Alco RS-27 (DL640) |
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| Data Sheet Information Compiled by: JEAN-DENIS BACHAND |
| New: 2 April 2005 |
Drawing by: Jean-Denis Bachand |
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| Engine Builder: Alco |
Engine: 4-cycle Model 251B V16 |
| Bore & Stroke |
9" X 10.5" |
| RPM (Maximum / Minimum) |
1025 / 400 |
| Main Generator: GE - GT581D2 |
2400 |
| Gear Ratio: 74:18 / 64:19 |
Speed: 70 mph / 80 mph |
| 4-Wheel |
Configuration: B-B |
| Traction Motor Blowers: Mechanical Driven (2) |
Model: ? |
| Weight: 265,000 lbs |
Traction Motors: GE 752 (six) |
| Tractive Effort (starting) 66,000 lbs @ 25% |
Tractive Effort (continuous): 42,000 lbs @ 8 mph |
| Multiple Unit Capability: Yes |
Dynamic Braking: Yes |
| Auxilary Generator: GE 566 E1 |
Alternator: not applicable |
| Air Brake: Westinghouse |
Model: 26L |
| Compressor: Westinghouse |
Model: 3CDC |
| Boiler Type: -- |
Lbs/hr: -- |
| Quantity Built: 27
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Dates: 12/1959 to 10/1962 |
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| Exterior Dimensions
| RS-27 |
| Total Length |
57'-02" |
| Pilot to Pilot |
52'-00" |
| Wheel Diameter |
40" |
| Truck Wheel Base |
9'-04" |
| Height to Top Engine Hood |
14'-06" |
| Height to Top Cab Hood |
15'-00" |
| Cab Width |
10'-00" |
| Top Walkway Width |
9'-11" |
| Walkway Width |
5'-01" |
| Engine Hood Width |
9'-11" |
| Center Bolster |
31'-00" |
| Center Front Truck to Front Pilot |
8'-00" |
| Center Rear Tucrk to Rear Pilot |
8'-02" |
| Distance between Truck Centers |
40'-04" |
| Minimum Turning Radious |
30 degrees |
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| Fuel Oil: 2400
| Lubricating Oil: 250 |
| Engine Cooling Water: 320
| Sand Capacity: 22 cu. ft. |
| Options: Dynamic Brakes |
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| Drawing by: Jean-Denis Bachand |
Reference Sources:
- Railroad Model Craftsman, Issue June 1966
- Diesel Locomotive, Vol. 2 by Model Railroader (Bob Hayden)
- The Diesel Builders, Vol.2 by John F. Kirkland
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