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Gotthard Railway Ed 2x3/3
The challenges for locomotives on the Gotthard railway were not only the incline of 2.7 percent, but also the spiral tunnels with a radius of 300 meters. This required a high tractive force and at the same time made t...
| Gotthard Railway Ed 2x3/3Remove | |
|---|---|
| Variant | Standard |
| Built | 1890 |
| Manufacturers | Maffei |
| Wheel arrangement | CC t ma |
| Gauge | 1435 mm |
| Length | 13776 mm |
| Service mass | 87200 kg |
| Top speed | 45 km/h |
| Power | |
| Engine |
General
| Property | Gotthard Railway Ed 2x3/3 Standard Remove |
|---|---|
| Built | 1890 |
| Manufacturers | Maffei |
| Wheel arrangement | 0-6-6-0T (Erie (Mallet)) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Gotthard Railway Ed 2x3/3 Standard Remove |
|---|---|
| Length | 13.78 m |
| Wheelbase | 8.13 m |
| Empty mass | 69.4 t |
| Service mass | 87.2 t |
| Adhesion mass | 87.2 t |
| Rigid wheelbase | 2.70 m |
| Axle load | 14.5 t |
| Water capacity | 7,000 l |
| Fuel capacity | 4.3 t (coal) |
Boiler
| Property | Gotthard Railway Ed 2x3/3 Standard Remove |
|---|---|
| Grate area | 2.3 m² |
| Firebox surface | 9.3 m² |
| Tube heating surface | 145 m² |
| Evaporative heating surface | 154.3 m² |
| Total heating surface | 154.3 m² |
Power plant
| Property | Gotthard Railway Ed 2x3/3 Standard Remove |
|---|---|
| Driver diameter | 1,230 mm |
| Boiler pressure | 12 bar |
| Expansion type | compound |
| Cylinders | four, HP: 400 x 640 mm and LP: 580 x 640 mm |
Power
| Property | Gotthard Railway Ed 2x3/3 Standard Remove |
|---|---|
| Power source | steam |
| Estimated power | 500 kW (680 PS) |
| Top speed | 45 km/h |
| Starting effort | 115.1 kN |
| Starting effort simple | 138.1 kN |
Calculated values
| Property | Gotthard Railway Ed 2x3/3 Standard Remove |
|---|---|
| Factor of adhesion | 1 : 7.43 |
| Optimal speed | 27 km/h |
| Power-to-weight ratio | 5.7 kW/t |
| Heating Surface Equivalent | 200.8 m² |
| Cylinder volume/HSE | 1 : 1,643.14 |
| Adhesive weight/Total | 1 : 1.00 |
| Tractive force/Heating surface | 1 : 15.58 |
| Grate area/Heating surface | 1 : 67.09 |
| Firebox/Tube surface | 1 : 15.59 |
