Equipped with AC-DC transmission, DES-DF7C diesel locomotive is designed for the shunting services in large marshalling yards, industry and mine.
DES-DF7C diesel locomotive equipped a 1,470 kW diesel engine, brushless excitation alternator, AC auxiliary transmission system and three-axle bogies. The traction motor is provided with roller bearing suspended installation. Type JZ-7 brake equipment is used for the braking system so as to brake the locomotive independently or together with the whole vehicles trailed. Electric resistance brake can also be applied on long down gradient.
The locomotive features good performance, low oil consumption, reliable operation, easy maintenance and comfortable working conditions.
Transmission |
AC/DC |
Wheel arrangement |
Co-Co |
Axle load |
23 t |
Service power |
1,470 kW |
Design speed |
100 km/h |
Starting tractive effort |
428 kN |
Continues tractive effort |
308 kN |
Min. curve negotiation radius |
100 m |
Length over coupler centers |
19,980 mm |
Diesel engine model |
12V240ZJ6D |