Tōkyō Metro 7000 series

Infobox EMU
name = Tōkyō Metro 7000 series


imagesize = 240px
caption = 7000 series set 7134 on the Seibu Ikebukuro Line
background= #E5D100
InService = 1974 - Present
Manufacturer =
Family =
Built = 340 vehicles
Refurbishment =
Formation = 8/10 cars per trainset
Operator = Tokyo Metro
Depots =
LinesServed = Tokyo Metro Yūrakuchō Line, Tokyo Metro Fukutoshin Line, Tōbu Tōjō Line, Seibu Yūrakuchō Line, Seibu Ikebukuro Line
CarBody = Aluminium
CarLength = 20 m
CarWidth =
CarHeight =
MaxSpeed = 80 km/h (on Yūrakuchō Line), 100 km/h (on Tōbu Line)
Weight =
Capacity =
Acceleration = 3.3 km/h/s
Deceleration = 3.5 km/h/s (4.5 km/h/s for emergency brake)
Traction =
Power =
Gauge = 1,067 mm
Voltage = 1,500 V DC overhead
Brakes = The Nihongo|7000 series|東京地下鉄7000系電車|Tōkyō Metoro 7000 kei densha is an EMU operated by Tokyo Metro.

Lines

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

Technical details

*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

History and formation

←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.
**It became 8 cars set and change the color to 10000 series type (Fukutoshin Line color).

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 (■)).

References

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