British Rail Class 185
| British Rail Class 185 Desiro | |
|---|---|
TransPennine Express Class 185 at Doncaster in 2017 | |
Refurbished standard-class interior | |
| In service | March 2006 – present |
| Manufacturer | Siemens Transportation Systems |
| Built at | Krefeld, Germany |
| Family name | Desiro |
| Replaced | |
| Constructed | 2005–2006 |
| Entered service | 2006 |
| Refurbished | 2017 |
| Number built | 51 |
| Formation | 3 cars per unit: DMOSB-MOSL-DMOCLW |
| Fleet numbers | 185101–185151 |
| Capacity | 169 seats (15 first, 154 standard) plus 12 tip-up |
| Owners | Eversholt Rail Group |
| Operators | TransPennine Express |
| Depots | |
| Lines served |
|
| Specifications | |
| Car body construction | Aluminium |
| Train length | 71.276 m (233 ft 10.1 in) |
| Car length | 23.763 m (77 ft 11.6 in) |
| Width | 2.673 m (8 ft 9.2 in) |
| Height | 3.710 m (12 ft 2.1 in) |
| Floor height | 1.247 m (4 ft 1.1 in) |
| Wheelbase | Bogies: 2.600 m (8 ft 6.4 in) |
| Maximum speed | 100 mph (160 km/h) |
| Weight | Approx. 168.5 t (165.8 long tons; 185.7 short tons) |
| Axle load | 18.5 t (18.2 long tons; 20.4 short tons) max. |
| Prime mover(s) | 3 × Cummins QSK19-R (one per car) |
| Engine type | Inline-6 turbo-diesel |
| Displacement | 19 L (1,159 cu in) per engine |
| Power output |
|
| Transmission | Voith T 312 bre (hydrokinetic, one per car) |
| Acceleration | 0.49 m/s2 (1.6 ft/s2) |
| UIC classification | 2′B′+B′2′+B′2′ |
| Bogies | Siemens SGP SF5000 |
| Minimum turning radius | 120 m (393 ft 8 in) |
| Braking system(s) | Electro-pneumatic (disc) plus hydraulic retarder |
| Safety system(s) | |
| 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 except where otherwise noted | |
The British Rail Class 185 Desiro is a class of diesel-hydraulic multiple-unit (DHMU) passenger trains built by Siemens Transportation Systems in Germany for the train operating company First TransPennine Express. They are currently operated by TransPennine Express.
A £260 million order for 51 three-car trains and associated maintenance depots was placed in 2003, and deliveries took place between 2006 and 2007.