China Railways DF4B

Dongfeng 4
东风4

DF4 0001 at the Beijing Railway Museum

Type and origin
Power type	Diesel-electric
Builder	Dalian: DF4/A/B/C/D/DD/DF, CKD4A Datong: DF4B/C Sifang: DF4B/C/E Ziyang: DF4/A/B/C Dalian & Siemens: DF4DJ
Model	DF4, DF4A, DF4B, DF4C, DF4D, DF4DD DF4DF, DF4DJ, DF4E CKD4A
Build date	DF4(A): 1969-1986 DF4B: 1984 to date DF4C: 1985-1999 DF4D/DD: 1999 to date DF4DF: 1999-2004 DF4DJ: 2000 DF4E: 1994-1997 CKD4A: 2002
Total produced	DF4(A): 31 P, 812 F DF4B: 585 (P), 4006 (F) DF4C: 2 (P), 845 (F) DF4D: 573 (P), 398 (F), 340 (HS) DF4DD: 238 DF4DF: 25 DF4DJ: 2 DF4E: 16 CKD4A: 2

Specifications
AAR wheel arr.	C-C A1A-A1A (DF4C 5274 & 5275) Co-Co+Co-Co (DF4E)
Gauge	1,435 mm (4 ft 8 ¹⁄₂ in)
Wheel diameter	1,050 mm (41 in)
Minimum curve	145 m (475 ft 9 in) DF4DD: 100 m (328 ft 1 in)
Wheelbase: • Bogie	1,800 mm (71 in)
Length	DF4(A): 19,990 mm (65 ft 7 in) DF4B: 20,490 mm (67 ft 3 in) DF4C: 20,500 mm (67 ft 3 in) DF4D/DJ: 20,660 mm (67 ft 9 in) DF4DD: 21,100 mm (69 ft 3 in) DF4DF: 20,600 mm (67 ft 7 in) DF4E: 41,320 mm (135 ft 7 in) CKD4A: 20,660 mm (67 ft 9 in)
Width	3,309 mm (10 ft 10.3 in) DF4DD: 3,372 mm (11 ft 0.8 in) DF4E: 3,105 mm (10 ft 2.2 in)
Height	4,500 mm (14 ft 9 in) DF4C/E: 4,755 mm (15 ft 7.2 in) DF4DD: 4,790 mm (15 ft 9 in)
Axle load	23 t (51,000 lb) DF4D (4351-54)/DF4DD: 25 t (55,000 lb) CKD4A: 22.2 t (49,000 lb)
Loco weight	138 t (304,000 lb) DF4D (4245-50)/DF4DD: 150 t (330,000 lb) DF4E: 276 t (608,000 lb)
Fuel type	Diesel
Fuel capacity	DF4/A/B/C/D/DF: 9,000 L (2,400 US gal) DF4DD: 8,200 L (2,200 US gal) DF4E: 16,000 L (4,200 US gal)
Prime mover	DF4: 16V240ZJ DF4A: 16V240ZJA DF4B: 16V240ZJB DF4C: 16V240ZJC DF4D: 16V240ZJD/ZJE/ZJF DF4DD/DF/DJ: 16V240ZJD DF4E: 2 x 16V240ZJB CKD4A: 16V240ZJD
Engine type	V16 diesel
Generator	DF4/A/B/DD: TQFR-3000 DF4C/D: TQTR-3000E DF4DD: JF213 DF4DD: JF210 DF4DJ: JF216 DF4E: TQFR-3000B
Traction motors	DF4/A/B: 6 x ZQDR-410 DF4C: 6 x ZD-109 DF4D/DF: 6 x ZD-109B(1) (P & F) DF4D: 6 x ZD-106 (high-speed) DF4DD: 6 x ZD-109Z/L DF4DJ: 6 x 1TB2630-1TA02 DF4E: 12 x ZD-109A
• Rating 1 hour	DF4(A): 320 kW (430 hp) DF4B: 330.8 kW (443.6 hp) DF4C: 360.8 kW (483.8 hp) DF4D/DD/DF/DJ: 404.2 kW (542.0 hp) DF4E: 333.3 kW (447.0 hp)
Transmission	Electric (AC-DC) DF4DJ: AC-DC-AC
Loco brake	Straight air and dynamic
Train brakes	JZ-7 Air

