MPI MP20B - Misplaced Pages

MPI MP20B

Type and origin
Power type	Diesel-electric
Builder	MotivePower
Model	MP20B
Build date	2007-2008
Total produced	21

Specifications
Configuration:
• UIC	B-B
Gauge	4 ft 8+1⁄2 in (1,435 mm)
Length	59 ft 2 in (18.03 m)
Loco weight	277,000 lb (126,000 kg)
Prime mover	MTU-Detroit Diesel 12V4000 Caterpillar 3516C

Performance figures
Maximum speed	70 mph (113 km/h)
Power output	2,000 hp (1,490 kW)
Tractive effort	85,000 lbf (380 kN) starting 55,000 lbf (240 kN) continuous

The MPI MP20B is a diesel-electric locomotive designed and built by MotivePower in Boise, Idaho.

Specifications

It has a 2,000 hp (1,490 kW) MTU-Detroit Diesel 12V4000 engine. It weighs approximately 277,000 lb and is 59 ft 2 in long. It has a maximum speed of 70 mph (113 km/h). It also includes a B-B wheel arrangement and an optional dynamic brake. It includes a continuous tractive effort of 55,000 lbf (240,000 N) and a starting tractive effort of 85,000 lbf (380,000 N).

Union Pacific MP20Bs were powered by a Caterpillar 3516C.

Owners

Owner	Built	Number	Notes
Pacific Harbor Line	2008	2
New Jersey Transit	2008	5	Rebuilt from EMD GP40FH-2s
Union Pacific	2008	13	Rebuilt from EMD GP50s

References

MPE-X Low Emissions Locomotives MotivePower
^ UP receives cool Cats from Boise Trains July 2007 page 24
"Pacific Harbor Line". The Diesel Shop. Retrieved 7 October 2010.
"New Jersey Transit Fleet". The Diesel Shop. Retrieved 7 October 2010.
MotivePower/Wabtec Green Rail News
"UP Diesel Locomotive Roster, UP Yard Switch Roster, Part 3". UtahRails.net. Retrieved 7 October 2010.

v t e Low emissions locomotives in North America
Altoona Works	BP4 GP33ECO
Brookville Equipment	BL12CG BL14CG BL20CG BL20G BL20GH BL36PH
GE Transportation	ES40DC ES44AC ES44C4 ES44DC ET44AC ET44C4
Knoxville Locomotive Works	SE10B SE15B SE20B, SE24B SE32C
MotivePower	MP14B MP20B MP20C MP21B MP36PH-3C MP36PH-3S MP40PH-3C MP54AC HSP46
National Railway Equipment	1GS7B 2GS12B 2GS14B 3GS21B 3GS21C 2GS36C-DE
Progress Rail	EMD F125 EMD F59PHI EMD F59PHR EMD GP15D EMD GP20D EMD GP22ECO EMD GT38ACe EMD SD22ECO EMD SD32ECO EMD SD70ACe EMD SD70M-2 PR15B PR22B PR30C PR43C
Railpower Technologies	GGS2000D GG10B GG20B GK10B RP7BD (proposed) RP14BD RP20BH RP20BD RP20CD RP27CD (proposed)
Siemens Mobility	Siemens Charger
See also: List of low-emissions locomotives in North America

v t e Locomotives built by Morrison Knudsen (MK Rail) and MotivePower
Four-axle freight	M-K TE70-4S MK Rail MK1200G MPI MP8AC-3 MPI MP14B MPI MP1500 MPI MP20B MPI MP2000D MPI MP21B
Six-axle freight	MK Rail MK5000C MPI MP20C MPI MP27CN MPI MP33CN MPI MP33C
Passenger	BART C2 Cars (EMU) MPI MP36PH-3S MPI MP36PH-3C MPI MP40PH-3C MPI MP32PH-Q MPI MP54AC MPI HSP46

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