(9 converted to Class 168, 11 converted to Class 171)
Formation
2 or 3 cars per unit
Owners
Eversholt Rail Group
Porterbrook
Operators
CrossCountry
East Midlands Railway
Northern Trains
ScotRail
Depots
Botanic Gardens (Kingston upon Hull)[1]
Neville Hill (Leeds)[2]
Specifications
Car body construction
Welded aluminium, with steel body ends[3]
Car length
DM vehs.: 23.62 m (77 ft 6 in)
MS vehs.: 23.61 m (77 ft 6 in)[4]
Width
2.69 m (8 ft 10 in)[4]
Height
3.77 m (12 ft 4 in)[4]
Doors
Double-leaf sliding plug (2 per side per car)
Maximum speed
100 mph (160 km/h)[5]
Prime mover(s)
2 or 3 × MTU 6R 183 TD 13H[6](one per car)
Engine type
Inline-6 4-stroke turbo-diesel
Power output
315 kW (422 hp) per engine
Transmission
Voith T 211 rzze hydrokinetic (one per vehicle)
Acceleration
max. 0.5 m/s2 (1.6 ft/s2)[5]
Bogies
Adtranz/Bombardier
Powered: P3-23
Unpowered: T3-23
Braking system(s)
Electro-pneumatic (disc)
Safety system(s)
AWS
TPWS
Coupling system
BSI[7]
Multiple working
Within class, plus Classes 14x and 15x
Track gauge
1,435 mm (4 ft 8+1⁄2 in) standard gauge
The British Rail Class 170 Turbostar is a British diesel multiple unit (DMU) passenger train designed and built by Adtranz, and later by Bombardier Transportation, at Derby Litchurch Lane Works.
The Class 170 was derived from the British Rail Class 165 and 166 DMUs, known as the Networker Turbos, of the 1990s. The first units were introduced to service in 1999, shortly after the privatisation of British Rail; they have been commonly used to operate regional as well as long-distance services, and to a lesser extent suburban services. A total of 139 units were built, but some were later converted to Class 168 and Class 171 units. These trains are currently in use with CrossCountry, East Midlands Railway, ScotRail and Northern Trains.[8]
^Sherrat, Philip (April 2024). "Northern builds for the future". Modern Railways. Vol. 81, no. 907. pp. 66–70.
^Pickering, Graeme (May 2024). "Neville Hill 125 years old and still evolving". The Railway Magazine. Vol. 170, no. 1478. pp. 47–51.
^"Turbostar – United Kingdom". Bombardier Transportation. Archived from the original on 13 June 2011. Retrieved 13 December 2022.
^ abcClass 170 & 171 Diesel Multiple Unit(PDF) (1A ed.). Derby: Porterbrook Leasing Company. September 2013. Archived from the original (PDF) on 23 November 2015. Retrieved 13 December 2022.
^ ab"Class 170 and 171". London: Eversholt Rail Group. Archived from the original on 3 February 2020. Retrieved 3 February 2020.
^MTU Rail Power for the UK & Ireland(PDF). MTU Friedrichshafen GmbH. September 2018. p. 2. Archived from the original (PDF) on 3 December 2022. Retrieved 3 December 2022.
^System Data for Mechanical and Electrical Coupling of Rail Vehicles in support of GM/RT2190(PDF). London: Rail Safety and Standards Board. 22 June 2011. p. 4. SD001. Archived from the original (PDF) on 1 April 2012. Retrieved 22 November 2022.
^Bickerdyke, Paul, ed. (March 2024). "Cornish 'boxes close: An exclusive farewell look at Lostwithiel, Par and Truro". The Railway Magazine. Retrieved 6 March 2024.{{cite news}}: CS1 maint: date and year (link)
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