Product description: DF4D freight diesel locomotive
Product class: diesel locomotive
Introduction: DF4D freight diesel locomotive is a new product integrated with mature design, mature technologies and mature components and parts. The nominal power of locomotive is 2940 kW and the maximum service power of diesel engine is 2425 kW. Mature technology of reasonable, durable and reliable structure is applied for DF4D diesel locomotive. The traction motor is mounted by axle suspension with rolling bearings. Key components and parts are purchased on a selective basis from the manufactures in China and foreign countries to improve the locomotive performance and service reliability. The overhaul period of the locomotive is 900,000 km.
CSR Luoyang Locomotive Co., Ltd. has been engaged in maintenance of DF4D freight diesel locomotives since 2005.
Technical parameters:
Purpose: freight transport
Manufacturer: Dalian Locomotive and Rolling Stock Works
Year of manufacture: 1996
Maximum service power: 4000HP/2940 kW
Nominal power: 3300HP/2425 kW
Transmission mode: AC-DC transmission
Axle arrangement: C0-C0
Outline dimensions: 21100×3309×4755
Suspension type: rolling axle suspension
Wheel base: 2×1,800mm
Distance between centers: 12,000mm
Service weight: 138t
Axle load: 23t
Wheel/axle efficiency: 35%
Maximum speed: 100km/h (145km/h after factory repair in 2004)
Continuous speed: 24.5km/h
Starting tractive effort: 480kN
Continuous tractive effort: 341kN
Diesel model: 16V240ZJD