlands Trains
Line(s) servedSnow Hill Lines
Chiltern Main Line
Gospel Oak to Barking Line
Specifications
Car body constructionWelded aluminium. Steel ends.
Car length23.62 m (77 ft 6 in)
Width2.69 m (8 ft 10 in)
Height3.77 m (12 ft 4 in)
Maximum speed100 mph (160 km/h)
Weight41.6 tonnes (40.9 long tons; 45.9 short tons)[1]
Prime mover(s)One per car, MTU 6H1800R83
Power output483 hp (360 kW)[2]
TransmissionZF Ecomat-Rail 6 speed
ZF Reversing final drive
Safety system(s)AWS, TPWS
ATP (172/1 only)
Track gauge1,435 mm (4 ft 8 12 in) standard gauge

The Class 172 is a diesel multiple unit (DMU) of the Turbostar family similar to the Class 168, Class 170 and Class 171.

References

  1. "Porterbrook Class 172 DMU" (PDF). Archived from the original (PDF) on 10 December 2015.
  2. "Class 172/0 - London Overground". Archived from the original on 2016-12-20. Retrieved 2018-01-18.