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British Rail Class 144

From Simple English Wikipedia, the free encyclopedia
British Rail Class 144 "Pacer"
Class 144, unit number 144017 at York railway station on 3rd June 2004.
In service1986 - 2020
ManufacturerBREL Derby and Walter Alexander
Family namePacer
Refurbishment2002 - 2004 - and 2010 2015 became 144e
Number built23
FormationDMS(+MS)+DMSL
Operator(s)Northern Rail first great Western
Line(s) servedHarrogate Line, Huddersfield Line, Hallam Line, Pontefract Line, York & Selby Lines
Specifications
Maximum speed75MPH
Prime mover(s)Cummins LTA10-R (Originally Leyland TL11)
Safety system(s)AWS, TPWS
Track gauge1435 mm (4 ft 8½ in)
144023 at Leeds City Station.

The British Rail Class 144 "Pacer diesel multiple units (DMUs) were built by BREL Derby from 1986-1987. A total of 23 units were built, replacing many of the earlier First-generation "Heritage" DMUs.