British Rail Class 21 facts for kids
|North British Type 2 diesel-electric
British Railways Class 21
|D6103 at Harringay West in 1959|
|Builder||North British Locomotive Company|
|Gauge||4 ft 8 1⁄2 in (1,435 mm) standard gauge|
|Wheel diameter||3 ft 7 in (1.092 m)|
|Minimum curve||3.5 chains (70 m)|
|Wheelbase||37 ft 0 in (11.28 m)|
|Length||51 ft 6 in (15.70 m)|
|Width||8 ft 8 in (2.64 m)|
|Height||12 ft 8 in (3.86 m)|
|Locomotive weight||72.50 long tons (73.7 t)|
|Fuel capacity||460 imp gal (2,100 l; 550 US gal)|
|Prime mover||MAN L12V18/21S|
|Traction motors||GEC WT440, 4 off|
|Transmission||DC generator, DC traction motors|
|Multiple working||D6100–D6137: ● Red circle
D6138–D6157: ★ Blue star
|Top speed||75 mph (121 km/h)|
|Power output||Engine: 1,000 hp (746 kW) or 1,100 hp (820 kW)|
|Tractive effort||Maximum: 45,000 lbf (200.2 kN)|
|Train heating||Spanner 1,500 pounds (680 kg) per hour Steam generator|
|Locomotive brakeforce||50 long tons-force (500 kN)|
|Axle load class||Route availability 6 (5 from 1969)|
|Disposition||20 rebuilt to class 29, remainder scrapped|
- This is article is about diesel locomotives built 1958-1960. For 2007-era locomotives, see Vossloh G1206.
The British Rail Class 21, originally known as the North British Type 2 diesel-electric, was a type of diesel locomotive built by the North British Locomotive Company in Glasgow for British Railways in 1958-1960.
Starting in 2007, the classification has been reused for new Vossloh G1206 acquired by Euro Cargo Rail/EWS.
British Rail Class 21 Facts for Kids. Kiddle Encyclopedia.