WAGR K class (diesel)

Western Australian Government Railways K Class
K201 at South Dynon Locomotive Depot, June 2006
Type and origin
Power typeDiesel-Electric
BuilderEnglish Electric, Rocklea
Serial numberA.109-A.111, A.133-A.137, A.142, A.186
Build date1966-1969
Total produced10
Specifications
Configuration:
 • AARC-C
 • UICCo-Co
Gauge1,435 mm (4 ft 8+12 in) standard gauge
Wheel diameter40 inches (1.016 m)
Minimum curve330 ft (100.6 m)
Wheelbase13 ft 6 in (4.115 m) bogie
Length55 ft (16.764 m) over headstocks
Width9 ft 6 in (2.896 m)
Height13 ft 8 in (4.166 m)
Axle load18 long tons (18.3 t; 20.2 short tons)
Loco weight108 long tons (109.7 t; 121.0 short tons)
Fuel typeDiesel
Fuel capacity1,500 imp gal (6,800 L)
Prime moverEnglish Electric 12CSVT Mk II
RPM range450 - 850 rpm
Engine typefour stroke, four valves per cylinder
Aspirationturbocharged, intercooled
GeneratorEE 822/16J
Traction motorsEE 538
Cylinders12 Vee
Cylinder size10 in × 12 in (254 mm × 305 mm)
MU working110V, stepless electro-pneumatic throttle
Loco brakeAir
Train brakesair
Performance figures
Maximum speed80 miles per hour (130 km/h)
Power output2,025 hp (1,510 kW) gross, 1,850 hp (1,380 kW) net
Tractive effort:
 • Continuous44,500 lbf (197.9 kN) at 10.5 mph (20 km/h)
Career
OperatorsWestern Australian Government Railways, Westrail, Goldsworthy Mining Ltd, BlueScope Steel, South Spur Rail Services, SCT Logistics, Greentrains
Number in class10
NumbersK201-K210
First runJanuary 1966
Current ownerGreentrains
SCT Logistics
Disposition1 in service, 2 stored, 7 scrapped

The K class are a class of diesel locomotives built by English Electric, Rocklea for the Western Australian Government Railways between 1966 and 1969.