EMD DDA40X "Centennial" |
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| Data Sheet Information Compiled by: JEAN-DENIS BACHAND |
| New: 26 June 2006 |
Artwork by: Jean-Denis Bachand |
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| Engine Builder: EMD |
Engine: Two 645E3A 16 cylinder |
| Bore & Stroke |
8.5" X 10" |
| RPM (Maximum / Minimum) |
800 / 275 |
| Main Generator: Two GM - AR12 |
Horsepower: 6600 |
| Gear Ratio: 59:18 |
Speed: 90 mph |
| Trucks: 8-Wheel |
Configuration: D-D |
| Traction Motor Blowers: Belt Drive (4) |
Model: GM |
| Weight: 521,980 lbs |
Traction Motors: Eight GM - D77 |
| Tractive Effort (starting) 113,940 lbs @25% |
Tractive Effort (continuous): 103,000 lbs @ 12 mph |
| Multiple Unit Capability: Yes |
Dynamic Braking: Yes |
| Auxilary Generator: GM |
Alternator: Delco A8102 |
| Air Brake: Westinghouse |
Model: 26L |
| Compressor: Gardner-Denver |
Model: WBO |
| Quantity Built: 47
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Dates: 1/69 to 9/71 |
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| Exterior Dimensions
| DDA40X |
| Total Length |
98'-05" |
| Wheel Diameter |
40" |
| Truck Wheel Base |
17'-01" |
| Height to Top Engine Hood |
16'-04.5" |
| Height to Top Cab |
17'-03.5" (17'-02" for cabless unit) |
| Cab Width |
10'-03" |
| Top of Walkway |
10'-09" |
| Walkway Width |
4'-07.5" |
| Engine Hood Width |
10'-00" |
| Center Bolster |
65'-00" |
| Center Front Truck to Front Pilot |
7'-01.5" |
| Center Rear Truck to Rear Pilot |
7'-01" |
| Distance between Truck Centers |
82'-01.5" |
| Minimum Turning Radious |
57 degrees |
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| Fuel Oil: 5200
| Lubricating Oil: 610 |
| Engine Cooling Water: 600
| Sand Capacity: 53 cu. ft. |
| Options: - |
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Reference Sources:
- Diesel Locomtoives, Vol.2, by Bob Hayden
- Illustrated Treasury of GM Locomotives, by James W. Kerr
- Diesel Locomotives, The First 50 Years by Louis A. Marre
- The Second Diesel Spotter's Guide, by Jerry A. Pinkepank
- "Early Diesel and Electric Locomotives," Rail Heritage Publications
- Diesel & Electric Locomotive Specificiations, 1981 by F.K. Hudson
- Train Shed Cyclopedia, Vol. 20, 58, 60, 64, 80
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