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Army Field Railway Zwilling
The Zwillinge (“twins”) were small tank locomotives that were built for the Bavarian and Prussian Heeresfeldbahnen (military field railways). What was special was that, in normal service, two technically identical, ot...
| Army Field Railway ZwillingRemove | |
|---|---|
| Variant | Standard |
| Built | 1890-1914 |
| Manufacturers | Borsig;Hagans;Hanomag;Hartmann;Henschel;Jung;Krauss;Linke-Hofmann;O&K;BMAG |
| Wheel arrangement | C+C t zw |
| Gauge | 600 mm |
| Length | 8200 mm |
| Service mass | 17000 kg |
| Top speed | 20 km/h |
| Power | |
| Engine |
General
| Property | Army Field Railway Zwilling Standard Remove |
|---|---|
| Built | 1890-1914 |
| Manufacturers | Borsig, Hagans, Hanomag, Hartmann, Henschel, Jung, Krauss, Linke-Hofmann, O&K, BMAG |
| Wheel arrangement | 0-6-0+0-6-0T (Zwilling) |
| Gauge | 600 mm |
Dimensions and weights
| Property | Army Field Railway Zwilling Standard Remove |
|---|---|
| Length | 8.20 m |
| Wheelbase | 5.30 m |
| Empty mass | 14 t |
| Service mass | 17 t |
| Adhesion mass | 17 t |
| Rigid wheelbase | 1.30 m |
| Axle load | 2.8 t |
| Water capacity | 1,800 l |
| Fuel capacity | 0.5 t (coal) |
Boiler
| Property | Army Field Railway Zwilling Standard Remove |
|---|---|
| Grate area | 0.6 m² |
| Evaporative heating surface | 28.58 m² |
| Total heating surface | 28.6 m² |
Power plant
| Property | Army Field Railway Zwilling Standard Remove |
|---|---|
| Driver diameter | 580 mm |
| Boiler pressure | 15 bar |
| Expansion type | simple expansion |
| Cylinders | four, 180 x 240 mm |
Power
| Property | Army Field Railway Zwilling Standard Remove |
|---|---|
| Power source | steam |
| Indicated power | 88 kW (120 PS) |
| Top speed | 20 km/h |
| Starting effort | 34.2 kN |
Calculated values
| Property | Army Field Railway Zwilling Standard Remove |
|---|---|
| Factor of adhesion | 1 : 4.88 |
| Optimal speed | 16 km/h |
| Power-to-weight ratio | 5.2 kW/t |
| Adhesive weight/Total | 1 : 1.00 |
| Tractive force/Heating surface | 1 : 24.98 |
| Grate area/Heating surface | 1 : 47.63 |
