ALCO RSD-12

Ferrocarril del Pacifico 504 in Nogales, Sonora, Mexico, in March 1979

Type and origin
Power type	Diesel-electric
Builder	American Locomotive Company Montreal Locomotive Works
Model	RSD-12
Build date	April 1956 – March 1963

Specifications
AAR wheel arr.	C-C
Gauge	4 ft 8 ¹⁄₂ in (1,435 mm) standard gauge
Prime mover	Alco 251B
Engine type	V12 Four-stroke diesel
Aspiration	Turbocharged
Cylinders	12

Performance figures
Power output	1,800 hp (1,300 kW)

The ALCO RSD-12 was a diesel-electric locomotive of the road switcher type rated at 1,800 horsepower (1.34 MW), that rode on three-axle trucks, having an C-C wheel arrangement.

Used in much the same manner as its four-axle counterpart, the ALCO RS-11, though the six-motor design allowed better tractive effort at lower speeds.

Original buyers

Railroad	Quantity	Road numbers	Notes
Chesapeake and Ohio Railway	10	6700–6709	Renumbered 2007–2016
Lake Superior and Ishpeming Railroad	4	1801–1804
New York, Chicago and St. Louis Railroad (“Nickel Plate Road”)	9	325–333	to Norfolk and Western Railway
Pennsylvania Railroad	25	8655–8679	to Penn Central 6855–6879; to Conrail
Southern Pacific Company	21	7000–7020	Renumbered 2950–2970
Ferrocarril del Pacífico	19	1502–1508, 509–520
Ferrocarriles Nacionales de México	73	7400–7472
Companhia Siderúrgica Nacional (Brazil)	10	3501–3510	Built by MLW, 1,600 mm (5 ft 3 in); to RFFSA pt:ALCo RSD-12
Total	171

References

Wikimedia Commons has media related to ALCO RSD-12 locomotives.

Komanesky, John et al. The Diesel Shop. Retrieved July 3, 2008
Pinkepank, Jerry A. (1973). The Second Diesel Spotter’s Guide. Milwaukee, WI: Kalmbach Publishing Company. pp. 257–258. ISBN 0-89024-026-4.

Diesel-electric locomotives built by ALCO

Switchers	ALCO 300 ALCO 600 HH600 HH660 HH900 HH1000 S-1 S-2 S-3 S-4 DL420 S-5 S-6 T-6 SB-8/SSB-9

RS, RSC and RSD series	RS-1 RS-2 RS-3 RS-11 RS-27 RS-32 RS-36 RSC-1 RSC-2 RSC-3 RSD-1 MRS-1 RSD-4 RSD-5 RSD-7 RSD-12 RSD-15

Cab units	Rebel power car DL-103b DL-105 DL-107 DL-108 DL-109 DL-110 DL-202 DL-203 FA FB PA PB

Century series	C415 C420 C424 C425 C430 C628 C630 C636 C855

Diesel-hydraulics	DH643

Export locomotives	DL560C RSD-39

Unproduced locomotives	C428 C620 C624 C636F C636P C650DH

List of ALCO diesel Locomotives

Diesel and gas turbine locomotives built by MLW

Early switchers	S-2 S-3 S-4 S-7 S-10 S-11 S-12 S-13

Cab units	FA-1 FB-1 FA-2 FB-2 FPA-2 FPB-2 FPA-4 FPB-4

Roadswitchers	RS-1 RS-2 RS-3 RSC-3 RS-10 RS-11 RSD-12 RS-13 RSC-13 RSC-14 RSD-17 RS-18 RS-23 RSC-24 RSD-35

Century series	C-415 C-424 C-630M

M series	M-420 M-420B M-420R M-420TR M-420TR-2 M-424 M-630 M-636 M-640

Other designs	DL500S DL535E M420 TURBO LRC-2 LRC-3 E-1800

Bombardier designs	HR-412 HR-616

(See also: List of MLW diesel locomotives)

This article is issued from Wikipedia - version of the 11/1/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.

ALCO RSD-12

Original buyers

See also

References