British Rail Class 103
The British Rail Class 103 diesel multiple units were built by Park Royal Vehicles with diesel engines by British United Traction (BUT). Ordered in the first half of 1955, 20 of these sets were built by Park Royal at the Crossley Motors works in Stockport of the ACV Group. They consisted of a power car and a driving trailer. Standard BUT equipment was fitted, with 'A' type engines.
| British Rail Class 103 | |
|---|---|
| In service | 1957–1983 |
| Manufacturer | Park Royal Vehicles |
| Constructed | 1957–1958 |
| Number built | 20 sets |
| Formation | 2 car sets: DMBS-DTCL |
| Capacity | DMBS: 52S; DTCL 16F 48S |
| Operator | British Rail |
| Specifications | |
| Car length | 57 ft 6 in (17.53 m) |
| Width | 9 ft 3 in (2.82 m) |
| Maximum speed | 70 mph (113 km/h) |
| Weight | DMBS: 33.40 long tons (33.9 t) DTCL: 26.35 long tons (26.8 t) |
| Engine(s) | Two BUT (AEC) 6-cylinder diesels of 150 brake horsepower (112 kW) each |
| Transmission | Mechanical: 4 speed epicyclic gearbox |
| Braking system(s) | Vacuum |
| Gauge | Lua error in package.lua at line 80: module 'Module:Track gauge/data' not found. |
A two-car set with 16 first class and 100 second class seats weighed just under 60 long tons, representing 1,150 lb (520 kg) a seat and had 5 hp per ton of empty weight or 4.35 hp per ton when full.
British Rail Class 103 Media
at Trevarno, on the old Gwinear Road-Helston railway line, currently being restored
Class 103 Park Royal DMU, WSR Minehead, December 1980 Slides275 (9972219346)
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