SDA4 AC-DC-AC electric transmission diesel locomotive is used for mainline passenger and freight transportation on narrow gauge railway, which has been exported to Thailand.

The locomotive adopts double driver’s cabs and inside corridor structure, equipped with an electric injection diesel engine of 2060KW max service power and a maximum running speed of 120km/h.

Technical parameters:

• Power: 2,000kW-3,000kW
• Application: Main line freight transportation
• Track Gauge: 1,000mm
• Axle Arrangement: C0-C0
• Wheel Diameter: 1,016mm
• Axle Load: 16t
• Locomotive Service Weight: 96t
• Max. Service Output of Diesel Engine: 2,060kW
• Min. Negotiable Curve Radius: 130m
• Max. Running Speed: 100km/h
• Continuous Speed: 19.1km/h
• Max. Starting Tractive Effort: 380kN
• Continuous Tractive Effort: 305kN
• Fuel Capacity: 4,500l
• Oil Capacity: 360kg
• Sand Capacity: ≥ 320 kg
• Overall Dimensions (L×W×H): 20,700mm×2,800mm×3,950mm