| Indonesian Railways Class BB302 |
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BB302 70 06 and BB302 70 01 at Pulu Brayan workshop, April 2022 |
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| Specifications |
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Configuration:
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| • AAR | B-B |
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| • UIC | B′B′ |
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| Gauge | 1,067 mm (3 ft 6 in) |
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| Wheel diameter | 904 mm (2 ft 11.6 in) |
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| Minimum curve | 80 m (87 yd 1 ft 6 in) |
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| Wheelbase | 2,200 mm (2 yd 1 ft 3 in) |
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Length:
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| • Over couplers | 12,810 mm (14 yd 0 ft 0 in) |
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| • Over body | 11,200 mm (12 yd 0 ft 9 in) |
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| Width | 2,800 mm (3 yd 0 ft 2 in) |
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| Height | 3,690 mm (4 yd 0 ft 1 in) |
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| Loco weight | 44 t (43 long tons; 49 short tons)
40.9 t (40.3 long tons; 45.1 short tons) (empty) |
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| Fuel capacity | 1,700 L (370 imp gal; 450 US gal) |
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| Lubricant cap. | 110 L (24 imp gal; 29 US gal) |
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| Coolant cap. | 800 L (180 imp gal; 210 US gal) |
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| Sandbox cap. | 285 L (63 imp gal; 75 US gal) |
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| Prime mover | MB 12V 493 TZ10B, Maybach Mercedes-Benz |
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| Engine type | 4 stroke, Turbocharger |
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| Transmission | 1 unit
Type: Voith L520 ru2 |
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| Loco brake | Knorr VV 450/150-1 compressed air brakes, Parking brakes |
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| Performance figures |
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| Maximum speed | 80 km/h (22 m/s) |
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| Power output | 900 hp (670 kW) |
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| Tractive effort | 9,240 kgf (90,600 N; 20,400 lbf) |
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The BB302 is a class of diesel-hydraulic locomotives built by Henschel in West Germany for the Indonesian state railways (Perusahaan Negara Kereta Api, PNKA) and entered service in 1970. All BB302s were allocated to North Sumatra.
