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British Rail Class 308 | |
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![]() Class 308 in West Yorkshire PTE livery at Keighley in 1996 | |
In service | 1959–2001 |
Manufacturer | British Railways |
Order no. |
|
Built at | Holgate Road, York |
Family name | 1959 EMU |
Replaced | Steam locomotives and carriages |
Refurbished |
|
Number built | 45 |
Number preserved | 1 (driving trailer only) |
Number scrapped | 44 |
Successor | |
Formation | 3 or 4 cars per trainset: |
Diagram | |
Design code | AM8 |
Fleet numbers |
|
Capacity |
|
Operators | British Rail |
Depots | |
Specifications | |
Car body construction | Steel[4] |
Train length |
|
Car length | |
Width | 9 ft 3 in (2.82 m)[2] |
Height | 12 ft 7 in (3.835 m)[4] |
Doors | Slam[2] |
Articulated sections |
|
Wheelbase | 46 ft 6 in (14.17 m) (bogie centres)[4] |
Maximum speed | 75 mph (121 km/h)[4] |
Weight |
|
Traction motors | 4 × EE 56A of 143.5 kW (192.4 hp)[3] |
Power output | 574 kW (770 hp) |
HVAC | Electric[4] |
Electric system(s) |
|
Current collector(s) | Pantograph |
UIC classification |
|
Bogies |
|
Braking system(s) | Air (EP/Auto)[2] |
Safety system(s) | AWS[4] |
Coupling system |
|
Multiple working | Within ER EMU stock, later within class[2] |
Track gauge | 1,435 mm (4 ft 8+1⁄2 in) standard gauge |
The British Rail Class 308 alternating current (AC) electric multiple units (EMU) were built by British Railways' Holgate Road carriage works in three batches between 1959 and 1961. They were initially classified as AM8 units before the introduction of TOPS.