UP AC44CW #6655 sits with a Union Pacific Railroad GE Evolution Series ES44AC #7494. The GE AC4400CW, sometimes referred as "AC44CW", is a 4,400 horsepower (3,300 kW) diesel-electric locomotive that was built by GE Transportation Systems between 1993 and 2004.

本文即介绍交付给UP的AC4400CW型内燃机车—— AC44CW型和AC44CW-CTE型机车。 AC4400CW型内燃机车是GE Transportation第一款提供可选径向转向架设计的内燃机车，旨在增加附着力并减少轮对和轨道的磨损。 但值得注意的是，UP订购的AC4400CW型内燃机车，均无装用径向转向架。 1994年，UP、CNW以及SP向GE Transportation采购AC44CW型机车。 其中，CNW订购35台（8801号~8835号），SP订购278台（101号~378号）。 1995年4月，UP收 …

Reporting Marks: UP Showing Locomotive model AC4460CW : Click on a locomotive to view pictures: Roster Options: Main Roster; Group by model; ... UP 6891: AC44-60CWM Known as (Said on Builder Plate) AC4460CW 48883: 43: 142361: UP 6892 : AC4460CW 48884: 27: 145006: UP 6893 : AC4460CW 48885: 43: 140135: UP 6894 : AC4460CW

2025年1月1日 · The AC4400CW was basically a variant of the C44-9W in that it featured AC (alternating current) traction motors instead of the more traditional DC (direct current) traction motors. Different from the traditional DCs, AC traction motors are much more simple, reliable, and easier to maintain albeit they costs far more.

The GE AC44C6M is an AC-traction 4,400-horsepower (3,300 kW) diesel locomotive, rebuilt from GE Transportation Dash 9 locomotives. AC44C6M rebuilds have been done by GE (now Wabtec), American Motive Power, Inc., and Norfolk Southern Railway 's Juniata and Roanoke Shops, starting in September 2015.

Unit # Notes Model Serial # Pictures : UP 6281: nee SP 215: AC44CW 48485: 43: 69920: UP 6282: Two Piece, Became UP 2437: SD60M 906100-14

2024年1月17日 · The AC4400CW is a classic American diesel-electric locomotive primarily utilized in the industry role. The series was built by GE Transportation Systems from the period spanning 1993 until 2004 and some 2,834 total units were completed (all for North American industry markets).

The GE AC4400CW, sometimes referred to as "AC44CW," is a diesel-electric locomotive with a power output of 4,400 horsepower (3,300 kW) that was manufactured by GE Transportation Systems from 1993 to 2004.

CSX AC44-60CW (derated AC6000) #5005, Charleston SC 2002, blt 2000 cn51372 Tony Moses: ... UP AC44-60CW (derated AC6000) #7330, Kansas City MO 2002, blt 1998 cn50938 David L. Miller: NS AC44C6M #4000 , Mechanicsburg, PA 2016, AC44C6M sn48259, rbl 2015 : GE AC6000 demo #6000, UP-CNW Proviso YD, Melrose Park IL, blt 1995, cn48879, ex-GE 6000:

In 2018, Union Pacific (UP), one of the major railway operators in the United States, made an important decision to enhance their existing AC4460AC fleet. They placed an order with General Electric (GE) for the modernization and upgrading of 20 AC4460AC locomotives.