On 19 February, 2008, a contract of supply a CK6E diesel locomotive for Congo (B) was dealt. This is the fourth locomotive for Congo (B). The locomotive will be built by CNR Beijing February 7th Locomotive Works Co., Ltd.
The specification of type CK6E are as following:
Track gauge 1,067 mm
Transmission AC/DC
Wheel arrangement Co - Co
Axle load 16.5 t
Power rating 1,678 kW
Design speed 80 km/h
Min. curve negotiation radius 70 m
Length over coupler centers 18,540 mm
Diesel engine model CAT3516B
Application Mixed traffic on main line
Customer Congo, Angola