The 6K is a Japanese-built electric locomotive used in China. It is developed and built by
Kawasaki Heavy Industries
(or simply Kawasaki) is a Japanese public multinational corporation manufacturer of motorcycles, engines, heavy equipment, aerospace and defense equipment, rolling stock and ships, headquartered in Chūō, Kobe and Minato, Tokyo, Japan. It is ...
and
Mitsubishi Electric. The design of 6K is based on
JNR
The abbreviated JNR or , was the business entity that operated Japan's national railway network from 1949 to 1987.
Network Railways
As of June 1, 1949, the date of establishment of JNR, it operated of narrow gauge () railways in all 46 pre ...
Class
ED75 and
EF66 electric locomotives. It is the first locomotive with
Bo-Bo-Bo
A Bo-Bo-Bo or Bo′Bo′Bo′ (UIC classification) is a locomotive with three independent two-axle bogies with all axles powered by separate traction motors. In the AAR system, this is simplified to B-B-B.
The Bo-Bo-Bo configuration is of ...
wheel arrangement used in China.
Production
In total 85 6Ks were built between 1986 and 1987.
Equipment
Each 6K locomotive uses CLG-616
phase splitter
A phase splitter is a device that separates a signal into multiple phases (or polarities).
The term is most often applied to amplifiers that produce two "balanced" voltage outputs: of equal amplitude but opposite polarity (i.e. 180 degrees phase ...
and 6
Mitsubishi Electric MB-530-AVR DC traction motors.
Performance
6K was one of the most reliable electric locomotives in China compared with SS1, SS2 and SS3 at the time of entering service. China later made SS7 locomotive with reference to the Tri-Bo wheel arrangement of 6K, the breakdown rate, however, was still high, until its modified version SS7B, SS7C and SS7D designed.
See also
*
China Railways SS7
External links
Product information (Kawasaki)
{{Electric-loco-stub
25 kV AC locomotives
Bo-Bo-Bo locomotives
6K
Kawasaki locomotives
Railway locomotives introduced in 1986
Standard gauge locomotives of China