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Great Northern (US) class Y-1
In the twenties, the Great northern built the new Cascade Tunnel and electrified the complete 73 mile (117 km) section over Stevens Pass with 11,000 V one-phase AC. Previously, only the old tunnel itself was electrifi...
| Great Northern (US) class Y-1Remove | |
|---|---|
| Variant | |
| Built | 1927-1930 |
| Manufacturers | m:ALCO;e:General Electric |
| Wheel arrangement | (1Co)(Co1) |
| Gauge | 1435 mm |
| Length | |
| Service mass | 239134 kg |
| Top speed | 89 km/h |
| Power | 2461 kW |
| Engine |
General
| Property | Great Northern (US) class Y-1Remove |
|---|---|
| Built | 1927-1930 |
| Manufacturers | mechanical part: ALCO, electrical part: General Electric |
| Wheel arrangement | 1-C+C-1 |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Great Northern (US) class Y-1Remove |
|---|---|
| Service mass | 239.1 t |
| Adhesion mass | 186 t |
| Rigid wheelbase | 4.67 m |
| Axle load | 31 t |
Power
| Property | Great Northern (US) class Y-1Remove |
|---|---|
| Power source | electric - AC |
| Hourly power | 2,461 kW (3,346 PS) |
| Continuous power | 2,237 kW (3,041 PS) |
| Top speed | 89 km/h |
| Starting effort | 457.7 kN |
Calculated values
| Property | Great Northern (US) class Y-1Remove |
|---|---|
| Factor of adhesion | 1 : 3.99 |
| Power-to-weight ratio | 10.3 kW/t |
| Adhesive weight/Total | 1 : 1.29 |
