British Rail Class D3/12
British Rail class D3/12 was a class of three diesel electric shunting trains built by the Southern Railway in 1937. They were numbered 1 to 3 in a separate list from the SR's steam-powered trains. They were later renumbered by British Railways 15201–15203. Later, twenty-six similar trains were built after nationalisation as British Rail Class 12.
| Southern Railway diesels 1–3 British Rail Class D3/12 | |
| Power type | Diesel-electric |
|---|---|
| Builder | Southern Railway’s Ashford Works |
| Build date | 1937 |
| Total production | 3 |
| Configuration | 0-6-0 DE |
| UIC classification | C |
| Gauge | Lua error in package.lua at line 80: module 'Module:Track gauge/data' not found. |
| Wheel diameter | 4 ft 6 in (1.372 m) |
| Locomotive weight | 55.25 long tons (56.14 t) |
| Prime mover | English Electric 6K |
| Traction motors | English Electric, 2 off |
| Multiple working | Not fitted |
| Top speed | 25 mph (40 km/h) |
| Power output | Engine: 350 bhp (260 kW) |
| Tractive effort | 30,000 lbf (133.4 kN) |
| Train heating | None |
| Career | Southern Railway, British Railways |
| Class | BR: D3/12; later 3/9A |
| Number | SR: 1–3; BR: 15201–15203 |
| Retired | 1964 |
| Disposition | All scrapped |
