Lima-Hamilton 2500HP Transfer Locomotive

The A-3177 (LT-2500) was a diesel-electric transfer-unit locomotive, built by the Lima-Hamilton Corporation between 1950 and 1951. The A-3177 was the final locomotive model produced by Lima-Hamilton before the company merged with the Baldwin Locomotive Works in September 1951 to form the Baldwin-Lima-Hamilton Corporation (BLH).

A-3177
Type and origin
Power typeDiesel-electric
BuilderLima-Hamilton Corporation
ModelA-3177 (LT-2500)
Build dateMay 1950 – September 1951
Total produced22
Specifications
Configuration:
​
 • AARC-C
 • UICCo′Co′
Gauge4 ft 8+1⁄2 in (1,435 mm)
Length73’ 0”
Prime moverHamilton Engines and Machinery T89SA (2)
Engine type4-stroke diesel
AspirationTurbocharged
Displacement6,107 cu in (100.08 L) each
GeneratorWestinghouse 480C
Traction motorsWestinghouse 370G (6)
CylindersInline 8 (2)
Cylinder size9 in × 12 in (229 mm × 305 mm)
Loco brakeStraight air
Train brakesAir
Performance figures
Power output2,500 hp (1,860 kW)
Career
OperatorsPennsylvania Railroad
ClassLS25m
Numbers5671–5683, 8943–8951
DispositionScrapped

All twenty-two units were ordered by the Pennsylvania Railroad, with the last one, #5683, completed on September 12, 1951, the day after BLH was formed. All were scrapped, with the last three being retired by 1967. The PRR ordered 22 more but agreed to receive 23 RT-624s from BLH instead.

See also

References
  • Kirkland, John F. (November 1985). The Diesel Builders Volume 1: Fairbanks-Morse and Lima-Hamilton. Interurban Press. ISBN 0-916374-69-6.
  • "The Yard Limit - Lima". Retrieved March 9, 2009.
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