Tokyo Metro 9000 series

Tokyo Metro 9000 series
5th-batch set 23 on the Tokyu Meguro Line
In service1991–Present
ManufacturerKawasaki Heavy Industries, Nippon Sharyo, Tokyu Car Corporation
Constructed1990, 1991–2009, 2021–
Entered service29 November 1991
Refurbished2016–2019, 2023–
Number under construction24 cars
Number built140 cars (23 sets)
Number in service140 cars (23 sets)
Formation
  • 6/8 cars per trainset
Fleet numbers01–23
Capacity882 passengers (6-car set)
1200 passengers (8-car set)
OperatorsTokyo Metro, previously TRTA
DepotsŌji
Lines served
Specifications
Car body constructionAluminium
Car length20,000 mm (65 ft 7 in)
Width2,830 mm (9 ft 3 in)
Height
  • 4,080 mm (13 ft 5 in) (Batches 1–4)
  • 4,042 mm (13 ft 3.1 in) (Batch 5)
Doors4 pairs per side
Maximum speed110 km/h (68 mph)
Weight25.7–33.5 t (25.3–33.0 long tons; 28.3–36.9 short tons)
Traction system
  • Batch 1 (A-type): GTOVVVF (Hitachi or Mitsubishi Electric)
  • Batch 2 (C-type): 3-level IGBT–VVVF (Hitachi)
  • Batch 3 (C-type): IGBT–VVVF (Mitsubishi Electric)
  • Batch 4 (C-type): 2-level IGBT–VVVF (Toshiba)
  • Batch 1 & 2 (B-type refurbishment): SiC-MOSFET–VVVF (Mitsubishi Electric)
Traction motors3-phase AC induction motor
Power output190 kW (250 hp) per motor
TransmissionWestinghouse Natal (WN) drive;
Gear ratio: 7.79 : 1
Acceleration3.3 km/(h⋅s) (2.1 mph/s)[1]
Deceleration
  • 3.5 km/(h⋅s) (2.2 mph/s) (service)[1]
  • 4.5 km/(h⋅s) (2.8 mph/s) (emergency)[1]
Electric system(s)1,500 V DC overhead catenary
Current collector(s)Pantograph
BogiesSS-122 / SS-022, SS-135B / SS-035B,
5th batch: FS777A
Braking system(s)Electronically controlled pneumatic brakes with TRT-11 type regenerative braking
Safety system(s)CS-ATC, ATO, TASC
Coupling systemJanney coupler
Track gauge1,067 mm (3 ft 6 in)

The Tokyo Metro 9000 series (東京メトロ9000系, Tōkyō Metoro 9000-kei) is an electric multiple unit (EMU) train type operated by the Tokyo subway operator Tokyo Metro on the Tokyo Metro Namboku Line in Tokyo, Japan, since 1991.

  1. ^ a b c The 地下鉄 [The Subway] (in Japanese). Japan: Sansuisha. 29 September 2004. p. 41. ISBN 978-4-06-366218-4.