Build No. Bld Date Road No. Notes
4794 8/09 NS 999 Donor unit: NS 2911 GP38; originally PC 7732 GP38; to BUGX 999 (11/2019); to RPLX 999
Rebuilt 7/2014 to operate with 864 lead-carbon batteries from Axion Power International
Notes:
- Fully battery powered with no means of self-charging other than regenerative dynamic brakes
- Regenerative braking can be automatically blended with independant brake or used similar to standard dynamic braking
- Series of ducts and air channels throughout; one blower pushes air through the entire setup and exits through
the louvers located on all of the long hood doors
- 26L brake; 65:11 gear ratio; no CSS/LSL; DC traction motors
- originally built with 1,080 lead-acid Odyssey batteries from EnerSys; 1,350 hp
- Weighed approximately 294,300 lbs at first configuration in 2009
- reconfigured 7/2014 with 864 lead-carbon batteries from Axion Power International and new battery management system by TVM Control Systems
9/28/2009: (NS Corp) Batteries ARE included: Norfolk Southern Unveils Experimental Electric Locomotive
9/28/2009: (YouTube) Roll Out of NS 999
9/29/2009: (Altoona Mirror) Norfolk Southern Unveils World’s First Electric Locomotive
9/29/2009: (US DOT) Norfolk Southern 999 Demonstrates Commitment to Making Transportation Cleaner and Greener
10/1/2009: (PSU) Penn State and Norfolk Southern Develop Battery-Powered Train
10/2009: (EnerSys) Odyssey Batteries Power Norfolk Southern's Prototype Hybrid Four-Axle Switcher
7/21/2010: (MARAMA) Regenerative / Hybrid Locomotive Technology
3/20/2012: (USPTO) Patent Granted to Norfolk Southern for Battery-Powered All-Electric Locomotive and Related Locomotive and Train Configurations
4/26/2012: (PR Newswire) Axion Power Receives Initial Norfolk Southern Order for PbC® Batteries
9/28/2012: (Altoona Mirror) PSU, Norfolk Southern Receive Federal Grant
10/3/2012: (New Castle News) Federal Grant to Fund Hybrid Rail Locomotive
11/2012: 2012 Norfolk Southern Sustainability Report
11/15/2012: (Seeking Alpha) Axion Power International's CEO Discusses Q3 2012 Results - Earnings Call Transcript
1/5/2013: (NBSNews FutureTech) Battery Aging Reversed to Keep Electric Train Chugging Along
1/11/2013: (Axion Power) PbC Batteries Continue To Demonstrate Effectiveness For Railroad Applications
7/2013: (NS Corp) 2013 Sustainability Report
2/4/2014: (Google Patents) Battery-powered all-electric and/or hybrid locomotive and related locomotive and train configurations
4/1/2014: (Seeking Alpha) Axion Power International's CEO Discusses Q4 2013 Results - Earnings Call Transcript
7/2014: (NS Corp) 2014 Sustainability Report
11/2019: Sold at auction to BUGX
6/19/2020: Zero-Emission Locomotive “999” Restored For Use In California
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