Tobu 20000 series information

Tobu 20000/20050/20070/20400 series
Tobu 20000/20050/20070/20400 series
	20000 series set 21805 in April 2008
Manufacturer	Alna Kōki, Tokyu Car Corporation
Built at	Amagasaki, Yokohama
Replaced	2000 series; 8000 series (Utsunomiya Line);
Constructed	1988–1997
Entered service	25 March 1988
Refurbished	2018–
Scrapped	2017–
Number built	192 vehicles (24 sets)
Number in service	192 vehicles (24 sets) (as of 1 April 2017)
Formation	4/8 cars per trainset
Operators	Tobu Railway
Depots	Kasukabe
Lines served	TS Tobu Skytree Line; TN Tobu Nikko Line; TN Tobu Utsunomiya Line; H Tokyo Metro Hibiya Line;
Specifications
Car body construction	Stainless steel
Car length	18,000 mm (59 ft 1 in)
Width	2,857 mm (9 ft 4.5 in)
Doors	3/5 pairs per side
Maximum speed	100 km/h (62 mph); 110 km/h (68 mph) (20400 series)
Traction system	Chopper control (20000 series) ; Variable frequency (GTO) (20050, 20070 & 20400 series)
Traction motors	TM-83 (Chopper); TM-92 (GTO-VVVF)
Acceleration	3.3 km/(h⋅s) (2.1 mph/s)
Deceleration	3.7 km/(h⋅s) (2.3 mph/s) (service); 4.5 km/(h⋅s) (2.8 mph/s) (emergency)
Electric system(s)	1,500 V DC overhead line
Current collector(s)	20000 series: scissors type pantograph; 20070 series: single-arm pantograph; 20400 series: single-arm pantograph
Safety system(s)	Tobu ATS
Track gauge	1,067 mm (3 ft 6 in)

The Tobu 20000 series (東武20000系, Tōbu 20000-kei) is a DC electric multiple unit (EMU) commuter train type operated by the private railway operator Tobu Railway in Japan since 1988.^[4]

The 20000 series fleet is scheduled to be replaced by new Tobu 70000 series EMUs with 20 m cars.

^ 私鉄車両年鑑2015 [Japan Private Railways Annual 2015] (in Japanese). Tokyo, Japan: Ikaros Publications Ltd. 20 June 2015. p. 148. ISBN 978-4-8022-0003-5.
^ ^a ^b Cite error: The named reference mynavi19072018 was invoked but never defined (see the help page).
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^ ２００６東武鉄道通勤車両カタログ [2006 Tobu Railway Commuter Rolling Stock Catalogue]. Tetsudo Daiya Joho Magazine. Vol. 35, no. 263. Japan: Kotsu Shimbun. March 2006. pp. 16–20.

[private2015-1] 私鉄車両年鑑2015 [Japan Private Railways Annual 2015] (in Japanese). Tokyo, Japan: Ikaros Publications Ltd. 20 June 2015. p. 148. ISBN 978-4-8022-0003-5.

[mynavi19072018-2] Cite error: The named reference mynavi19072018 was invoked but never defined (see the help page).

[jrrprivate2010-3] Cite error: The named reference jrrprivate2010 was invoked but never defined (see the help page).

[dj263-4] ２００６東武鉄道通勤車両カタログ [2006 Tobu Railway Commuter Rolling Stock Catalogue]. Tetsudo Daiya Joho Magazine. Vol. 35, no. 263. Japan: Kotsu Shimbun. March 2006. pp. 16–20.

Tobu 20000 series information

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