British Rail Class D3/11

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British Rail Class D3/11
Power type Diesel-electric
Builder British RailwaysSwindon Works
Order number Swindon Lot 346
Build date 1948
Total production 6
Configuration 0-6-0 DE
UIC classification C
Gauge ft 8+12 in (1,435 mm)
Wheel diameter 4 ft 0 12 in (1.232 m)
Minimum curve 3.5 chains (70 m)
Wheelbase 11 ft 6 in (3.51 m)
Length 29 ft 1 12 in (8.88 m)
Width 9 ft 0 in (2.74 m)
Height 12 ft 5 58 in (3.80 m)
Locomotive weight 46.45 long tons (47.20 t)
Fuel capacity 659 imp gal (3,000 l; 791 US gal)
Lubricant capacity 65 imp gal (300 l; 78 US gal)
Coolant capacity 140 imp gal (640 l; 170 US gal)
Prime mover English Electric 6KT
Generator English Electric 801B
Traction motors English Electric 506B, 2 off
Multiple working Not fitted
Top speed 20 mph (32 km/h)
Power output Engine: 350 bhp (260 kW),
At rail: 194 hp (145 kW)
Tractive effort 38,500 lbf (171.3 kN)
Train heating None
Locomotive brakes Air
Train brakes None
Career British Railways
Class D3/11; later 3/11
Number 15101–15106
Axle load class Route availability 5
Retired 1967
Disposition All scrapped

British Rail Class D3/11 was a locomotive commissioned by the Great Western Railway, but delivered to its successor British Rail in England. It was a diesel powered locomotive in the pre-TOPS period.