MLW RSC-3

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MLW RSC3
Power type diesel-electric
ModelRSC-3
Build dateNovember 1950 —
June 1952
AAR wheel arr.A1A-A1A
Gaugeft 8½ in (1435 mm)
Length53 ft 1 in (16.2 m)
Width10 ft
Height14 ft 5 in
Total weight254,840 lb (110,000 kg)
Fuel capacity800 gal (6,056 L)
Prime moverALCO 244
Engine type4-stroke diesel
AspirationTurbocharger
Displacement8,256 in³ (135.2 L)
CylindersV12
Cylinder size9 in × 10.5 in
(229 mm × 267 mm)
TransmissionDC generator,
DC traction motors
Top speed65 mph (105 km/h)
Power output1,600 hp (1,194 kW)
Locomotive brakesstraight air
Train brakes24L air
LocaleNorth AmericaNew South Wales

The MLW RSC-3 was a diesel-electric locomotive of the road switcher type rated at 1600 horsepower, that rode on three-axle trucks, having an A1A-A1A wheel arrangement.

Used in much the same manner as its four-axle counterpart, the MLW RS-3, though the axle load was spread out for operation on light rail such as are found on branch lines.


Original Owners

Railroad Quantity Road numbers Notes
New South Wales Railway 20 4001-4020 Two units later retrucked to B-B



Diesel and gas turbine locomotives built by MLW
Early switchers: S-2, S-3, S-4, S-7, S-10, S-11, S-12, S-13
FP series: FA-1, FB-1, FA-2, FB-2, FPA-2, FPB-2, FPA-4, FPB-4
RS series: RS-2, RS-3, RS-10, RS-18, RS-23
RSC series: RSC-3, RSC-13, RSC-24
RSD series: RSD-17, RSD-35
Century series: C-424, C-630, M-630, M-636, M-640
Other designs: DL500S, DL535E, M420, TURBO, LRC-2, LRC-3, E-1800
Bombardier designs: HR-412, HR616