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81-775 series (named Moskva-2020, Russian: Москва́-2020, English pronunciation: //məsˈkvɑː//) 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.
| 81-775/776/777 | |
|---|---|
.jpg) Moskva-2020 | |
 | |
| 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 |
81-775.2 edit
81-775.2 series (named Moskva-2024) is a facelift/modification from 2024. First train was delivered to Moscow Metro in December 2023. [1][2]
References edit
- ^ "Москва, вагон метро № 75337". TransPhoto. Retrieved 2024-01-10.
- ^ "Смотреть можно, ездить нельзя. Стало известно, когда новые поезда «Москва-2024» могут поехать по зеленой ветке метро". msk1.ru - новости Москвы (in Russian). 2024-01-22. Retrieved 2024-01-24.
External links edit
Wikimedia Commons has media related to 81-775/776/777.
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