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Prussian T 11
The T 11 was designed to replace the obsolete and weak four-coupled locomotives in Berlin's suburban traffic. It was created together with the T 12 from the T 9[h]3[/h], but unlike its sister it was running on saturat...
General
| Property | Prussian T 11Remove |
|---|---|
| Built | 1903-1910 |
| Manufacturers | Union Königsberg, Borsig |
| Wheel arrangement | 2-6-0T (Mogul) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Prussian T 11Remove |
|---|---|
| Length | 11.19 m |
| Wheelbase | 6.35 m |
| Rigid wheelbase | 3.85 m |
| Empty weight | 48.3 t |
| Service weight | 62.9 t |
| Adhesive weight | 48.7 t |
| Axle load | 16.3 t |
| Water capacity | 7,400 l |
| Fuel capacity | 2.5 t (coal) |
Boiler
| Property | Prussian T 11Remove |
|---|---|
| Grate area | 1.73 m² |
| Firebox surface | 8.7 m² |
| Tube heating surface | 111.8 m² |
| Evaporative heating surface | 120.5 m² |
| Total heating surface | 120.5 m² |
Power plant
| Property | Prussian T 11Remove |
|---|---|
| Driver diameter | 1,500 mm |
| Boiler pressure | 12 bar |
| Expansion type | simple expansion |
| Cylinders | two, 480 x 630 mm |
Power
| Property | Prussian T 11Remove |
|---|---|
| Power source | steam |
| Indicated power | 382 kW (519 PS) |
| Top speed | 80 km/h |
| Starting effort | 98.7 kN |
Calculated values
| Property | Prussian T 11Remove |
|---|---|
| Factor of adhesion | 1 : 4.84 |
| Optimal speed | 24 km/h |
| Power-to-weight ratio | 6.1 kW/t |
| Heating Surface Equivalent | 164.0 m² |
| Cylinder volume/HSE | 1 : 1,390.27 |
| Adhesive weight/Total | 1 : 1.29 |
| Tractive force/Heating surface | 1 : 17.11 |
| Grate area/Heating surface | 1 : 69.65 |
| Firebox/Tube surface | 1 : 12.85 |
