SDD2 diesel locomotive is a narrow-gauged diesel-electric locomotive suitable for trunk line passenger and freight transportation designed and produced according to the specific technical requirements of the customer.

This locomotive is designed as single-cab with exterior aisle and equipped with US CAT3516B diesel engine, JF217D1 brushless excitation main generator and ZQDR-310 traction motor. The railway gauge is 1,065 mm. The locomotive, with Co-Co axle arrangement and axle weight less than 18.5 ton maximum speed 100km£¯h, is equipped with microcomputer controlled system, tandem device and rheostatic braking device. 

Service conditions

Gauge
1065mm

Clearance
In accordance with the clearance for narrow - gauged locomotive user specified

Environment conditions

Temperature
-5~ + 45°C

Max. Altitude
2000m

Max. relative humidity
98%

Rated power of diesel engine UIC conditions
1678kW 1800rpm

Service power under such a condition as ambient temp. 30°C, altitude 700m, 70% RH
1620kW

Axel load:
≤18.5t

Axle arrangement
Coco

Calculated locomotive Service weight:
≤111t

Wheel base
1650mm

Central distance between bogies
9300mm

Min. negotiable curve radius
90 m

Locomotive speed with Φ965mm half - worn wheel
120 km/h

Max. Speed
 

CHINA SOUTH LOCOMOTIVE AND ROLLING STOCK INDUSTRY(GROUP)CORPORATION

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