ENAFER / Huancayo á Huancavelica 2-8-2 Locomotives in Peru


Class Details by Steve Llanso of Sweat House Media

Class 11 (Locobase 4581)

Data from Dr Jonathan Smith, [] . Works numbers were 26483-26484 in 1951.

The first of the Mikado pair remained with the FCHH (nicknamed" tren Macho", but the 105 was reassigned to FC Cuzco-Santa Ana as their 122.


Class CdeP 10 (Locobase 4577)

Data from Dr Jonathan Smith, []


Class CdeP 70 (Locobase 4578)

Data from Dr Jonathan Smith, []

Principal Dimensions by Steve Llanso of Sweat House Media

Class11CdeP 10CdeP 70
Locobase ID4581 4577 4578
RailroadHuancayo á Huancavelica (ENAFER)ENAFERENAFER
CountryPeruPeruPeru
Whyte2-8-22-8-22-8-2
Number in Class2
Road Numbers11-12/104-105
Gauge3'StdStd
Number Built2
BuilderHenschel & Sohn
Year1951
Valve Gear
Locomotive Length and Weight
Driver Wheelbase (ft / m)
Engine Wheelbase (ft / m)
Ratio of driving wheelbase to overall engine wheelbase
Overall Wheelbase (engine & tender) (ft / m)
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)94,080 / 42,674134,400 / 60,963145,600 / 66,043
Engine Weight (lbs / kg)132,160 / 59,947170,240 / 77,220165,760 / 75,188
Tender Loaded Weight (lbs / kg)
Total Engine and Tender Weight (lbs / kg)
Tender Water Capacity (gals / ML)
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT)
Minimum weight of rail (calculated) (lb/yd / kg/m)39 / 19.5056 / 2861 / 30.50
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)42 / 106752 / 132152 / 1321
Boiler Pressure (psi / kPa)175 / 12.10180 / 12.40200 / 13.80
High Pressure Cylinders (dia x stroke) (in / mm)18" x 22" / 457x55920" x 26" / 508x66020" x 28" / 508x711
Tractive Effort (lbs / kg)25,245 / 11450.9530,600 / 13879.9436,615 / 16608.30
Factor of Adhesion (Weight on Drivers/Tractive Effort) 3.73 4.39 3.98
Heating Ability
Tubes (number - dia) (in / mm)
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)
Firebox Area (sq ft / m2)
Grate Area (sq ft / m2)27 / 2.5137 / 3.4425 / 2.32
Evaporative Heating Surface (sq ft / m2)1400 / 130.112121 / 197.121717 / 159.57
Superheating Surface (sq ft / m2)405 / 37.64341 / 31.69
Combined Heating Surface (sq ft / m2)1805 / 167.752121 / 197.122058 / 191.26
Evaporative Heating Surface/Cylinder Volume216.06224.35168.65
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation472566605000
Same as above plus superheater percentage576566605850
Same as above but substitute firebox area for grate area
Power L1
Power MT

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