81-775 series
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81-775 series (named Moskva-2020 /məskˈvɑː, ˈmɒskvə/, Russian: Москва́-2020) are types of metro cars designed by Metrowagonmash. Series consist of three types - 81-775 (head motor car), 81-776 (intermediate motor car) and 81-777 (intermediate non-motor car). The series has being in use by Moscow Metro since 2020.
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Quick Facts In service, Manufacturer ...
81-775/776/777 | |
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In service | 2020–present |
Manufacturer | Transmashholding (Russia) |
Built at | Metrowagonmash (Russia) |
Constructed | 2020–present |
Entered service | 2020 |
Number built | 171 trainsets (1328 cars) (As of February 2024) 81-775 series: 128 8-car trainsets, 40 7-car trainsets 81-775.2 series: 3 8-car trainsets 81-775: 336 cars 81-776: 632 cars 81-777: 336 cars 81-775.2: 6 cars 81-776.2: 12 cars 81-777.2: 6 cars |
Predecessor | 81-765 series |
Formation | 2 — 8 cars |
Operators | Moscow Metro |
Lines served | Zamoskvoretskaya line Koltsevaya line Kaluzhsko-Rizhskaya line Bolshaya Koltsevaya line |
Specifications | |
Car body construction | stainless steel |
Doors | 4 pairs per car |
Maximum speed | 90 km/h (56 mph) |
Traction motors | asynchronous motor, TME 43-23-4 |
Power output | 4x 170 kW (230 hp) per motor car |
Acceleration | 1.3 m/s2 (4.3 ft/s2) |
Deceleration | 1.1 m/s2 (3.6 ft/s2) |
Electric system(s) | 750 V DC (mean) |
Current collector(s) | third rail |
Braking system(s) | electro-pneumatic early, disk brakes later. |
Safety system(s) | SKIF-M, ALS-ARS (ATS-ASR), with ATO |
Track gauge | 1,520 mm (4 ft 11+27⁄32 in) Russian gauge |
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