New South Wales Standard suburban carriage stock | |
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In service | 1925–1992 |
Manufacturer | |
Built at | |
Constructed | 1925–1937 |
Number built |
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Formation | 2-8 carriages |
Fleet numbers |
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Operators | |
Depots | |
Lines served | All Sydney suburban except Eastern Suburbs |
Specifications | |
Car length | 18.75 m (61 ft 6+1⁄4 in) |
Width | 3,185 mm (10 ft 5+3⁄8 in) |
Height | 3,920 mm (12 ft 10+3⁄8 in) |
Doors | 4 |
Maximum speed | 80 km/h (50 mph) (TfNSW limit) 3000 series cars: 80 km/h (50 mph) (designed speed) 7000 series cars: 113 km/h (70 mph) (designed speed) 20 km/h (12 mph) (TfNSW limit through platforms) |
Traction system | 3000 series cars: 2 x Metropolitan-Vickers MV172 motors per carriage 7000 series cars: 4 x AEI149 motors per carriage Semi automatic electro-pneumatic resistance control, Series wound brushed DC traction motors |
Transmission | 3000 series cars: 58:18 Gear ratio. Straight cut gears. Wheel diameter 42 inch (1067mm) 7000 series cars: 74:17 Gear ratio. helical gears. Wheel diameter 36 inch (914mm) |
Power supply | 36vDC |
Electric system(s) | 1,500 V DC catenary |
Current collector(s) | Single-pan diamond pantograph |
Braking system(s) | Westinghouse air |
Track gauge | 1,435 mm (4 ft 8+1⁄2 in) standard gauge |
The New South Wales Standard suburban carriage stock are a class of electric multiple units that were operated by the New South Wales Government Railways and its successors between 1926 and 1992. They served on the Sydney suburban network. In the years before their withdrawal, they were nicknamed Red Rattlers.