Tōkyō Metro 7000 series

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Tōkyō Metro 7000 series
7000 series set 7134 on the Seibu Ikebukuro Line
7000 series set 7134 on the Seibu Ikebukuro Line
In service 1974 - Present
Number built 340 vehicles
Formation 8/10 cars per trainset
Operator Tokyo Metro
Lines served Tokyo Metro Yūrakuchō Line, Tōbu Tōjō Main Line, Seibu Yūrakuchō Line, Seibu Ikebukuro Line, Tokyo Metro Fukutoshin Line (from 2008)
Specifications
Car body Aluminium
Car length 20 m
Maximum speed 80 km/h (on Yūrakuchō Line), 100 km/h (on Tōbu Line)
Acceleration 3.3 km/h/s
Deceleration 3.5 km/h/s (4.5 km/h/s for emergency brake)
Gauge 1,067 mm
Voltage 1,500 V DC overhead

The 7000 series (東京地下鉄7000系電車 Tōkyō Metoro 7000 kei densha?) is an EMU which operates on the Yūrakuchō subway line of Tōkyō Metro (formerly known as "Eidan").

Contents

[edit] Lines

All sets operate on the Yūrakuchō Line, including inter-running services over the Tōbu Tōjō Main Line between Wakōshi Station and Kawagoeshi Station. Sets also operate over the Seibu Yūrakuchō and Ikebukuro Lines between Kotakemukaihara Station and Hannō Station.

[edit] Technical details

  • MT ratio: 6M4T and 5M5T (with 165 kW motors)
  • Control system of original: Chopper
  • Traction motor output: 150 kW (chopper control), 160 kW (6M4T IGBT-VVVF control), 165 kW (5M5T IGBT-VVVF control)
  • Gear ratio: 6.53 (98:15)
  • Headlights: Sealed beam
  • Destination indicators: 3-colour LED
    • Once used direction curtain.
  • Passenger information displays: 3-colour LED
    • Sets 7133 and 7134: 8 per car (since they built)
    • Many of 7101 to 7120: 4 per car (modified)
    • Some of 7101 to 7120 and 7121 to 7132: not fitted
  • Seating arrangement (intermediate cars): 3-7-7-7-3
    • Seats are all longitudinal bench seats.
  • Driver's cab: Two handles (no deadman system)
    • Each side has 4 doors

Set 7130 reformed as 8-car set

Interior of set 7105 which has received type B refurbishment

Interior of set 7126

[edit] History and formation

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←Shin-Kiba　　　　　　　　　　　　　　　　　　Wakoshi→
CT T M M Tc Tc M M M CM/CT
7101 7201 7301 7401 7501 7601 7701 7801 7901 7001
| | | | | | | | | |
7119 7219 7319 7419 7519 7619 7719 7819 7919 7019
7120 7220 7320 7420 7520 7620 7720 7820 7920 7020
7121 7221 7321 7421 7521 7621 7721 7821 7921 7021
| | | | | | | | | |
7126 7226 7326 7426 7526 7626 7726 7826 7926 7026
7127 7227 7327 7427 7527 7627 7727 7827 7927 7027
7128 7228 7328 7428 7528 7628 7728 7828 7928 7028
| | | | | | | | | |
7132 7232 7332 7432 7532 7632 7732 7832 7932 7032
7133 7233 7333 7433 7533 7633 7733 7833 7933 7033
7134 7234 7334 7434 7534 7634 7734 7834 7934 7034
Footnote
  • T = Trailer
  • M = Motorcar (have 4 motors)
  • C = Driver's cab
  • c = Emergency driver's cab (used only for shunting within depot)
  • CT7000 (5M5T formation): 7101 7104 7105 7118
  • CM7000 (6M4T formation): 7102 7103 7106 to 7109 7111 to 7117 7119 to 7126 7128 to 7134
  • 7127 etc are now different

The first sets were introduced in 1974, with a total of 34 10-car sets built up until 1989.

  • ■In 1974, 19 5-car sets built.
  • ■In 1980, 1 5-car sets built.
  • ■In 1983, 6 10-car sets built and all sets converted to 10 cars.
    • Side windows changed to single-pane type (earlier cars had 2-pane windows).
    • Prepared for air conditioning.
    • Chopper control is improved.
  • ■In 1987, 1 10-car sets built.
  • ■In 1988, 5 10-car sets built.
    • Air-conditioning installed.
  • ■In 1989, 2 10-car sets built.
  • In 1989 to 1994, air-conditioning added to non-air-conditioned cars.
  • In 2006 or 2007, some cars of 7127 and other sets were scrapped.

[edit] Refurbishment

Type of refurbishment are C-refurbish (small scale) and B-refurbish (big scale). All of 2 step window cars (■■) were executed B-refurbish and changed to 1 step window. Some sets of there refurbished middle additional cars (■) also refurbished and some sets are not. Middle additional cars of 7117 and 7120 are not completely refurbished.

Control system of sets 7101 to 7120 is updated. Many sets changed to IGBT-VVVF system. Number of motored cars reduced from 6 to 5 in some sets.

  • 7108 7111 7117: Use remained chopper system which were gathered by converting VVVF (from middle additional cars (■)).

[edit] References

  • Railway Pictorial (鉄道ピクトリアル) written by 電気車研究会
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