Evolution Series locomotives are equipped with either AC or DC traction motors, depending on the customer's preference. All are powered by the GE GEVO engine. [4]

Wabtec’s Evolution Series ET44AC locomotive meets the U.S. Environmental Protection Agency’s (EPA) stringent Tier 4 emission standards without use of any type of after-treatment, which allows the railroads to have significant savings through area infrastructure cost avoidance and reduced operational costs. 8,000 Evolution Locomotives worth…

2025年3月6日 · I understand GE increased the capacity of the cooling system on their T4 versions to meet Tier 4 emission regulations. How much more water capacity was added and what engine temperature are they trying to maintain?

Wabtec developed the first freight locomotive to meet the U.S. Environmental Agency’s (EPA) stringent Tier 4 emission standards without use of any type treatment. The Evolution Series Tier 4 Locomotive provides the railroads reduced operational …

2020年10月14日 · Unlike CSX, Union Pacific chose the ordinary Hi-Ad trucks for its “heavy” GEVO’s and all other GE AC diesels. The C45AH name is also applied to the Tier 4 ET44AH for the same railroad. The modern high tractive effort concept is not necessarily limited to General Electric locomotives.

The highest and most stringent tier level, Tier 4, sets maximum allowable NOx and hydrocarbon emissions levels for locomotives built for domestic use 2015 onward. While similar in appearance to previous GE GEVo designs, the Tier 4 models featured a …

The GE (General Electric) ES44AC is a type of six-axle, 12-cylinder, 4,400hp diesel locomotive built by GE Transportation Systems from 2004 to present (though first introduced in early 2002). The model is part of the "Evolution Series" (also known simply as a "GEVO"); the current locomotive line...

2024年8月27日 · GE's rugged FDL prime mover, an engine with origins dating back to Copper Bessemer and the first U25B's of 1959, could no longer be refined without seriously degrading performance. As a result, the all new GEVO power plant was unveiled and entered full scale production in December, 2002.

2021年4月1日 · Two optional freight-duty locomotive models (one from each builder) will be rated at 6,000 horsepower for domestic usage, requiring some modifications of their existing designs. EMD will name its type the SD90ACe-T4 while GE will call its design the ET60AC.

2022年7月7日 · The ScaleTrains.com Tier 4 GEVo diesel locomotive is the first model in HO scale and is officially licensed by GE. We worked closely with GE Transportation to ensure every dimension and detail of this modern locomotive is as accurate as possible.