British Rail Class 47 facts for kids
Quick facts for kids Brush Type 4British Rail Class 47 |
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Two Class 47s, Nos. 47424 and 47607, at Bangor station with a passenger train in 1987 | |
Power type | Diesel-electric |
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Builder | Brush Traction and British Railways’ Crewe Works |
Build date | 1963–1968 |
Total production | 512 |
Configuration | Co-Co |
UIC classification | Co'Co' |
Gauge | 4 ft 8 1⁄2 in (1,435 mm) |
Wheel diameter | 3 ft 9 in (1.143 m) |
Wheelbase | 51 ft 6 in (15.70 m) |
Length | 63 ft 7 in (19.38 m) |
Width | 8 ft 10 in (2.69 m) |
Height | 12 ft 9+1⁄2 in (3.90 m) |
Locomotive weight | 112 long tons (114 t) to 125 long tons (127 t) |
Fuel capacity | 850 imp gal (3,900 L; 1,020 US gal) |
Prime mover | Sulzer 12LDA28-C |
Multiple working | Not fitted when built. Some now retrofitted with ● Green Circle |
Top speed | 75 mph (121 km/h) or 100 mph (160 km/h) |
Power output | Engine: originally 2,750 bhp (2,050 kW), later derated to 2,580 bhp (1,920 kW) |
Tractive effort | Maximum: 55,000 lbf (245 kN) to 60,000 lbf (267 kN) |
Train heating | 47/0: Steam generator 47/3: None 47/4: Electric Train Heat |
Locomotive brakeforce | 61 long tons-force (608 kN) |
Train brakes | Vacuum, Air, or dual |
Career | British Railways |
Number | D1500–D1999, D1100–D1111; later 47001–47981 |
Axle load class | Route availability 6 or 7 |
The British Rail Class 47 (Originally Brush Type 4) is a class of British railway diesel-electric locomotive that was developed in the 1960s by Brush Traction. A total of 512 Class 47s were built at Crewe Works and Brush's Falcon Works, Loughborough between 1962 and 1968, which made them the most numerous class of British mainline diesel locomotive.
They were fitted with the Sulzer 12LDA28C twelve-cylinder diesel engine producing 2,750 bhp (2,050 kW) (later derated to 2580 bhp to improve reliability), and have been used on both passenger and freight trains on Britain's railways for over 40 years. Despite the introduction of more modern types of traction, as of 2008 a significant number are still in use, both on the mainline and on heritage railways. As of December 2008, 103 locomotives still exist, with 29 working on the mainline.
Images for kids
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Class 47/3 47376 in Freightliner livery, at Toddington station
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Class 47/4 47523 in standard BR Blue, at Birmingham New Street station in 1988
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Class 47/7. 47787 parked in a bay platform at Rugby station
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47817 in Virgin Trains livery at Exeter St David's station.
See also
In Spanish: British Rail Clase 47 para niños