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81-760/761
81-760/761 "Oka" at the depot
In service2012-present
ManufacturerTransmashholding (Russia)
Built atMetrowagonmash (Russia)
Family name81-...
Replaced81-717/714
Constructed2010-2016
Entered service2012
OperatorsMoskovsky Metropoliten
Baku Metro
Lines servedMoscow Metro:
#8 Kalininskaya line Kalininskaya line
#8A Solntsevskaya line Solntsevskaya line
#9 Serpukhovsko-Timiryazevskaya line Serpukhovsko-Timiryazevskaya line
#11 Bolshaya Koltsevaya line Bolshaya Koltsevaya line
Baku Metro:
Line 1, Line 2
Specifications
Car length20.12 m (66 ft 1⁄8 in)/19.14 m (62 ft 9+1⁄2 in)
Width2.69 m (8 ft 9+7⁄8 in)
Height3.68 m (12 ft 7⁄8 in)
Maximum speed90 km/h (56 mph)
Weight38 t (37 long tons; 42 short tons)/36 t (35 long tons; 40 short tons)
Traction systemMetrovagonmash CATP-1 or CATP-2 IGBT-VVVF inverter
Traction motorsAC asynchronous motor
TADV-280-4 U2, DTA-170, DATM-2 U2 or HS35533-01RB
Power output680 kW (910 hp)
Acceleration1.3 m/s (4.3 ft/s)
Deceleration1.1 m/s (3.6 ft/s)
Electric system(s)825 V DC
Bogies2 two-axle bogies
Braking system(s)Dynamic brakes (rheostatic and regenerative), electro-pneumatic
Coupling systemScharfenberg coupler
Multiple workingMin 2x 81-760 car, max 81-760 + 6x 81-761 + 81-760 cars. Train + train configuration is not available.
Track gauge1,520 mm (4 ft 11+27⁄32 in) Russian gauge

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.

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Rolling stock of former Soviet Union countries
Steam
locomotives
Foreign
Diesel
locomotives
Freight
Passenger
Shunting and
industrial
Narrow-gauge
Electric
locomotives
DC
AC
AC/DC
Multiple
units
Metro
Diesel
Electric
High-speed
See also: Category:Rolling stock of Russia • Rail transport in Russia
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