British Rail Class 350

British Rail Class 350
*Desiro*
British Rail Class 350; Desiro
	London Northwestern Railway Class 350 at Watford Junction
	Refurbished standard-class interior of a Class 350/1 unit
In service	June 2005 – present
Manufacturer	Siemens Transportation Systems
Built at	Krefeld, Germany
Family name	Desiro
Replaced	Class 153; Class 170; Class 319; Class 321;
Constructed	2004–2005 (350/1); 2008–2009 (350/2); 2013–2014 (350/3 and /4);
Number built	87
Successor	Class 397; Class 730;
Formation	4 cars per unit
Fleet numbers	350101–350130; 350231–350267; 350368–350377; 350401–350410;
Capacity	First class: 24 seats; Standard class: 206–246 seats; plus 117–149 standees;
Owners	Angel Trains (350/1, 350/3, 350/4); Porterbrook (350/2);
Operators	London Northwestern Railway
Depots	Kings Heath (Northampton) Bletchley (Milton Keynes)
Specifications
Car length	20.34 m (66 ft 9 in)
Width	2.80 m (9 ft 2+1⁄4 in)
Maximum speed	110 mph (180 km/h)
Weight	175 tonnes (172 long tons; 193 short tons)
Traction system	Siemens SIBAS32 IGBT-VVVF
Traction motors	8 × Siemens 1TB2016-0GB02 asynchronous three-phase AC;
Power output	250 kW (335 hp) per motor; 2,000 kW (2,680 hp) total;
Electric system(s)	25 kV 50 Hz AC overhead; 750 V DC third rail (350/1 only);
Current collector(s)	Pantograph; Contact shoe (350/1 only);
Bogies	Siemens SGP SF5000
Braking system(s)	Air, regenerative
Safety system(s)	AWS; TPWS;
Coupling system	Dellner 12
Multiple working	Within class
Track gauge	1,435 mm (4 ft 8+1⁄2 in) standard gauge
Notes/references
	Sourced from unless otherwise noted.

The British Rail Class 350 Desiro is a class of electric multiple unit passenger train built by Siemens Transportation Systems to its Desiro design between 2004 and 2014. All 87 are now operated by West Midlands Trains, having previously been operated by Central Trains, Silverlink, Southern, London Midland, First TransPennine Express and TransPennine Express (FirstGroup).

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