British Rail Class 175
Diesel Hydraulic Multiple Unit Train of the Coradia 1000 family.
The Class 175 Coradia is a model of diesel multiple unit passenger train used in the United Kingdom. They were built from 1999–2001 by Alstom at Washwood Heath in Birmingham. The fleet was based at Chester Depot. The fleet was used in North Wales on services from Holyhead, South Wales, normally going south or up to the North Wales Coast. Many also operated round the Manchester area.
| British Rail Class 175 Coradia | |
|---|---|
 Transport for Wales 175003 at Hereford in 2018 | |
| In service | 2000–2023 |
| Manufacturer | Alstom |
| Built at | Washwood Heath |
| Family name | Coradia |
| Constructed | 1999–2001 |
| Number built | 27 trainsets |
| Formation | 2 (175/0) or 3 (175/1) cars per trainset |
| Capacity | 134 or 206 per trainset |
| Operator(s) | Transport for Wales |
| Depot(s) | Chester |
| Specifications | |
| Car body construction | Steel |
| Car length | Driving end vehicles 23.71 m (77 ft 9 in) Centre cars 23.03 m (75 ft 7 in) |
| Width | 2.73 m (8 ft 11 in) |
| Doors | Swing plug at vehicle ends |
| Articulated sections | Flexible diaphragm within unit only |
| Maximum speed | 100 mph (160 km/h) |
| Weight | 97.85 t (96.30 long tons; 107.86 short tons) or 144.14 t (141.86 long tons; 158.89 short tons) per trainset |
| Prime mover(s) | Cummins N14 diesel - 450 hp (340 kW) 2100 rpm |
| Transmission | Voith T211 and ZF Voith final drive |
| Braking system(s) | Friction/Hydrodynamic |
| Safety system(s) | AWS, TPWS |
| Coupling system | Scharfenberg |
| Track gauge | 1,435 mm (4 ft 8 1⁄2 in) standard gauge |
