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China Railways SS3B

🇨🇳 China ·built by CRRC Datong Co., Ltd.· from 2002· Chinese electric locomotive class

China Railways SS3B, photo 1 of 10
1/10 颐园新居· CC BY-SA 3.0

what is it?

The Shaoshan 3B (Chinese: 韶山3B/大3B) 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.

who runs it

base stats

  • speed 100 km/htop speed
  • power 8.6 MWpower output
  • built 353made in total

Bars compare against all trains: 600 km/h (maglev), 1,700 seats; power, weight and number built on a log scale up to 20 MW, 1,000 t and 20,000 built.

fun facts

  • First built 24 years ago, in 2002.
  • 8.6 MW is about 102 family cars (~85 kW each) flat out.
  • 42.8 m long: about 10 cars parked nose to tail.

electric locomotive: Draws power from overhead wires or a third rail and pulls separate carriages.

spec sheet

built
2002–2009
number built
353
kind
Electric
traction
electric
origin
🇨🇳 China
builders
CRRC Datong Co., Ltd., CRRC Zhuzhou Locomotive Co., Ltd., CRRC Ziyang Co., Ltd., CRRC Dalian Co., Ltd.
operators
China State Railway Group
top speed
100 km/h
power
8.6 MW
gauge
1,435 mm standard gauge
electric system
25 kV AC Catenary
wheel arrangement
Co'Co+Co'Co
length
42.8 m

From the Wikipedia infobox and Wikidata. Blank means the sources don't say.

Sources: Wikidata Q15898776, Wikipedia: China Railways SS3B (CC BY-SA 4.0).Updated 2026-10-25.

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