81-760/761
81-760/761 (Oka, Russian: Ока́, IPA: [ɐˈka]) is a model of subway car used on the Moscow Metro and the Baku Metro. It was designed by Metrowagonmash and is manufactured by Metrovagonmash and Tver Carriage Works.
81-760/761 | |
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![]() 81-760/761 "Oka" at the depot | |
In service | 2012-present |
Manufacturer | Transmashholding (Russia) |
Built at | Metrowagonmash (Russia) |
Family name | 81-... |
Replaced | 81-717/714 |
Constructed | 2010-2016 |
Entered service | 2012 |
Operator(s) | Moskovsky Metropoliten Baku Metro |
Line(s) served | Moscow Metro:![]() ![]() ![]() ![]() Baku Metro: Line 1, Line 2 |
Specifications | |
Car length | 20.12 m (66 ft 1⁄8 in)/19.14 m (62 ft 9 1⁄2 in) |
Width | 2.69 m (8 ft 9 7⁄8 in) |
Height | 3.68 m (12 ft 7⁄8 in) |
Maximum speed | 90 km/h (56 mph) |
Weight | 38 t (37 long tons; 42 short tons)/36 t (35 long tons; 40 short tons) |
Traction system | 4 AC asynchronous motors TADV-280-4 U2, DTA-170 or DATM-2 U2 |
Power output | 680 kW (910 hp) |
Acceleration | 1.3 m/s2 (4.3 ft/s2) |
Deceleration | 1.1 m/s2 (3.6 ft/s2) |
Electric system(s) | 825 V DC |
Bogies | 2 two-axle bogies |
Braking system(s) | Dynamic brakes (rheostatic and regenerative), electro-pneumatic |
Coupling system | Scharfenberg coupler |
Multiple working | Min 2x 81-760 car, max 81-760 + 6x 81-761 + 81-760 cars. Train + train configuration is not available. |
Track gauge | 1,520 mm (4 ft 11 27⁄32 in) Russian gauge 1,435 mm (4 ft 8 1⁄2 in) standard gauge |
External links
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