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China Railway SS1
![SS[t]1[/t]-0681 at the China Railway Museum](/data/photosTN/CR_SS1.jpg)
The SS1 was the first mainline electric locomotive to be manufactured in China. The “SS” stood for “Shaoshan”, Mao’s birthplace. The first seven prototypes with the designation 6Y1 were built between 1958 and 1966 wit...
| China Railway SS1Remove | |
|---|---|
| Variant | Standard |
| Built | 1958-1988 |
| Manufacturers | Zhuzhou Electric Locomotive Works |
| Wheel arrangement | CoCo |
| Gauge | 1435 mm |
| Length | 20368 mm |
| Service mass | 138000 kg |
| Top speed | 90 km/h |
| Power | 4200 kW |
| Engine |
General
| Property | China Railway SS1 Standard Remove |
|---|---|
| Built | 1958-1988 |
| Manufacturers | Zhuzhou Electric Locomotive Works |
| Wheel arrangement | C-C |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | China Railway SS1 Standard Remove |
|---|---|
| Length | 20.37 m |
| Service mass | 138 t |
| Adhesion mass | 138 t |
| Rigid wheelbase | 4.60 m |
| Axle load | 23 t |
Power
| Property | China Railway SS1 Standard Remove |
|---|---|
| Power source | electric - AC |
| Hourly power | 4,200 kW (5,710 PS) |
| Continuous power | 3,780 kW (5,139 PS) |
| Top speed | 90 km/h |
| Starting effort | 487.0 kN |
Calculated values
| Property | China Railway SS1 Standard Remove |
|---|---|
| Factor of adhesion | 1 : 2.78 |
| Power-to-weight ratio | 30.4 kW/t |
| Adhesive weight/Total | 1 : 1.00 |
