Canadian Locomotive Company

H12-44 & H12-46

ROSTER

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Info from: John Komanesky Photograph by: xxxxxxx
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FM H12-44
Original owner Road Numbers Qty. Bldr Numbers Bldr Dates
Canadian National 1630 - 1639 10 2680-2689 8-10/55
1640 - 1659 20 2902-2921 4-6/56
Spotting Features:
  • Same as FM-built H12-44

Canadian Locomotive Company

H12-46

ROSTER

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Canadian National 7600 - 7614 15 2653-2667 10/51-1/52
7615 - 7617 3 2650-2652 10/51
7618 - 7621 4 2692-2695 8-9/52
7622 - 7629 8 2672-2679 1/53
Spotting Features:
  • Resembles H15 & H16 models, but slightly shorter
  • Two-section radiator (rather than 3-section on H15s & H116s)
  • Tri-Mount trucks (3-axle)

Technical Data for H12-44 Only

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Data Sheet Information Compiled by: JEAN-DENIS BACHAND
Reformatted: 26 October 2020  Drawing by: Jean-Denis Bachand
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Engine Builder: Fairbanks Morse Engine: 2-cycle 38D8 1/8 (6 cylinder OP)
Bore & Stroke 8" X 10"
RPM (Maximum / Minimum) 800 / 350
Main Generator: Westinghouse - WE481G Horsepower: 1200
Gear Ratio: 68:14 Speed: 60 mph
Trucks: 4-Wheel Configuration: B-B
Weight: 246,000 lbs Traction Motors: Westinghouse - WE362B(four)
Tractive Effort (starting) 61,000 lbs @ 30% Tractive Effort (continuous): 34,000 lbs @ 8.9 mph
Multiple Unit Capability: No Dynamic Braking: No
Auxilary Generator: Westinghouse YG64A Alternator: --
Air Brake: Westinghouse Model: 6SL
Compressor: Westinghouse Model: 3C2C
Quantity Built: 3 Dates: 5/1956
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Total Length 49'-02"
Wheel Diameter 40"
Truck Wheel Base 8'-00"
Height to Top Engine Hood 14'-06"
Height to Cab Roof 14'-00"
Cab Width 10'-04"
Engine Hood Width 10'-00"
Center Bolster 25'-06"
Distance between Truck Centers 33'-06"
Minimum Turning Radious 29 degrees
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Fuel Oil: 750 Lubricating Oil: 140
Engine Cooling Water: 100 Sand Capacity: 28 cu. ft.
Options: Vapor Clarkson Boiler (800 lbs/hr)
Reference Sources:
  • Diesel Locomtoives, Vol.2, by Bob Hayden
  • Diesel Locomotives, The First 50 Years by Louis A. Mare
  • "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

Correction from Steve Meredith

New 4 November 2004

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