The Baldwin DRS-6-4-660, known in France as the A1AA1A 62000, is a road switcher diesel-electric locomotive built by Baldwin Locomotive Works between 1946 and 1948. The DRS-6-4-660s were powered by a naturally aspirated six-cylinder diesel engine rated at 660 horsepower (492 kW), and rode on a pair of three-axle trucks in an A1A-A1A wheel arrangement. 106 of these models were built for railroads in Morocco and France.

Baldwin DRS-6-4-660
SNCF 62026 at Bobigny in 1983.
Type and origin
Power typeDiesel-electric
BuilderBaldwin Locomotive Works
ModelDRS-6-4-660
Build date1946–1948
Total produced106
Specifications
Configuration:
 • AARA1A-A1A
 • UIC(A1A)(A1A)
Gauge1,435 mm (4 ft 8+12 in)
Prime mover606NA
AspirationNaturally aspirated
GeneratorDC Generator
Traction motorsDC traction motors
Cylinders6
TransmissionElectrical
Loco brakeStraight air
Train brakesAir
Performance figures
Power output660 hp (492 kW)
Career
LocaleMorocco, France

Name designation

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DRS - Diesel Road Switcher
6 - Six axles
4 - Four powered axles
660 - 660 horsepower

Original buyers

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Railroad Quantity Road numbers Notes
SNCF 100 040-DA-1 to 040-DA-100 Renumbered 62001-62100
Morocco 6 DB-401 to DB-406
Totals 106

References

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  • "The Baldwin Diesel Zone - DRS-6-4-660". Retrieved 26 February 2009.
  • "The Baldwin Diesel Zone - Export Diesels". Retrieved 26 February 2009.
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