DF8BI diesel locomotive is equipped with 16V280ZJA diesel engine, JF204D synchronous main alternator and ZD109E traction motor. UIC standard operator cab and load-bearing fuel tank are adopted. Three-axle bogie with 23 ton axle load. The suspension mode of traction motor adopts nose-suspension with rolling bearing. The locomotive has double microcomputer control system and dynamic braking equipment. It has full-power self-loading and double-heading functions. The JZ-7 air braking is adopted for the locomotive air brake system and allocated as locomotive in consist.
This type of locomotive designed and manufactured in 2008, has already been exported to Iran.
Main Technical Parameters
1. Rail gauge 1435mm
2. Transmission AC-DC electric transmission
3. Axle arrangement C0-C0
4. Axle load (23±0.69) t
5. Service weight (138±4.14) t
6. Max. operating power of diesel engine 3680kW
7. Speed of locomotive
a) Max. operating speed 100km/h
b) Continuous speed 28.2km/h
8. Tractive effort at wheel rim
a) Max. starting tractive effort 520 kN (traction motor capacity)
440kN (adhesion limit)
b) Continuous tractive effort 369kN (traction motor capacity)
347kN (adhesion limit)
9. Min. radius of curvature negotiated 80m
10. Wheel base
a) Wheel base 1800mm
b)Bogie total axle base 3600mm
c) Locomotive total wheel base 15900mm
11. Overall dimension (L×W×H) 22220×2950×4650mm
12. Capacity of fuel oil tank 9000L
13. Coupler center height (1040～1045)mm
