ALCO SB-8/SSB-9

The Alco SSB-9 (spec. DL 461) was a diesel-electric locomotive of the switcher type constructed as a cow-calf set by ALCO of Schenectady, New York. These were based on the ALCO S-6, and produced exclusively for Oliver Iron Mining, who bought two sets. The 'cow' being the model S-6(spec. DL 430), and the 'calf' being the SB-8(spec. DL 431).

ALCO SB-8/SSB-9
Type and origin
Power typeDiesel-electric
BuilderALCO
Serial number81817–81818 (S-6),
82311–82312 (SB-8)
ModelSSB-9
Build dateOctober/November 1956
Total produced2 sets
Specifications
Configuration:
​
 • AARB-B
 • UICBo'Bo'
Gauge4 ft 8 1⁄2 in (1,435 mm)
Length45 ft 5 in (13.84 m)[1]
Width10 ft (3.05 m)
Height14 ft 8 in (4.47 m)
Loco weight230,000 lb (104,326 kg)
Fuel capacity635 US gal (529 imp gal; 2,404 L)
Prime moverALCO 251B
Engine typeFour-stroke diesel
GeneratorGE GT533
Traction motors4 × GE 731
Cylindersstraight 6
Performance figures
Maximum speed60 km/h (37 mph)
Power output900 hp (670 kW) per unit, 1,800 hp (1,300 kW) per set

See also

References
  1. "ALCO S-6 Data Sheet". The Diesel Shop. Retrieved 2006-11-29.
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