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| image=
| image=
| caption=An official rendering of NRE's 1GS7B switcher.
| caption=An official rendering of NRE's 1GS7B switcher.
| gauge={{RailGauge|ussg|lk=on}}
| gauge={{RailGauge|ussg}}
| builder=[[National Railway Equipment Company|National Railway Equipment]] (NREC)
| builder=[[National Railway Equipment Company|National Railway Equipment]] (NREC)
| builddate=September 2008 – Present
| builddate=September 2008 – Present

Revision as of 18:18, 3 August 2011

NRE 1GS7B
Type and origin
Power typeDiesel-electric
BuilderNational Railway Equipment (NREC)
Model1GS7B
Build dateSeptember 2008 – Present
Total produced7
Specifications
Gauge4 ft 8+12 in (1,435 mm)
Prime moverCummins QSK19C
Engine typeStraight-six engine
AspirationTurbocharger
Cylinders6
Performance figures
Power output700 hp (522 kW)

The NRE 1GS7B is a low-emissions diesel switcher locomotive built by National Railway Equipment. It is powered by a single Cummins QSK19C I6 engine which develops a total power output of 700 horsepower (522 kW). There have been seven 1GS7B locomotives produced to date, all manufactured at NREC's Mount Vernon shops in Southern Illinois.[1] It's also the only current single-engine switcher marketed in NRE's N-ViroMotive catalog.

Original Buyers

Railroad Quantity Road numbers Notes
Alliance Grain Terminal
1
2605
Bunge
4
8001-8004
National Railway Equipment
1
700
Demonstration Unit
Viterra
1
2010
Total 7[2]

See also

External image
image icon Railroad Picture Archives – Photographs of the NRE 1GS21B.

References

  1. ^ Train Web: Gensets Gen-set switchers by National Railway Equipment.
  2. ^ Train Web: Gensets Roster information on NREC 1GS7B engines.