SDD22 Diesel Locomotive

Power: 1000-2000kW

Source: DateTime: 2025-06-15

SDD22 AC-DC electric transmission diesel locomotive is used for main line passenger and freight transportation on broad gauge railway. The locomotive adopts single driver's cab and outside corridor structure, equipped with a 1960kW diesel engine and a maximum running speed of 120km/h. The locomotive adopts main and auxiliary coaxial generator and 310kW rolling axle-suspension traction motor. It is equipped with microcomputer control system, multiple-unit device and resistance brake.

Main Technical Parameters

Application Main line passenger & freight transportation Track Gauge 1676mm
Axle Arrangement C0-C0 Wheel Diameter 1016mm
Axle Load 17.5t Locomotive Service Weight 105t
Max. Service Output of Diesel Engine 1960kW Min. Negotiable Curve Radius 145m
Max. Running Speed 120km/h (passenger)
120km/h (freight)
Continuous Speed 21.5km/h
Max. Starting Tractive Effort 336kN Continuous Tractive Effort 220kN
Fuel Capacity 5500L Oil Capacity 360kg
Sand Capacity 200kg Overall Dimensions (L×W×H) 19572mm×3070mm×4230 mm