EMC E4A and E4B |
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| Data Sheet Information Compiled by: JEAN-DENIS BACHAND |
| New: 4 August 2006 |
Artwork by: Jean-Denis Bachand |
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| Engine Builder: Winton |
Engines: Two 567 12 cylinder |
| Bore & Stroke |
8.5" X 10" |
| RPM (Maximum / Minimum) |
800 / 275 |
| Main Generator: GM - D4 (Two) |
Horsepower: 2000 |
| Gear Ratio: 52:15 |
Speed: 116 mph |
| Trucks: 6-Wheel |
Configuration: A1A-A1A |
| Traction Motor Blowers: Mechanical Drive (2) |
Model: GM |
| Weight: 315,000 lbs (290,000 lbs for B-unit) |
Traction Motors: Four GM - D7 |
| Tractive Effort (starting) 56,500 lbs @25% |
Tractive Effort (continuous): 31,000 lbs @ 11 mph |
| Multiple Unit Capability: Yes |
Dynamic Braking: Yes (and No for B-unit) |
| Boiler: Vapor-Clarkson |
Capacity: 1200 lbs./hr. |
| Auxilary Generator: Delco |
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| Air Brake: Westinghouse |
Model: HSC |
| Compressor: Gardner-Denver |
Model: WBO |
| Quantity Built: 14 A-units and 5 B-units
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Dates: 10/38 to 12/39 (and 3/39 to 9/39) |
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| Exterior Dimensions
| E4 (and E4B) |
| Total Length |
71'-01" |
| Wheel Diameter |
36" |
| Truck Wheel Base |
14'-01" |
| Height to Top Engine Hood |
13'-11" |
| Height to Top Cab |
15'-00" |
| Cab Width |
10'-03" |
| Engine Hood Width |
9'-03" |
| Center Bolster |
43'-00" |
| Center Front Truck to Front Pilot |
6'-01.5" (and 5'-01.5 for b-units) |
| Center Rear Truck to Rear Pilot |
5'-01.5" |
| Distance between Truck Centers |
57'-01" |
| Minimum Turning Radious |
57 degrees |
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| Fuel Oil: 1200
| Lubricating Oil: 330 |
| Engine Cooling Water: 400
| Sand Capacity: 16 cu. ft. |
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| Artwork by: JEAN-DENIS BACHAND |
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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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