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Austrian Southern Railway classes 17a to 17d

Class 17a No. 309

When the Südbahn made the decision to procure new express locomotives in 1881, the focus was basically on the class 16a “Rittinger” built in 1873. Since the train weights had increased from 70 to 80 tonnes before to a...

Austrian Southern Railway classes 17a to 17dRemove
Variant
17b
Built 1884, 1890
Manufacturers Floridsdorf
Wheel arrangement 2B
Gauge 1435 mm
Length
Service mass 44420 kg
Top speed 90 km/h
Power
Engine

General

Property Austrian Southern Railway classes 17a to 17d
17b
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Built 1884, 1890
Manufacturers Floridsdorf
Wheel arrangement 4-4-0 (American)
Gauge 1,435 mm

Dimensions and weights

Property Austrian Southern Railway classes 17a to 17d
17b
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Length loco 9.18 m
Wheelbase 5.61 m
Empty mass 40.2 t
Service mass 44.4 t
Adhesion mass 26.5 t
Rigid wheelbase 2.20 m
Axle load 13.3 t
Water capacity 8,400 l
Fuel capacity 6.5 t (coal)

Boiler

Property Austrian Southern Railway classes 17a to 17d
17b
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Grate area 2.5 m²
Firebox surface 9.1 m²
Tube heating surface 108 m²
Evaporative heating surface 117.1 m²
Total heating surface 117.1 m²

Power plant

Property Austrian Southern Railway classes 17a to 17d
17b
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Driver diameter 1,730 mm
Boiler pressure 11.5 bar
Expansion type simple expansion
Cylinders two, 425 x 600 mm

Power

Property Austrian Southern Railway classes 17a to 17d
17b
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Power source steam
Indicated power 368 kW (500 PS)
Top speed 90 km/h
Starting effort 61.2 kN

Calculated values

Property Austrian Southern Railway classes 17a to 17d
17b
Remove
Factor of adhesion 1 : 4.25
Optimal speed 37 km/h
Power-to-weight ratio 8.3 kW/t
Heating Surface Equivalent 162.6 m²
Cylinder volume/HSE 1 : 1,046.96
Adhesive weight/Total 1 : 1.67
Tractive force/Heating surface 1 : 10.92
Grate area/Heating surface 1 : 46.84
Firebox/Tube surface 1 : 11.87
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