The EMD SD40-2 is a 3,000-horsepower (2,200 kW) C-C diesel–electric locomotive built by EMD from 1972 to 1989. The SD40-2 was introduced in January 1972 as part of EMD's Dash 2 series, competing against the GE U30C.

2024年12月16日 · The SD40-2 also featured EMD's latest AR10 alternator; its rectifier - with four banks of solid state silicon diodes - could quickly convert AC to DC for the traction motors. It also predominanely eliminated flashovers, a typical issue with DC generators.

Dates: 1/1972 to 2/1986-Artwork by Jean-Denis Bachand; Exterior Dimensions; SD40-2 Total Length: 68'-10" Wheel Diameter: 40" Truck Wheel Base: 13'-07" Height to Top Engine Hood: 15'-01.2" Height to Top Cab : 14'-08.7" Cab Width: 10'-00" Top of Walkway?? Engine Hood Width: 7'-00" Distance between truck centers: 40'-00" Locomotive Wheel Base: 53 ...

Versions of the SD40 modified for the Australian loading gauge were sold to WAGR and Victorian Railways as their L and C classes respectively. The SD40 was succeeded by an upgraded Dash 2 version called the SD40-2.

2022年12月29日 · The SD38-2, SD40-2 and SD45-2 were introduced in 1972 as replacements for the SD38, SD40 and SD45 respectively. They retained the same respective horsepower ratings but received a host of mechanical and electrical upgrades, with the most visible difference being the longer frame with HT-C trucks.

2024年3月25日 · History and overview of the EMD SD40 six-axle, 3,000-hp diesel locomotive and the railroads that operated it For railroading, the EMD SD40, was a stellar standout. Between January 1966 and August 1972, more than 1,250 units were built, with orders coming from most major railroads.

2019年11月14日 · EMD’s SD40-2 was the most common locomotive through the late 1990’s. Several are still in service with major railroads, although use is beginning to fade. Variants of the SD40-2 included the SD40T-2, SD40-2W, SD40-2F, SDP40F, and F40C.