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British Rail Class 370 Advanced Passenger Train – Prototype | |
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In service | 1980–1986 |
Manufacturer | British Rail Engineering Limited |
Built at | Derby Works[1] |
Family name | Advanced Passenger Train |
Constructed | 1977–1980[2] |
Entered service | 1979[3] |
Number built | 3 full sets (6 units plus 2 spare vehicles)[3] |
Number preserved | 7 vehicles |
Formation | 7 cars per unit: DTS-TS-TRSB-TU-TF-TBF-M (full set is 2 units back-to-back) |
Diagram |
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Fleet numbers | 370001–370006[3] |
Operators | British Rail InterCity |
Depots | Shields Road (Glasgow)[4] |
Lines served | West Coast Main Line |
Specifications | |
Car body construction | |
Train length | 147 m (482 ft)[5] |
Car length |
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Width | 2.720 m (8 ft 11.1 in) |
Height |
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Wheelbase |
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Maximum speed | 125 mph (200 km/h) |
Weight |
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Traction motors | 4 × ASEA LJMA 410 F |
Power output | 3,000 kW (4,000 hp) continuous |
Electric system(s) | 25 kV 50 Hz AC overhead |
Current collector(s) | Pantograph |
UIC classification | 2′(2′)(2′)(2′)(2′)(2′)2′+Bo′Bo′ |
Bogies |
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Minimum turning radius | 91 m (300 ft) |
Braking system(s) | Hydraulic and hydrokinetic[6] |
Safety system(s) | |
Multiple working | Within class (max. 2 units) |
Track gauge | 1,435 mm (4 ft 8+1⁄2 in) standard gauge |
Notes/references | |
Specifications given for seven-car units as at August 1981,[8] except where otherwise noted. A full set train would be formed of two units coupled back-to-back. |
British Rail's Class 370 tilting trains, also referred to as APT-P (meaning Advanced Passenger Train Prototype), were the pre-production Advanced Passenger Train units. Unlike the earlier experimental gas-turbine APT-E unit, these units were powered by 25 kV AC overhead electrification and were used on the West Coast Main Line between London Euston and Glasgow Central. The train had eight traction motors fitted to the two central motor cars giving a total output of 8,000 hp (6,000 kW), which enabled it to set the UK rail speed record of 162.2 mph (261.0 km/h) in December 1979, a record that stood for 23 years until broken by a Eurostar Class 373 on the newly completed High Speed 1 line.[9]