Tasmania, Australia
When the 2350 and 2370 class locomotives became surplus in Queensland, they were purchased by Australia National for use in Tasmania. Now classified ZB, 2121, 2123 and 2128 are seen at Tea Tree on September 27th, 2001.
© Steve Bromley
| Introduced | 1987 | |
| Manufacturer | General Electric Company Australia, Rocklea Works, Brisbane, Qld. | |
| Running Numbers | ZB1-ZB16, 2120-2129 | |
| Number Built | 16 | |
| Number Extent | 10 (2 rebuilt to ZR Class) | |
| Number In Service | 5 | |
| Number Out of Use | 5 | |
| Number Scrapped | 4 | |
| Number Preserved | 0 | |
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| Class History | Click Here | |
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| Technical Overview | Imperial | Metric |
| Gauge | 3ft 6in | 1067mm |
| Engine | English Electric 12CSVT MK III | |
| Main Alternator | Toyo Denki TY WD10314 | |
| Auxiliary Generator | Toyo Denki CD344A-4A | |
| Traction Motors | 6 x English Electric 548 | |
| Loco Brakes | Air, Rheostatic | |
| Train Brakes | Air | |
| Wheel Arrangement | Co-Co | |
| Min Curve | 4 Chains / 264ft 0in | 80467mm |
| Length | 56ft 2in | 17120mm |
| Width | 9ft 3in | 2820mm |
| Height | 12ft 5¼in | 3790mm |
| Weight | 90 tons | 91.4 tonnes |
| Weight per Axle | 15 tons | 15.2 tonnes |
| Fuel Capacity | 1400 Gals | 6365 litres |
| Power Rating | 2640HP / 2350HP | 1970kW / 1753kW |
| Tractive Effort (Start) | 77950lbs | 347kN |
| Tractive Effort (Cont) | 50400lbs @ 14½mph | 276kN @ 23km/h |
| Speed | 60mph | 96km/h |
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