Performance figures
Maximum speed	DF4/A/B: 120 km/h (75 mph) (P); 100 km/h (62 mph) (F) DF4C: 160 km/h (99 mph) (P); 100 km/h (62 mph) DF4D: 145 km/h (90 mph) (P); 100 km/h (62 mph) (F); 170 km/h (110 mph) (HS) DF4DD: 80 km/h (50 mph) DF4DF: 120 km/h (75 mph) DF4DJ: 145 km/h (90 mph) DF4E: 100 km/h (62 mph) CKD4A 100 km/h (62 mph)
Power output	DF4A/B/C: 2,650 kW (3,550 hp) DF4D/DD/DF/DJ: 2,940 kW (3,940 hp) DF4D: 3,310 kW (4,440 hp) (3301-2) DF4E: 5,300 kW (7,100 hp) CKD4A: 2,940 kW (3,940 hp)
Tractive effort:
• Continuous	DF4(A): 243 kN (55,000 lbf) (P); 302 kN (68,000 lbf) (F) DF4B: 243 kN (55,000 lbf) (P); 324 kN (73,000 lbf) (F) DF4C: 106 kN (24,000 lbf) (P); 312 kN (70,000 lbf) (F) DF4D: 214.8 kN (48,300 lbf) (P); 341.2 kN (76,700 lbf) (F); 160.9 kN (36,200 lbf) (HS) 358 kN (80,000 lbf) DF4DF: 267.6 kN (60,200 lbf) DF4DJ: 444 kN (100,000 lbf) DF4E: 630 kN (140,000 lbf)

Career
Operators	China Railways (DF4/A/B/C/D/E) Korean State Railway (DF4A/B/D, CKD4A)
Numbers	DF4 0001 - 0108 (DF4) DF4 0001 - 0040 (DF4C) DF4 0109 - 0770 (DF4A; F) DF4 1001 - 1999 (DF4B; F) DF4 2001 - 2031 (DF4A; P) DF4 2001 - 2006 (DF4C) DF4 2101 - 2685 (DF4B; P) DF4 3001 - 3042 (DF4A; F) DF4 3101 - 3999 (DF4B; F) DF4 4001 - 4465 (DF4C; F) DF4 4466 (DF4C; P) DF4 5001 - 5273 (DF4C; F) DF4 5274 - 5275 (DF4C; P) DF4 6001 - 6587 (DF4B; F) DF4 7001 - 7800 (DF4B; F) DF4 9001 - 9702 (DF4B; F) DF4D 0001 - 0240 (P) DF4D 0241 - 0242 (F) DF4D 0243 - 0347 (P) DF4D 0348 (F) DF4D 0353 - 0529 (P) DF4D 1893 (F "Mao Zedong") DF4D 3001 - 3340 (HS) DF4D 4001 - 4354 (F) DF4D 7001 - 7012 (F "Radial") DF4DD 0030, 0029 DF4DD 1001 - 1029 DF4DD 4180 - 4187 DF4DF 0349 - 0352 DF4DF 0530 - 0531 DF4DF 4034 - 4169 DF4DJ 0001 - 0002 DF4E 0001 - 0016 내연201 - 225 내연261 - 271

Type and origin
Power type	Diesel-electric
Builder	Dalian: DF4/A/B/C/D/DD/DF, CKD4A Datong: DF4B/C Sifang: DF4B/C/E Ziyang: DF4/A/B/C Dalian & Siemens: DF4DJ
Model	DF4, DF4A, DF4B, DF4C, DF4D, DF4DD DF4DF, DF4DJ, DF4E CKD4A
Build date	DF4(A): 1969-1986 DF4B: 1984 to date DF4C: 1985-1999 DF4D/DD: 1999 to date DF4DF: 1999-2004 DF4DJ: 2000 DF4E: 1994-1997 CKD4A: 2002
Total produced	DF4(A): 31 P, 812 F DF4B: 585 (P), 4006 (F) DF4C: 2 (P), 845 (F) DF4D: 573 (P), 398 (F), 340 (HS) DF4DD: 238 DF4DF: 25 DF4DJ: 2 DF4E: 16 CKD4A: 2

