Dongfeng 8 东风8 |
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The first generation of DF8 family, batch-produced hull configuration |
Type and origin |
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Power type | Diesel-electric |
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Builder | CRRC and its predecessors |
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Model | DF8, DF8B, DF8BJ, DF8CJ, DF8D, DF8DJ (domestic) |
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Build date | 1984-present |
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Total produced | DF8: 141 DF8B: 1200+ DF8BJ: 1 DF8CJ: 3 DF8D: 4 DF8DJ: 1 |
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Specifications |
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Configuration:
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• UIC | Co′Co′ |
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Gauge | 1,435 mm (4 ft 8+1⁄2 in) (domestic models) |
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Fuel capacity | DF8B plateau type: 8,000 L (2,100 US gal) DF8D: 9,000 L (2,400 US gal) DF8B 5672 (rebuilt DF8DJ): 9,000 L (2,400 US gal) diesel oil, 2,400 L (630 US gal) LNG |
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Prime mover | DF8: 16V280ZJ DF8B: 16V280ZJA DF8BJ: 16V280ZJG DF8CJ: 16V280ZJB (R16V280ZJ) DF8D: 12V280ZJ (280/320, not the same series with 16V280ZJ (280/285)) DF8DJ: CAT 3616 (before rebuilt) |
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Engine type | V16 diesel engine DF8D: V12 Rebuilt DF8DJ (DF8B-5672): dual-fuel engine (LNG & diesel oil) |
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Cylinder size | DF8, DF8B, DF8BJ: 280 mm × 285 mm (11.024 in × 11.220 in) bore x stroke DF8CJ: 280 mm × 300 mm (11.024 in × 11.811 in) DF8D: 280 mm × 320 mm (11.024 in × 12.598 in) |
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Transmission | DF8, DF8B, DF8D: Electric (AC-DC) DF8BJ, DF8CJ, DF8DJ: (AC-DC-AC) |
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Loco brake | Straight air and dynamic |
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Train brakes | Air |
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Performance figures |
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Maximum speed | DF8, DF8B, DF8D: 100 km/h (62 mph) DF8BJ, DF8CJ, DF8DJ: 120 km/h (75 mph) |
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Power output | DF8: 3,310 kW (4,440 hp) DF8B: 3,680 kW (4,930 hp) DF8BJ: 4,000 kW (5,400 hp) DF8CJ: 4,410 kW (5,910 hp) DF8D: 3,820 kW (5,120 hp) DF8DJ: 4,800 kW (6,400 hp) (before rebuilt) |
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Tractive effort | DF8: 441 kN (99,000 lbf) starting 314 kN (71,000 lbf) continuous DF8B: 441 kN (99,000 lbf) starting 347 kN (78,000 lbf) continuous DF8CJ: 560 kN (130,000 lbf) starting 440 kN (99,000 lbf) continuous DF8D: 480.5 kN (108,000 lbf) starting 363.5 kN (81,700 lbf) continuous |
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