ALCO Century 425

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ALCO C425
ALCO C425
Seminole Gulf Railway 550, an ALCO C425 -- Fort Myers, Florida.
Power type diesel-electric
Model C425
Build date October 1964 –
December 1966
Total production 91
AAR wheel arr. B-B
Gauge ft 8½ in (1435 mm)
Length 59 ft 4 in (16.2 m)
Width 10 ft (3 m)
Height 14 ft 5 in (4.4 m)
Total weight 280,000 lb (110,000 kg)
Fuel capacity 1,660 gal (6,056 L)
Prime mover ALCO 251C
Engine type 4-stroke diesel
Aspiration Turbocharger
Displacement 8,256 in³ (135.2 L)
Cylinders 16
Cylinder size 9 in × 10.5 in
(229 mm × 267 mm)
Transmission DC generator,
DC traction motors
Top speed 70 mph (105 km/h)
Power output 2,500 hp (745 kW)
Tractive effort 40,425 lbf (271 kN)
Locomotive brakes straight air, dynamic
Train brakes air
Locale North America

The ALCO Century 425 was a four-axle, 2500 horsepower (1.875 MW) diesel locomotive of the road switcher type. 91 were built between October 1964 and December 1966.

Cataloged as part of ALCO's Century line of locomotives, the C425 was an upgraded version of the C424. The C425 employed the same main generator found in General Electric's U25B model.

[edit] References

Diesel-electric locomotives built by ALCO
Switchers: HH series, S-1, S-2, S-3, S-4, S-5, S-6, T-6, SSB-9
RS series: RS-1, RS-2, RS-3, RS-11, RS-27, RS-32, RS-36
RSC series: RSC-2, RSC-3
RSD series: RSD-1, RSD-4, RSD-5, RSD-7, RSD-12, RSD-15
Cab units: Black Maria, DL-103b, DL-105, DL-107, DL-109, DL-110, FA, FB, PA, PB
Century series: C415, C420, C424, C425, C430, C628, C630, C636, C855
Diesel-hydraulics: DH643