DF8BI diesel locomotive, as the mainline freight diesel locomotive with the highest power for single diesel engine in China, is the ideal traction power for speedup of heavy mainline freight transportation. Equipped with 16V280ZJA diesel engine, JF204D synchronous main alternator and ZD109C traction motor, the locomotive has a maximum service power of 3680 kW, axle load of 25 tons and speed of more than 90km/h at maximum constant power. It was awarded "Second Prize of MOR Scientific & Technological Progress" and Jiangsu Province Excellent New Product "Golden Ox Prize".
Performance and characteristics: New technologies such as microcomputer control system, large-screen color liquid crystal display, dynamic brake unit for self-load test at full power and etc., are utilized in this locomotive. It is modern in electric control technology and excellent in dynamic performance.
Basic locomotive parameters:
1.Axle arrangement: Co-Co
2.Transmission mode: AC-DC transmission
3.Gage: 1435mm
4.Locomotive nominal power: 3100kW
5.Wheel diameter: 1050mm
6.Axle load: 25t
7.Locomotive weight with full service: 150t
8.Constant power speed: 90km/h
9.Maximum speed: 100km/h
10.Continuous speed: A: 31.2km/h B: 28.2km/h
11.Maximum starting tractive effort:
Calculated at the traction motor: 520kN
Calculated at the adhesion with 25T axle load: 480kN
12.Continuous tractive effort: A: 340kN B: 369kN
13.Center-to-center distance between two couplers: 22000mm
14.Maximum configuration:
Locomotive height: 4736mm
Locomotive width: 3304mm
15.Minimum curvature radius negotiated: 145m
16.Fuel tank capacity: 9000L