British Rail Class 455
The British Rail Class 455 is a type of electric multiple unit drawing power from a 750 V DC third rail. Built by BREL at York works in the early and mid-1980s, they were initially categorised as Class 510 as the successor to the Class 508. They were used on suburban services in South London, by South West Trains and Southern. Southern donsent have 455s anymore
| British Rail Class 455 | |
|---|---|
 Refurbished South West Trains 455713 at Wimbledon. Note the differing profile of the third carriage. | |
| In service | 1983 - present |
| Manufacturer | BREL |
| Family name | Mark 3 |
| Number built | 137 trainsets |
| Formation | 4 cars per trainset |
| Operator | South West Trains Southern |
| Specifications | |
| Maximum speed | 75 mph (121 km/h) |
| Weight | DTSO - 29.5 tonnes |
| Braking system(s) | Air (Westcode) |
