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MotivePower, Inc. (MPI) was an American manufacturer of diesel-electric locomotives. The company traces its history back to being a division of Morrison-Knudsen (MK) since 1972. [1] After MotivePower spun-off from MK, the company merged with the air brake manufacturer WABCO to form "Wabtec" in 1999, remaining as a brand of it.
Power output: 2,000 hp (1,490 kW) ... The MPI MP20B is a diesel-electric locomotive designed and built by MotivePower in Boise, Idaho. Specifications
Power output: 2,000 hp (1,490 kW) ... Pacific Harbor Line: The MPI MP20C is a switcher diesel locomotive designed and built by MotivePower in Boise, Idaho. Specifications
The locomotives are equipped with a Cummins V18 QSK78 prime mover rated at 3,300 hp (2,460 kW). [2] The engine blocks for the prime movers are cast in Germany and sent to the Cummins engine plant in Daventry, England, for the final machining and assembly process. They are then fitted to the locomotive in Boise, Idaho. [8]
The MP54AC is a genset locomotive, using a pair of Cummins QSK60 60-liter, 16-cylinder engines rated at 2,700 hp each (5,400 hp total) and during periods of low power demand, the locomotive can operate on just one engine to reduce noise pollution and boost fuel efficiency. The 5,400 total horsepower qualifies the MP54AC as the most powerful ...
The MPI HSP46 is a four-axle AC-traction diesel-electric locomotive for commuter trains, designed and assembled by MotivePower.It meets EPA Tier 3 emissions standards. The launch customer is the Massachusetts Bay Transportation Authority (MBTA), whose first unit entered revenue service in April 2014.
The MPI MP14B is a low-emissions diesel switcher locomotive built by MotivePower. It is powered by two Cummins QSK19C I6 engines with each one developing 700 horsepower (522 kW) and creating a total power output of 1,400 horsepower (1,040 kW). [1] The MPI MP14B is nearly identical to the MPI MP21B except that it has one fewer engine.
At the end of the manufacturing process, the prime movers were hot tested before being fitted to the locomotives in Boise. [13] The engines meet US tier three emission standards. [14] CBH class locomotives also have dynamic brakes and the control equipment necessary for "top and tail" distributed power operation. Trains with a CBH class ...