NRE 3GS21B
Encyclopedia
The NRE 3GS21B is a low-emissions diesel
switcher
locomotive
built by National Railway Equipment
. It is powered by three Cummins
QSK19C I6 engines with each one developing 700 hp and creating a total power output of 2100 hp. More than 150 3GS21B genset locomotives have been produced to date, with the majority of these units being manufactured at NREC's Mount Vernon
shops in Southern Illinois. In addition, one road slug
model has also been produced.
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...
switcher
Switcher
A switcher or shunter is a small railroad locomotive intended not for moving trains over long distances but rather for assembling trains ready for a road locomotive to take over, disassembling a train that has been...
locomotive
Locomotive
A locomotive is a railway vehicle that provides the motive power for a train. The word originates from the Latin loco – "from a place", ablative of locus, "place" + Medieval Latin motivus, "causing motion", and is a shortened form of the term locomotive engine, first used in the early 19th...
built by National Railway Equipment
National Railway Equipment Company
National Railway Equipment Company is a railroad equipment rebuilding and leasing company, headquartered in Mt. Vernon, Illinois. NREC sells rebuilt locomotives to railroad companies worldwide, with an emphasis on the North American market....
. It is powered by three 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...
QSK19C I6 engines with each one developing 700 hp and creating a total power output of 2100 hp. More than 150 3GS21B genset locomotives have been produced to date, with the majority of these units being manufactured at NREC's Mount Vernon
Mount Vernon, Illinois
Mount Vernon is a city located near the center of Jefferson County, Illinois, in the United States. In the 2010 census, the city's reported population was 15,277 people....
shops in Southern Illinois. In addition, one road slug
Slug (railroad)
A railroad slug is an accessory to a diesel-electric locomotive. It has trucks with traction motors but is unable to move about under its own power, as it does not contain a prime mover to produce electricity...
model has also been produced.
Original Buyers
| Railroad | Quantity | Road numbers | Notes |
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| BNSF Railway BNSF Railway The BNSF Railway is a wholly owned subsidiary of Berkshire Hathaway Inc., and is headquartered in Fort Worth, Texas. It is one of seven North American Class I railroads and the second largest freight railroad network in North America, second only to the Union Pacific Railroad, its primary... |
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| California Northern Railroad | |
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| Canadian Pacific | |
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| CSX Transportation CSX Transportation CSX Transportation operates a Class I railroad in the United States known as the CSX Railroad. It is the main subsidiary of the CSX Corporation. The company is headquartered in Jacksonville, Florida, and owns approximately 21,000 route miles... |
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| Massachusetts Bay Transportation Authority Massachusetts Bay Transportation Authority The Massachusetts Bay Transportation Authority, often referred to as the MBTA or simply The T, is the public operator of most bus, subway, commuter rail and ferry systems in the greater Boston, Massachusetts, area. Officially a "body politic and corporate, and a political subdivision" of the... |
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| Metro Stevedore | |
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| Neptune Bulk Terminals | |
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808A is the only road slug Slug (railroad) A railroad slug is an accessory to a diesel-electric locomotive. It has trucks with traction motors but is unable to move about under its own power, as it does not contain a prime mover to produce electricity... model built to date. |
| Norfolk Southern | |
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| Nova Chemicals NOVA Chemicals NOVA Chemicals Corporation is a plastics and chemical company headquartered in Calgary, Alberta, with Executive Offices in the Pittsburgh suburb of Moon Township, Pennsylvania and Lambton County, Ontario. It was founded in 1954 as Alberta Gas Trunk Lines and was later renamed to NOVA Corporation... |
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| National Railway Equipment National Railway Equipment Company National Railway Equipment Company is a railroad equipment rebuilding and leasing company, headquartered in Mt. Vernon, Illinois. NREC sells rebuilt locomotives to railroad companies worldwide, with an emphasis on the North American market.... |
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| Pacific Harbor Line | |
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| Union Pacific | |
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| United States Army United States Army The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services... |
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| San Diego and Imperial Valley Railroad San Diego and Imperial Valley Railroad The San Diego and Imperial Valley Railroad is a freight operator on the San Diego and Arizona Eastern Railway from San Diego, California to San Ysidro, California . The SD&IV has been owned and operated by RailAmerica since 2000; it had been previously owned by RailTex and operated with the... |
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External links
- National Railway Equipment – Official NRE Website
- National Railway Equipment – Official N-ViroMotive Product Page
- Train Web.Org - Genset Locomotive Rosters – Information and resource site for low-emission switcher locomotives built by National Railway Equipment.