description EMD JT22CW Overview
The EMD JT22CW is a six-axle Co-Co diesel-electric export locomotive built by General Motors Electro-Motive Division during the 1970s and 1980s. The designation is associated with locomotives using a turbocharged 12-cylinder EMD 645 engine, with examples supplied to railways in Ireland, Northern Ireland, and the former Yugoslavia. The Irish 071 Class is a principal example of the type and was used for passenger and freight work.
help EMD JT22CW FAQ
What does the EMD JT22CW designation describe?
The JT22CW is an export diesel-electric locomotive family from General Motors Electro-Motive Division. It uses a six-axle Co-Co arrangement and is associated with a turbocharged 12-cylinder EMD 645 engine.
How powerful is an EMD JT22CW locomotive?
JT22CW examples are commonly rated at roughly 2,400 horsepower, with the exact output depending on the engine and national version. The 12-645E3B engine family is one of the configurations associated with this export design.
Which railways used JT22CW-type locomotives?
JT22CW-related locomotives were supplied to several export markets, including Australian operators such as V/Line and Western Australian Railways. Local fleets often received their own class names and equipment changes even when the underlying EMD design was related.
How does the JT22CW differ from the GE U23B?
The JT22CW is a six-axle EMD export locomotive, while the GE U23B is a four-axle B-B road-switcher rated at about 2,250 horsepower. Their different axle arrangements reflect different requirements for route loading, traction, and locomotive deployment.
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