Chinese Rail DF4

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DF40001 locomotives.jpg
DF4 locomotives
Type and origin
Power typeDiesel-electric
Build date1969 - 1984
 • AARCo-Co
Gauge1,435 mm (4 ft 8 12 in)
Length21,100 mm (69 ft 3 in)
Width3,309 mm (10 ft 10.3 in)
Height4,755 mm (15 ft 7.2 in)
Loco weight138 tonnes
Prime mover16V240ZJ & 16V240ZJA
Transmissionelectric (AC-DC)
Loco brakeStraight air and dynamic
Train brakesJZ-7 Air
Performance figures
Top speedPassenger:120 km/h (75 mph)
Freight:100 km/h (62 mph)
Power output2,650 kW (3,550 hp)
Tractive effortPassenger: 327.500 kN (73,625 lbf) starting,
243.000 kN (54,629 lbf) continuous
Freight: 435.000 kN (97,792 lbf) starting,
324.000 kN (72,838 lbf) continuous
Railroad(s)China Railways
LocalePeople's Republic of China

Chinese Rail DF4 is a kind of diesel locomotive used in China. It was built by Dalian Locomotive & Rolling Stock Works. It has been in production since 1969 and is still produced as of 1984.

Models[change | change source]

DF4[change | change source]

The first DF4 was built in 1969 in Dalian. The first 108 locomotives used the 16V240ZJ engine. It took seven years to build all 108 locomotives of this type.

But the first ever is a permanent exhibition at the Beijing Railway Museum, and the second "Mao Zedong" is a permanent exhibition at the Fengtai Yard, Beijing Railway Bureau.[1]

DF4A[change | change source]

The DF4A used an improved engine, the 16V240ZJA. Production started in 1976 and lasted until 1984.

Manufacturers[change | change source]

DF4s have been manufactured by several companies:

  • CSR Ziyang Locomotive Works (DF4A:3001~3042)
  • Dalian Locomotive & Rolling Stock Works(DF4A:0001~0771,2001~2031)

References[change | change source]