EMD G12 and GA12

Somebody's Large Digital Image Here
Data Sheet Information Compiled by: JEAN-DENIS BACHAND
New: 28 October 2006 Artwork by: Jean-Denis Bachand
-
Engine Builder: EMD Engine: 567C 12-cylinder
Bore & Stroke 8.5" X 10"
RPM (Maximum / Minimum) 835 / 275
Main Generator: GM - D32 Horsepower: 1310
Gear Ratio: 63:14 Speed: 62 mph
Trucks: 4-Wheel Configuration: B-B (and A-1-A for GA12)
Traction Motor Blowers: Delco Electric Drive (4) Model: GM
Weight: 160,000 lbs Traction Motors: Four GM - D29
Tractive Effort (starting) 38,000 lbs @ 25% (and 42,131 lbs. for GA12) Tractive Effort (continuous): 28,000 lbs @ 12 mph
Multiple Unit Capability: Yes Dynamic Braking: No
Auxilary Generator: Delco A8102 Alternator: GM D14
Air Brake: Westinghouse Model: 24L
Compressor: Gardner-Denver Model: WXO
Quantity Built: Not Available (and 92 GA12s) Dates: 1955 to 1964
- -
Exterior Dimensions G12 and GA12
Total Length 44'-07"
Wheel Diameter 40" and 36"
Truck Wheel Base 8'-00" (and 10'-06" for GA12)
Height to Top Engine Hood 13'-10"
Height to Top Cab 12'-02"
Cab Width 9'-02"
Engine Hood Width 9'-00"
Top of Walkway 8'-04"
Walkway Width 3'-08.5"
Center Bolster 25'-00"
Center Front Truck to Front Pilot 2'-09"
Center Rear Tucrk to Rear Pilot 2'-09"
Distance between Truck Centers 35'-06"
Minimum Turning Radious 57 degrees
- -
Fuel Oil: 750 Lubricating Oil: 165
Engine Cooling Water: 214 Sand Capacity: 6 cu. ft.
Options: Vapor Clarkson Boiler #4625 (@ 2500 lbs./hr.)
-
Somebody's Large Digital Image Here
Artwork by: Jean-Denis Bachand
-
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
  • "Early Diesel and Electric Locomotives," Rail Heritage Publications

Back to EMD Data Sheets Index

Back to EMD Power