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British Rail Class 27 facts for kids

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BRCW Type 2
British Rail Class 27
27001 at Bo’ness
Power type Diesel-electric
Builder Birmingham Railway Carriage and Wagon Company
Serial number DEL190–DEL258
Build date 1961–1962
Configuration Bo-Bo
UIC classification Bo'Bo'
Gauge ft 8+12 in (1,435 mmstandard gauge
Wheel diameter 3 ft 7 in (1.092 m)
Minimum curve 5 chains (100 m)
Wheelbase 39 ft 0 in (11.89 m)
Length 50 ft 9 in (15.47 m)
Width 8 ft 10 in (2.69 m)
Height 12 ft 8 in (3.86 m)
Locomotive weight Originally: 72.50 long tons (73.7 t)
Fuel capacity 685 imperial gallons (3,110 l; 823 US gal)
Prime mover Sulzer 6LDA28-B
Transmission DC generator, DC traction motors
Multiple working Blue Star
Top speed 90 miles per hour (140 km/h)
Power output Engine: 1,250 horsepower (930 kW)
At rail: 933 horsepower (696 kW)
Tractive effort Maximum: 42,000 pounds-force (190,000 N)
Continuous: 25,000 pounds-force (110,000 N)
Train heating As built: Steam generator
27/2: ETH
Locomotive brakeforce 34 long tons-force (340 kN)
Train brakes Vacuum, some later dual Air & Vacuum
Career British Railways
Number D5347–D5415; later 27001–27066
Axle load class Route availability 6 (RA 5 from 1969)

The British Rail Class 27 was a diesel locomotive built by the Birmingham Railway Carriage and Wagon Company (BRCW) during 1961 and 1962. They were a development of the earlier Class 26. Both were originally classified as BRCW Type 2. There were 69 locomotives in the class.

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