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MF 77

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MF 77

MF 77 on Sully Morland, Paris Métro Line 7.

In service 1978 - Current
Cars built 985 cars
Formation 5 per trainset
Operator RATP
Lines served Line 7, Line 8 and Line 13
Maximum speed 100 km/h (Design)
70 km/h (Service)
Weight 131 t
Capacity 574 per car
Top Acceleration 0.9 m/s2
Power output 1500 kW
Gauge 1,435 mm
Voltage 750 V 3rd rail
Interior of the MF 77.
Interior of the MF 77.

The MF 77 is a steel-wheel variant of electric multiple units used on Paris's Métro system. A total of 983 cars have been built, operating on lines 7, 8 and 13. The cars had a few design innovations since their predecessors when initially delivered, including pneumatic suspension and improved interior design for the comfort of passengers.

Tehnical specifications

  • Train-sets delivered: 197
  • Configuration: M+R+M+R+M
  • Overall length: 77.40 m
  • Maximum width: 2.45 m
  • Weight: 131 tons (29.5 tons for the motor coaches, 21.5 tons for the trailers)
  • Material: Aluminium alloy
  • Power: 1500 kw
  • Acceleration: 0.90 m/s2 (in normal load)
  • Braking: Electric braking up to 24 km/h + air-operated brake. 1 disc brake for all the axles + 1 brake with shoe by wheel on the trailers
  • Bogies: Cast solid wheel
  • Maximum speed: 100 km/h
  • Authorized speed: 70 km/h
  • Doors: 3 sliding doors per face with manual opening, opening of 1575 mm
  • Air-conditioning: None
  • Seats: 128 + 118 (folding seats)
  • Capacity: 574 people

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MF 77 from Wíkipedia. ©2006 by Wíkipedia. Licensed under the GNU Free Documentation License. View a list of authors or edit this article.

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