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The N-ViroMotive
The Green, Fuel Efficient Locomotive for Passenger, Mainline Freight and Yard Operations

The N-ViroMotive is the first design innovation over the single engine prime mover, which was developed in the 1950s. This rethinking of locomotive design allows the N-ViroMotive to apply a new configuration to standard rail purposes for superior results.

Replacing the single engine prime mover with three GenSets producing equal horsepower coordinated by 21st century computer and electronic controls, allows the N-ViroMotive to not only exceed the capacity of the prime movers to move freight and passengers but with unmatched reductions in NOx and PMs emissions (85-90%), noise (85%), fuel consumption (40%-60%) and maintenance costs (35-50%), NREC’s N-ViroMotive is fast becoming the engine of choice.

The GenSet N-ViroMotive locomotive was developed and designed by NREC between 2001 and 2005 in response to the California Air Resources Board more stringent environmental regulations. The first engine went into service in 2007. While originally proto-typed for major Class I switching yard services in southern California and southeast Texas, the NViroMotive’s achievement of ultra low emissions and noise as well as the significant fuel consumption savings it produces, has allowed the N-ViroMotive to expand to other markets, including short haul, passenger and mainline freight duty cycles. Today there are more than 300 N-ViroMotives in service throughout the world.

Advantages
  • Reductions of 85%-90% in NOx and PM compared to uncontrolled locomotive emissions
    • Ultra low emissions of NOx below 3.0 grams per brake horsepower hour
    • Ultra low emissions of PM below .10 grams per brake horsepower hour
  • 85%+ reductions in noise attenuation levels similar to on-highway trucks
  • Fuel savings of 35%-70% dependent on the applications
  • Reductions in locomotive mechanical and electrical maintenance costs from 35%-50%+
  • Tractive effort efficiency improvements of 65%-75%+ over conventional locomotives
Capacities
  • Four axle and six axle designs
  • Horsepower ranges from 700 to 3600
  • Current speeds of up to 70 miles per hour; research and development in progress for engines capable of 110+ mph
  • HEP capacities from 300KW to 525KW
  • GPS and remote site diagnostics available
Certifications
  • Certified by the Environmental Protection Agency of the United States
  • First locomotive recognized as Ultra Low Emitting (ULEL) by the California Air Resources Board
  • Meets all criteria of EPA regulations for 2012 Tier III
  • Meets all criteria of EPA regulations for 2015 Tier IV excepting NOx
  • Part 238 compliant for locomotive passenger services (except for those requirements related to individual specifications for which certification is only available case by case)

Click here to read Features and Benefits of the N-ViroMotive

Contact Information:
Jim Wurtz - Vice President
Toll Free: 800-253-2905
Ph: 708-388-6002
Fax: 708-388-2487

N-ViroMotive Models

  1GS-7B   2GS-14B  
1GS-7B 2GS-14B
  3GS-21B    
  3GS-21B   3GS-21C  

© Copyright NREC 2006