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Swiss Federal Railways Fb 4/4
After the first type Fb 3/5 three-phase locomotives, two more were delivered that did not have carrying axles . The aim was to use the entire weight of the locomotive as adhesive weight , and the locomotives were stil...
| Swiss Federal Railways Fb 4/4Remove | |
|---|---|
| Variant | |
| Built | 1907-1908 |
| Manufacturers | m:SLM;e:BBC |
| Wheel arrangement | D |
| Gauge | 1435 mm |
| Length | 11640 mm |
| Service mass | 69000 kg |
| Top speed | 75 km/h |
| Power | 1250 kW |
| Engine |
General
| Property | Swiss Federal Railways Fb 4/4Remove |
|---|---|
| Built | 1907-1908 |
| Manufacturers | mechanical part: SLM, electrical part: BBC |
| Wheel arrangement | D |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Swiss Federal Railways Fb 4/4Remove |
|---|---|
| Length | 11.64 m |
| Service mass | 69 t |
| Adhesion mass | 69 t |
| Axle load | 17.3 t |
Power
| Property | Swiss Federal Railways Fb 4/4Remove |
|---|---|
| Power source | electric - three-phase |
| Hourly power | 1,250 kW (1,700 PS) |
| Top speed | 75 km/h |
| Starting effort | 120.0 kN |
Calculated values
| Property | Swiss Federal Railways Fb 4/4Remove |
|---|---|
| Factor of adhesion | 1 : 5.64 |
| Power-to-weight ratio | 18.1 kW/t |
| Adhesive weight/Total | 1 : 1.00 |
