Alco RSD-7 (DL-600) and RSD-7A (DL600A)

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Data Sheet Information Compiled by: Jean-Denis Bachand
New: 20 May 2005 Drawing of RSD-7 (DL-600) by: Jacques Belanger
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Engine Builder: American Locomotive Company Engine: 4-cycle Model 244G V16
Bore & Stroke 9" X 10.5"
RPM (Maximum / Minimum) 1000 / 360
Main Generator: GE - GT586 Horsepower: 2250 (DL-600) and 2400 (DL-600A)
Gear Ratio: 65:18 Speed: 75 mph
Tri-Mount 6-Wheel Configuration: C-C
Traction Motor Blowers: Mechanical Driven (2) Model: Stuart
Weight: 335,000 lbs Traction Motors: GE 752 (Six)
Tractive Effort (starting) 95,600 lbs @ 25% Tractive Effort (continuous): 69,800 lbs @ 12 mph
Multiple Unit Capability: Yes Dynamic Braking: Yes
Auxilary Generator: GE GY27-5 Alternator:
Air Brake: Westinghouse Model: 26C
Compressor: Westinghouse Model: 3CDB
Boiler Type: Vapor Lbs/hr: 800 psi
Quantity Built: 7 (DL-600) and 15 (DL-600A) Dates: 1/1954 to 1/1956
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Exterior Dimensions RSD-7
Total Length 65'-01"
Pilot to Pilot 56'-07"
Wheel Diameter 40"
Truck Wheel Base 12'-06"
Height to Top Engine Hood 14'-08"
Height to Top Cab Hood 14'-11"
Cab Width 10'-01"
Top Walkway Width 10'-01"
Walkway Width 5'-01"
Engine Hood Width 9'-11"
Center Bolster 43'-06"
Center Front Truck to Front Pilot 6'-06"
Center Rear Tucrk to Rear Pilot 6'-06"
Distance between Truck Centers 49'-09"
Minimum Turning Radious 21 degrees
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Fuel Oil: 1520 Lubricating Oil: 250
Engine Cooling Water: 250 Sand Capacity: 46 cu. ft.
Options:
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Updated: 20 May 2005 Drawing of RSD-7 (DL-600A) by: Jacques Belanger
Reference Sources:
  • ATSF Mechanical Data Book
  • C&O Mechanical Data Book
  • Alco Design Data

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