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ELNA 6

No. 4 of the Dampfbahn Fränkische Schweiz at Ebermannstadt

In the twenties, the ELNA (Engerer Lokomotiv-Normen-Ausschuß - Special locomotive standards committee) designed a range of standard locomotives to be built for private and light railways. The ELNA 6 was the heaviest o...

ELNA 6Remove
Variant
Krauss
Built 1922-1946
Manufacturers Krauss
Wheel arrangement D t
Gauge 1435 mm
Length 10500 mm
Service mass 58800 kg
Top speed 40 km/h
Power
Engine

General

Property ELNA 6Remove
Built 1922-1946
Manufacturers Krauss
Wheel arrangement 0-8-0T (Eight-coupled)
Gauge 1,435 mm

Dimensions and weights

Property ELNA 6Remove
Length 10.50 m
Wheelbase 4.05 m
Empty mass 45.9 t
Service mass 58.8 t
Adhesion mass 58.8 t
Rigid wheelbase 4.05 m
Axle load 14.6 t
Water capacity 6,500 l
Fuel capacity 2 t (coal)

Boiler

Property ELNA 6Remove
Grate area 2 m²
Firebox surface 8.95 m²
Tube heating surface 94.2 m²
Evaporative heating surface 103.15 m²
Superheater surface 30.8 m²
Total heating surface 134.0 m²

Power plant

Property ELNA 6Remove
Driver diameter 1,100 mm
Boiler pressure 12 bar
Expansion type simple expansion
Cylinders two, 500 x 550 mm

Power

Property ELNA 6Remove
Power source steam
Estimated power 625 kW (850 PS)
Top speed 40 km/h
Starting effort 127.5 kN

Calculated values

Property ELNA 6Remove
Factor of adhesion 1 : 4.52
Optimal speed 31 km/h
Power-to-weight ratio 10.6 kW/t
Heating Surface Equivalent 209.5 m²
Cylinder volume/HSE 1 : 1,030.95
Adhesive weight/Total 1 : 1.00
Tractive force/Heating surface 1 : 19.88
Grate area/Heating surface 1 : 66.98
Firebox/Tube surface 1 : 10.53
Total/Superheater 1 : 3.35
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