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The reference for locomotives and railcars

Fairbanks-Morse Consolidated line (passenger)

United States 1951 60 produced
New York Central DFA-6 and DFB-6 in “Lightning Strike” livery collection Taylor Rush

As Fairbanks-Morse had outsourced the production of their post-war “Erie-built” to GE what had been costly, they developed the Consolidated line for production in their own shops. While the general layout, dimensions and the appearance of the car body were roughly the same, they changed many parts which they now could manufacture on their own. The prime mover was still of the two-stroke opposed-piston 38D-8 1/8 type. While the locomotives for the US market were built in-house, all for Canadian customers were built by the Canadian Locomotive Company.

Passenger variants were offered with 1,600, 2,000 and 2,400 hp and with different gear ratios up to 110 mph. Variants which exceeded an axle load of 66,000 pounds due to a large train heating boiler or a huge engine were built with a rear three-axle truck of A1A layout. The type designations for all these “Consolidated Passenger A-unit” variants started with “CPA”, followed by the power rating in hundreds of horsepower and the number of axles. In the same way, the cabless B-units started with “CPB”.

Technical data

General

Property CPA-16-4 CPA-16-5 CPA-20-5 CPA-24-5
Built 1951-1954 1954-1955 1950 1951-1952
Manufacturers Fairbanks-Morse, Canadian Locomotive Co.
Wheel arrangement B-B B-A1A
Gauge 1,435 mm (Standard gauge)

Dimensions and weights

Property CPA-16-4 CPA-16-5 CPA-20-5 CPA-24-5
Length 17.15 m
Service mass 118.6 t 129.7 t 133.6 t 136.3 t
Adhesion mass 118.6 t
Axle load 29.7 t

Power plant

Property CPA-16-4 CPA-16-5 CPA-20-5 CPA-24-5
Engine Fairbanks-Morse 38D-8 1/8
Engine type 8-cyl. opposed diesel 10-cyl. opposed diesel 12-cyl. opposed diesel

Power

Property CPA-16-4 CPA-16-5 CPA-20-5 CPA-24-5
Power source diesel-electric
Indicated power 1,193 kW (1,622 PS) 1,491 kW (2,027 PS) 1,790 kW (2,434 PS)
Top speed 129 km/h 145 km/h 161 km/h 177 km/h
Starting effort 187.7 kN 162.4 kN 142.3 kN 133.4 kN

Calculated values

Property CPA-16-4 CPA-16-5 CPA-20-5 CPA-24-5
Factor of adhesion 1 : 6.20
Power-to-weight ratio 10.1 kW/t 9.2 kW/t 11.2 kW/t 13.1 kW/t
Adhesive weight/Total 1 : 1.00
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