SDD23 Diesel Locomotive

Power: 2000-3000kW

Source: DateTime: 2025-06-12

SDD23 AC-DC electric transmission diesel locomotive is used for main line passenger and freight transportation on broad gauge railway, which has been exported to Pakistan. The locomotive adopts single driver's cab and outside corridor structure, equipped with a CAT C175 diesel engine, with a service power of 2800KW and a maximum running speed of 140km/h. The locomotive adopts main and auxiliary coaxial generator and 530KW 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 1676 mm
Axle Arrangement C0-C0 Wheel Diameter 1092 mm
Axle Load 22.5t Locomotive Service Weight 135t
Max. Service Output of Diesel Engine 2600kW Min. Negotiable Curve Radius 145m
Max. Running Speed 140km/h Continuous Speed 26.8km/h
Max. Starting Tractive Effort 401kN Continuous Tractive Effort 257kN
Fuel Capacity 8000L Oil Capacity 360kg
Sand Capacity 200kg Overall Dimensions (L×W×H) 21654mm×3070mm×4230mm