Tokyo Metro 8000 series
Set 8108 in July 2021
ManufacturerKawasaki Heavy Industries, Kinki Sharyo, Nippon Sharyo, Tokyu Car Corporation
Constructed1980–1994
Entered service1 April 1981
Refurbished2004–2015
Scrapped2021–
Number built190 vehicles (19 sets)
Number in service70 vehicles (7 sets) (as of 31 January 2023)
Number scrapped120 vehicles (12 sets)
SuccessorTokyo Metro 18000 series
Formation10 cars per trainset
Capacity136 (48 seating) (end cars), 144/150 (51/54 seating) (intermediate cars)
OperatorsTokyo Metro, previously TRTA
DepotsSaginuma
Lines servedZ Tokyo Metro Hanzomon Line,
DT Tokyu Den-en-toshi Line,
TS Tobu Skytree Line,
TNTobu Nikkō Line,
TI Tobu Isesaki Line
Specifications
Car body constructionAluminium
Car length20,000 mm (65 ft 7 in)[1]
Width2,830 mm (9 ft 3 in)[1]
Height4,135 mm (13 ft 6.8 in)
Doors4 per side
Maximum speed100 km/h (62.1 mph)[1]
Weight318.1t (original), 294.8t (refurbished)
Traction systemChopper control, later changed to IGBT-VVVF
Power output160 kW (original), 165 kW (refurbished)
TransmissionWestinghouse Natal (WN) drive;
Gear ratio: 5.73 : 1
Acceleration3.3 km/(h⋅s) (2.1 mph/s)[1]
Deceleration3.5 km/(h⋅s) (2.2 mph/s)(service)
4.5 km/(h⋅s) (2.8 mph/s) (emergency)[1]
Electric system(s)1,500 V DC overhead
BogiesSS-101, SS-035A
Braking system(s)Electronically controlled pneumatic brakes with regenerative braking
Safety system(s)Tokyo Metro CS-ATC, Tokyu CS-ATC, Tobu ATS
Coupling systemJanney coupler
Track gauge1,067 mm (3 ft 6 in)

The Tokyo Metro 8000 series (東京メトロ8000系, Tōkyō Metoro 8000-kei) is an electric multiple unit (EMU) train type operated by Tokyo subway operator Tokyo Metro on the Tokyo Metro Hanzomon Line in Tokyo, Japan, since 1981.[1]

A total of 190 cars (19 ten-car sets) were built between 1980 and 1994 by Kawasaki Heavy Industries, Kinki Sharyo, Nippon Sharyo, and Tokyu Car Corporation.[2]

Technical details

The train shares some design similarities with the earlier Tokyo Metro 6000 series on the Chiyoda Line and the Tokyo Metro 7000 series on the Fukutoshin Line, mainly the asymmetrical front and bodyshell with some cosmetic changes.

Original sets

  • Motor output: 160 kW
  • MT ratio: 6M4T
  • Total train power output: 3,840 kW
  • Control system: Chopper control

Refurbished (B-refurbishment) sets

  • Motor output: 165 kW
  • MT ratio: 5M5T
  • Total train power output: 3,300 kW
  • Control system: IGBT-VVVF control

Formations

As of 2016, all of the 19 ten-car sets are refurbished formed as shown below, with car 1 at the Oshiage (northern) end.[3]

Original unrefurbished sets

Car No. 12345678910
Designation CT1M1M2'M1Mc2Tc1T2'M1M2CT2
Numbering 8100820083008400850086008700880089008000

Cars 2, 4, and 8 each have two lozenge-type pantographs.[3]

Refurbished sets

Car No. 12345678910
Designation CT1M1T3M1Mc2Tc1T2'M1M2CT2
Numbering 8100820083008400850086008700880089008000

Cars 2, 4, and 8 each have two lozenge-type pantographs.[3]

Interior

Cars 3 and 9 in the refurbished sets have a wheelchair space.[3]

Underside Equipment

History

The first 8000 series trains were introduced in 1981.[2]

From 2004, a programme of refurbishment commenced, with some sets receiving VVVF control and three-phase motors.[2] In February 2016, set 8114 received full-colour LED destination indicators.[4]

Withdrawal

The 8000 series trains began to be replaced by new 18000 series trains from 7 August 2021. The first set to be withdrawn, set 8107, was removed for scrapping in August 2021.

References

  1. 1 2 3 4 5 6 The 地下鉄 [The Subway] (in Japanese). Japan: Sansuisha. 29 September 2004. p. 40. ISBN 978-4-06-366218-4.
  2. 1 2 3 首都圏鉄道完全ガイド 地下鉄・その他私鉄編 [Tokyo Area Complete Railway Guide - Subway and Other Private Lines] (in Japanese). Japan: Futabasha. 23 July 2014. p. 28. ISBN 978-4-575-45450-5.
  3. 1 2 3 4 私鉄車両編成表 2015 [Private Railway Rolling Stock Formations - 2015] (in Japanese). Japan: Kotsu Shimbunsha. 23 July 2015. p. 69. ISBN 978-4-330-58415-7.
  4. ↑ 東京メトロ8000系の行先表示器がフルカラーLED化される [Tokyo Metro 8000 receives full-colour LED destination indicators]. Japan Railfan Magazine Online (in Japanese). Japan: Koyusha Co., Ltd. 12 February 2016. Retrieved 12 February 2016.
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