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Austrian North Western Railway series IXb No. 402 to 410
The ÖNWB series IXb, numbered 402 to 410, were nine light baggage locomotives built in Floridsdorf in 1880. They were the more powerful follow-ups of the two IXa built one year earlier. Like their predecessors, they h...
General
| Property | Austrian North Western Railway series IXb No. 402 to 410Remove |
|---|---|
| Built | 1880 |
| Manufacturers | Floridsdorf |
| Wheel arrangement | 0-2-2T |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Austrian North Western Railway series IXb No. 402 to 410Remove |
|---|---|
| Length | 8.44 m |
| Wheelbase | 3.80 m |
| Rigid wheelbase | 3.80 m |
| Empty weight | 16.2 t |
| Service weight | 20 t |
| Adhesive weight | 11.8 t |
| Axle load | 11.8 t |
| Water capacity | 900 l |
| Fuel capacity | 1.5 t (coal) |
Boiler
| Property | Austrian North Western Railway series IXb No. 402 to 410Remove |
|---|---|
| Grate area | 0.64 m² |
| Firebox surface | 3.7 m² |
| Tube heating surface | 38.6 m² |
| Evaporative heating surface | 42.3 m² |
| Total heating surface | 42.3 m² |
Power plant
| Property | Austrian North Western Railway series IXb No. 402 to 410Remove |
|---|---|
| Driver diameter | 1,015 mm |
| Boiler pressure | 10 bar |
| Expansion type | simple expansion |
| Cylinders | two, 225 x 400 mm |
Power
| Property | Austrian North Western Railway series IXb No. 402 to 410Remove |
|---|---|
| Power source | steam |
| Estimated power | 120 kW (163 PS) |
| Starting effort | 17.0 kN |
Calculated values
| Property | Austrian North Western Railway series IXb No. 402 to 410Remove |
|---|---|
| Factor of adhesion | 1 : 6.83 |
| Optimal speed | 43 km/h |
| Power-to-weight ratio | 6.0 kW/t |
| Heating Surface Equivalent | 60.8 m² |
| Cylinder volume/HSE | 1 : 523.17 |
| Adhesive weight/Total | 1 : 1.69 |
| Tractive force/Heating surface | 1 : 8.37 |
| Grate area/Heating surface | 1 : 66.09 |
| Firebox/Tube surface | 1 : 10.43 |
