New South Wales 72 class locomotive
Encyclopedia
The 72 class is a class of diesel locomotive
built and operated by the New South Wales Government Railways
in Australia
.
Water Supply Workshops at Chullora
, it performed its first light engine trials on 27 August 1965. It was built on the lengthened underframe of a unused D58-class locomotive tender, but using the bogies from a Standard Goods locomotive turret tender. The cab was similar to an X200-class
cab and the livery was similar to a 48-class
.
The prime-mover was a Cummins
VT 12-825-BI; V12
engine, developing 640 h.p. at 2000 r.p.m.. Power was distributed to the bogies through a Clark C 16911 torque converter
with Clark 16421 transmission.
, Junee
, Broadmeadow
and Werris Creek
. 7201 even had a brief sojourn on the Yass Tramway. During this time, it re-entered the workshops for modifications and repairs. After this initial period, it spent extended periods at the Rozelle
yards, however by 1970 it was regularly struggling with the loads. It was then trialled at the ACDEP (Eveleigh) sheds where it shunted the carriages from air-conditioned locomotive-hauled trains which were serviced at this location. It was deemed a success in this duty and was stationed there until 2 March 1976 when it suffered a seized engine.
Diesel locomotive
A diesel locomotive is a type of railroad locomotive in which the prime mover is a diesel engine, a reciprocating engine operating on the Diesel cycle as invented by Dr. Rudolf Diesel...
built and operated by the New South Wales Government Railways
New South Wales Government Railways
The New South Wales Government Railways was the government department that operated the New South Wales Government's railways until the establishment of the Public Transport Commission in 1972. Although later known officially as the Department of Railways, New South Wales, it was still generally...
in Australia
Australia
Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...
.
Construction
Locomotive 7201 was a diesel-hydraulic locomotive, with B-B wheel arrangement. Built in the N.S.W.G.R.New South Wales Government Railways
The New South Wales Government Railways was the government department that operated the New South Wales Government's railways until the establishment of the Public Transport Commission in 1972. Although later known officially as the Department of Railways, New South Wales, it was still generally...
Water Supply Workshops at Chullora
Chullora, New South Wales
Chullora, a suburb of local government areas City of Bankstown and the Municipality of Strathfield, is located 15 kilometres west of the Sydney central business district, in the state of New South Wales, Australia, and forms a part of the Greater Western Sydney region.-History:The suburb of...
, it performed its first light engine trials on 27 August 1965. It was built on the lengthened underframe of a unused D58-class locomotive tender, but using the bogies from a Standard Goods locomotive turret tender. The cab was similar to an X200-class
New South Wales X200 class locomotive
The X200 class were a group of rail tractors introduced in 1968 and operated by the New South Wales Government Railways of Australia. They were a development of the smaller and less numerous X100 class...
cab and the livery was similar to a 48-class
New South Wales 48 class locomotive
The 48 Class are a diesel electric locomotive ordered by the New South Wales Government Railways from 1959. Once the most ubiquitous locomotive in New South Wales , the locomotives were built by A. E. Goodwin, based on Alco frames and prime movers, using General Electric electrical equipment...
.
The prime-mover was a Cummins
Cummins
Cummins Inc. is a Fortune 500 corporation that designs, manufactures, distributes and services engines and related technologies, including fuel systems, controls, air handling, filtration, emission control and electrical power generation systems...
VT 12-825-BI; V12
V12 engine
A V12 engine is a V engine with 12 cylinders mounted on the crankcase in two banks of six cylinders, usually but not always at a 60° angle to each other, with all 12 pistons driving a common crankshaft....
engine, developing 640 h.p. at 2000 r.p.m.. Power was distributed to the bogies through a Clark C 16911 torque converter
Torque converter
In modern usage, a torque converter is generally a type of hydrodynamic fluid coupling that is used to transfer rotating power from a prime mover, such as an internal combustion engine or electric motor, to a rotating driven load...
with Clark 16421 transmission.
Operations
Following some modifications, it entered service on 8 September 1965 as a shunter at Cooks River Goods Yard. Over the next 6 months, it spent time shunting in yards at GoulburnGoulburn, New South Wales
Goulburn is a provincial city in the Southern Tablelands of New South Wales, Australia in Goulburn Mulwaree Council Local Government Area. It is located south-west of Sydney on the Hume Highway and above sea-level. On Census night 2006, Goulburn had a population of 20,127 people...
, Junee
Junee, New South Wales
Junee is a medium sized town in the Riverina region of New South Wales, Australia. The town's prosperity and mixed services economy is based on a combination of agriculture, rail transport, light industry and government services, and in particular correctional services...
, Broadmeadow
Broadmeadow, New South Wales
Broadmeadow is the geographic centre of Newcastle city. Its main commercial hub is located at the “Nineways”.-Origins:Broadmeadow was originally part of the Newcastle Pasturage Reserve of 648 hectares...
and Werris Creek
Werris Creek, New South Wales
Werris Creek is a small town in New South Wales, Australia, near Tamworth, in Liverpool Plains Shire. It is north of Quirindi and is at the junction of the Main North railway line to Armidale and Moree. At the 2006 census, Werris Creek had a population of 1,490.-History:The area is thought to...
. 7201 even had a brief sojourn on the Yass Tramway. During this time, it re-entered the workshops for modifications and repairs. After this initial period, it spent extended periods at the Rozelle
Rozelle, New South Wales
Rozelle is a suburb in the inner west of Sydney, in the state of New South Wales, Australia. It is located 4 kilometres west of the Sydney central business district, in the local government area of the Municipality of Leichhardt....
yards, however by 1970 it was regularly struggling with the loads. It was then trialled at the ACDEP (Eveleigh) sheds where it shunted the carriages from air-conditioned locomotive-hauled trains which were serviced at this location. It was deemed a success in this duty and was stationed there until 2 March 1976 when it suffered a seized engine.