New South Wales Bradfield suburban carriage stock

Bradfield carriage stock
Preserved carriage C3045 at the Rail Transport Museum, Thirlmere
Interior of car C3045
Stock typeElectric Multiple Unit
In service1921–1975
ManufacturersClyde Engineering
Ritchie Brothers
Meadowbank Manufacturing Company
Eveleigh Carriage Workshops
DesignerEdward Lucy
Constructed1921–1922
Number built101 carriages
Number preserved5 carriages
Number scrapped96 carriages
SuccessorS sets
Fleet numbersC3000-C3100
OperatorsNew South Wales Government Railways
Public Transport Commission
DepotsFlemington
Hornsby
Mortdale
Punchbowl
Line servedAll Sydney suburban
Specifications
Car length18.75 m (61 ft 6+14 in)
Width3.180 m (10 ft 5+14 in)
Height3.930 m (12 ft 10+34 in)
Wheel diameter42 in (1,067 mm)
Maximum speed80 km/h (50 mph)
Traction system2 x Metropolitan-Vickers MV172 motors per carriage, Semi automatic Electro-pneumatic resistance control, DC series wound brushed traction motors
Power output2 x 270 kW (360 hp)
Transmission58:18 Gear ratio. Straight cut gears.
Electric system1,500 V DC catenary
Current collectionSingle-pan diamond pantograph
Braking systemWestinghouse air
Track gauge1,435 mm (4 ft 8+12 in) standard gauge

The New South Wales Bradfield suburban carriage stock are a type of electric multiple unit operated by the New South Wales Government Railways and its successors between 1921 and 1975. They are the first electric carriages type to be introduced in New South Wales and are amongst some of the oldest electric rolling stock in the world.