Specifications
AAR wheel arr.	C-C A1A-A1A (DF4C 5274 & 5275) Co-Co+Co-Co (DF4E)
Gauge	1,435 mm (4 ft 8 ¹⁄₂ in)
Wheel diameter	1,050 mm (41 in)
Minimum curve	145 m (475 ft 9 in) DF4DD: 100 m (328 ft 1 in)
Wheelbase: • Bogie	1,800 mm (71 in)
Length	DF4(A): 19,990 mm (65 ft 7 in) DF4B: 20,490 mm (67 ft 3 in) DF4C: 20,500 mm (67 ft 3 in) DF4D/DJ: 20,660 mm (67 ft 9 in) DF4DD: 21,100 mm (69 ft 3 in) DF4DF: 20,600 mm (67 ft 7 in) DF4E: 41,320 mm (135 ft 7 in) CKD4A: 20,660 mm (67 ft 9 in)
Width	3,309 mm (10 ft 10.3 in) DF4DD: 3,372 mm (11 ft 0.8 in) DF4E: 3,105 mm (10 ft 2.2 in)
Height	4,500 mm (14 ft 9 in) DF4C/E: 4,755 mm (15 ft 7.2 in) DF4DD: 4,790 mm (15 ft 9 in)
Axle load	23 t (51,000 lb) DF4D (4351-54)/DF4DD: 25 t (55,000 lb) CKD4A: 22.2 t (49,000 lb)
Loco weight	138 t (304,000 lb) DF4D (4245-50)/DF4DD: 150 t (330,000 lb) DF4E: 276 t (608,000 lb)
Fuel type	Diesel
Fuel capacity	DF4/A/B/C/D/DF: 9,000 L (2,400 US gal) DF4DD: 8,200 L (2,200 US gal) DF4E: 16,000 L (4,200 US gal)
Prime mover	DF4: 16V240ZJ DF4A: 16V240ZJA DF4B: 16V240ZJB DF4C: 16V240ZJC DF4D: 16V240ZJD/ZJE/ZJF DF4DD/DF/DJ: 16V240ZJD DF4E: 2 x 16V240ZJB CKD4A: 16V240ZJD
Engine type	V16 diesel
Generator	DF4/A/B/DD: TQFR-3000 DF4C/D: TQTR-3000E DF4DD: JF213 DF4DD: JF210 DF4DJ: JF216 DF4E: TQFR-3000B
Traction motors	DF4/A/B: 6 x ZQDR-410 DF4C: 6 x ZD-109 DF4D/DF: 6 x ZD-109B(1) (P & F) DF4D: 6 x ZD-106 (high-speed) DF4DD: 6 x ZD-109Z/L DF4DJ: 6 x 1TB2630-1TA02 DF4E: 12 x ZD-109A
• Rating 1 hour	DF4(A): 320 kW (430 hp) DF4B: 330.8 kW (443.6 hp) DF4C: 360.8 kW (483.8 hp) DF4D/DD/DF/DJ: 404.2 kW (542.0 hp) DF4E: 333.3 kW (447.0 hp)
Transmission	Electric (AC-DC) DF4DJ: AC-DC-AC
Loco brake	Straight air and dynamic
Train brakes	JZ-7 Air

Performance figures
Maximum speed	DF4/A/B: 120 km/h (75 mph) (P); 100 km/h (62 mph) (F) DF4C: 160 km/h (99 mph) (P); 100 km/h (62 mph) DF4D: 145 km/h (90 mph) (P); 100 km/h (62 mph) (F); 170 km/h (110 mph) (HS) DF4DD: 80 km/h (50 mph) DF4DF: 120 km/h (75 mph) DF4DJ: 145 km/h (90 mph) DF4E: 100 km/h (62 mph) CKD4A 100 km/h (62 mph)
Power output	DF4A/B/C: 2,650 kW (3,550 hp) DF4D/DD/DF/DJ: 2,940 kW (3,940 hp) DF4D: 3,310 kW (4,440 hp) (3301-2) DF4E: 5,300 kW (7,100 hp) CKD4A: 2,940 kW (3,940 hp)
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