British Rail Class 323 | |
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![]() West Midlands Railway Class 323 at Aston in 2019 | |
![]() Interior of a refurbished Arriva Rail North Class 323 unit | |
In service | 7 February 1994 – present |
Manufacturer |
|
Order no. |
|
Built at | Leeds[4] |
Replaced | |
Constructed | 1992–1995[4] |
Refurbishment |
|
Number built | 43[5] |
Successor | Class 730 (West Midlands Railway)[6] |
Formation | 3 cars per unit: DMS-TS-DMS[7] |
Diagram |
|
Fleet numbers | 323201–323243[7] |
Capacity |
|
Operator(s) | |
Depot(s) |
|
Line(s) served | |
Specifications | |
Car body construction | Aluminium alloy[3] |
Train length | 70.18 m (230 ft 3 in) |
Car length |
|
Width | 2.800 m (9 ft 2.2 in) |
Height | 3.769 m (12 ft 4.4 in) |
Floor height | 1.156 m (3 ft 9.5 in) |
Doors | Double-leaf sliding plug, each 1.305 m (4 ft 3.4 in) wide (2 per side per car) |
Wheelbase | Over bogie centres: 16.000 m (52 ft 5.9 in) |
Maximum speed | 90 mph (145 km/h)[7] |
Axle load | Route Availability 3[12] |
Traction system | |
Traction motors | 8 × Holec DMKT 52/24[5] asynchronous three-phase AC |
Power output | 1,168 kW (1,566 hp) total[12] |
Electric system(s) | 25 kV 50 Hz AC Overhead |
Current collection method | Pantograph (Brecknell Willis)[7] |
UIC classification | Bo′Bo′+2′2′+Bo′Bo′ |
Bogies | |
Braking system(s) | Westcode EP (disc) and regenerative[7][note 5] |
Safety system(s) | |
Coupling system | Tightlock |
Multiple working | Within class (max. 4 units)[7] |
Track gauge | 1,435 mm (4 ft 8 1⁄2 in) standard gauge |
Notes | |
Sourced from Webber 1999 unless otherwise noted. |
The British Rail Class 323 electric multiple units were built by Hunslet TPL from 1992-96. Forty-three 3-car units were built for inner-suburban services around Birmingham and Manchester. These trains were the last vehicles to be built by the struggling manufacturer Hunslet before it collapsed.
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