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Imperial-Royal State Railways class 88
The class 88 of the kkStB designated small tank locomotives intended for traffic on branch lines. They drew their inspiration from five 0-4-0T locomotives built for the Kaiserin-Elisabeth-Bahn in 1880, which were also...
| Imperial-Royal State Railways class 88Remove | |
|---|---|
| Variant | |
| Built | 1882-1883 |
| Manufacturers | Krauss |
| Wheel arrangement | B t |
| Gauge | 1435 mm |
| Length | |
| Service mass | 24500 kg |
| Top speed | 55 km/h |
| Power | |
| Engine |
General
| Property | Imperial-Royal State Railways class 88Remove |
|---|---|
| Built | 1882-1883 |
| Manufacturers | Krauss |
| Wheel arrangement | 0-4-0T (Four-coupled) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Imperial-Royal State Railways class 88Remove |
|---|---|
| Wheelbase | 2.60 m |
| Empty mass | 17.3 t |
| Service mass | 24.5 t |
| Adhesion mass | 24.5 t |
| Rigid wheelbase | 2.60 m |
Boiler
| Property | Imperial-Royal State Railways class 88Remove |
|---|---|
| Grate area | 0.9 m² |
| Firebox surface | 3.9 m² |
| Tube heating surface | 50.8 m² |
| Evaporative heating surface | 54.7 m² |
| Total heating surface | 54.7 m² |
Power plant
| Property | Imperial-Royal State Railways class 88Remove |
|---|---|
| Driver diameter | 1,100 mm |
| Boiler pressure | 12 bar |
| Expansion type | simple expansion |
| Cylinders | two, 280 x 480 mm |
Power
| Property | Imperial-Royal State Railways class 88Remove |
|---|---|
| Power source | steam |
| Estimated power | 150 kW (204 PS) |
| Top speed | 55 km/h |
| Starting effort | 34.9 kN |
Calculated values
| Property | Imperial-Royal State Railways class 88Remove |
|---|---|
| Factor of adhesion | 1 : 6.89 |
| Optimal speed | 26 km/h |
| Power-to-weight ratio | 6.1 kW/t |
| Heating Surface Equivalent | 74.2 m² |
| Cylinder volume/HSE | 1 : 796.66 |
| Adhesive weight/Total | 1 : 1.00 |
| Tractive force/Heating surface | 1 : 13.32 |
| Grate area/Heating surface | 1 : 60.78 |
| Firebox/Tube surface | 1 : 13.03 |
