China Railways SS3B

The Shaoshan 3B (Chinese: 韶山3B/大3B[2]) is a type of electric locomotive used on the People's Republic of China's national railway system. This locomotive was built by the Ziyang Electric Locomotive Works. The power supply was industrial-frequency single-phase AC, and the axle arrangement Co-Co+Co-Co.

SS3B
韶山3B型电力机车
大3B
SS3B-0001, Liuzhou, 2016.
Type and origin
Power typeElectric
BuilderDatong Electric Locomotive Works
Zhuzhou Electric Locomotive Works
Ziyang Locomotive Works
Dalian locomotive works
ModelSS3B
Build date2002–2009[1]
Total produced353
Specifications
Configuration:
​
 • UICCo'Co+Co'Co
Gauge1,435 mm (4 ft 8 1⁄2 in)
Wheelbase4,300 mm (14 ft 1 in)
Length42,832 mm (140 ft 6.3 in) (between coupler centers)
Width3,100 mm (10 ft 2 in)
Height4,750 mm (15 ft 7 in) ± 50 mm (2.0 in)
Axle load23 t (22.6 long tons; 25.4 short tons)
Electric system/s25 kV AC Catenary
Current pickup(s)Pantograph
TransmissionAC – DC
Performance figures
Maximum speed100 km/h (62 mph)
Power output8,640 kW (11,590 hp)
Tractive effort941.8 kN (211,700 lbf) (starting)
635.6 kN (142,900 lbf) (continuous)

SS3B Electric Locomotive is a twelve shaft fixing reconnection heavy freight electric locomotive which based on two six-axle locomotives connected.

Named locomotives
  • SS3B-5001: "Pioneer in power of God" (Chinese: 先锋力神)
  • SS3B-5010 in Guiyang Locomotive Depot.
  • SS3B-5061 in Liuzhou Locomotive Depot.
  • SS3B-5085 in Guiyang Locomotive Depot.
  • SS3B-6018 in Guiyang Locomotive Depot.
  • SS3B-6055 in Liuzhou Locomotive Depot.
  • SS3B-6072 in Guiyang Locomotive Depot.

Main users

SS3Bs have been used by several users:

  • China Railway Corporation
    • Chengdu Railway Bureau
    • Nanning Railway Bureau
    • Guangzhou Railway Group Co., Ltd.
    • Kunming Railway Bureau
    • Xi'an Railway Bureau
  • Xiaoyi-Liulin Railway[3]
  • Dongsheng-Wuhai Railway[4]

Manufacturers

SS3Bs have been manufactured by several companies:

  • Zhuzhou Electric Locomotive Works (0001～0119)
  • Datong Electric Locomotive Works (6001～6129)
  • Ziyang Locomotive Works (5001～5104)
  • Dalian locomotive works (7001)
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See also

References
  1. "SS3B型电力机车" (in Chinese). TrainNets.com. 26 March 2014. Retrieved 26 March 2014.
  2. The 4000 series SS3 Electric Locomotive have been called "SS3B" at early, but has not been approved by Ministry of Railways. China Railfans called 4000 series SS3 Electric Locomotive with "Little 3B". SS3B Electric Locomotive have been called "Big 3B" by China Railfans.
  3. Xiaoyi-Liulin Railway, is a 115.4-kilometre railway in Shanxi, China opened in 1997. Its start point is at Xiaoyi and ends at Liulin.
  4. Dongsheng-Wuhai Railway, is a 315.753-kilometre railway in Inner Mongolia, China opened in 2008. Its start point is at Dongsheng and ends at Wuhai.
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