Seibu 20000 series

Seibu 20000 series

June 2008

8-car set 20158 on the Seibu Ikebukuro Line in June 2008
In service 2000–Present
Manufacturer Hitachi
Built at Kudamatsu, Yamaguchi
Family name Hitachi A-train
Constructed 1999–2005
Number built 144 vehicles (16 sets)
Number in service 144 vehicles (16 sets)
Formation 8/10 cars per trainset
Operator(s) Seibu Railway
Depot(s) Kotesashi, Minami-Iriso, Musashigaoka, Tamagawa-Josui
Line(s) served
Specifications
Car body construction Aluminium
Car length 20,000 mm (65 ft 7 in)
Doors 4 pairs per side
Maximum speed 105 km/h (65 mph)
Electric system(s) 1,500 V DC
Current collection method overhead catenary
Track gauge 1,067 mm (3 ft 6 in)

The Seibu 20000 series (西武20000系) is an electric multiple unit (EMU) train type operated by the private railway operator Seibu Railway on commuter services in the Tokyo area of Japan since 2000.[1]

Fleet

As of 1 April 2015, the fleet consists of eight 10-car sets and eight 8-car (20050 series) sets, based at Kotesashi, Minami-Iriso, Musashigaoka, and Tamagawa-Josui depots for use on Seibu Shinjuku Line and Seibu Ikebukuro Line services.[2]

Formations

8-car sets

The 8-car sets are formed as shown below with four motored (M) cars and four unpowered trailer (T) cars, and car 8 at the Shinjuku/Ikebukuro end.[2]

Car No. 1 2 3 4 5 6 7 8
Designation Tc1 M1 M2 T1 T3 M5 M6 Tc2
Numbering 20150 20250 20350 20450 20750 20850 20950 20050

10-car sets

The 10-car sets are formed as shown below with five motored (M) cars and five unpowered trailer (T) cars, and car 10 at the Shinjuku/Ikebukuro end.[2]

Car No. 1 2 3 4 5 6 7 8 9 10
Designation Tc1 M1 M2 T1 M3 T2 T3 M5 M6 Tc2
Numbering 20100 20200 20300 20400 20500 20600 20700 20800 20900 20000

Interior

Seating consists of sculpted longitudinal bench seating throughout, with an individual seat width of 460 mm (18 in) per person.[1] Wheelchair spaces are provided in the two outermost cars at each end.[2] Priority seats are provided at the end of each car.[2] Scrolling LED passenger information displays are provided above the doorways.[1]

History

The first train was built in 1999, undergoing test running before entering revenue service in 2000.[1]

In August 2015, set 20101 was modified with full-colour LED destination indicators replacing the original three-colour LED type.[3]

Livery variations

Set 20158 in Galaxy Express 999 livery in November 2016

From 8 October 2016, eight-car set 20158 operated in a special Galaxy Express 999 vinyl wrapping livery.[4] It is scheduled to operate in this livery until March 2019.[4]

References

  1. 1 2 3 4 私鉄車両年鑑2013 [Japan Private Railways Annual 2013] (in Japanese). Tokyo, Japan: Ikaros Publications Ltd. 20 March 2013. p. 204. ISBN 978-4-86320-693-9.
  2. 1 2 3 4 5 6 7 私鉄車両編成表 2015 [Private Railway Rolling Stock Formations - 2015] (in Japanese). Japan: Kotsu Shimbunsha. 23 July 2015. p. 55-57. ISBN 978-4-330-58415-7.
  3. ↑ 西武20000系の行先表示がフルカラーLEDに [Seibu 20000 series destination indicator changed to full-colour LED type]. Japan Railfan Magazine Online (in Japanese). Japan: Koyusha Co., Ltd. 28 August 2015. Retrieved 28 August 2015.
  4. 1 2 西武鉄道で新「銀河鉄道999デザイン電車」の運転開始 [Seibu operates new "Galaxy Express 999 design train"]. Japan Railfan Magazine Online (in Japanese). Japan: Koyusha Co., Ltd. 9 October 2016. Archived from the original on 9 October 2016. Retrieved 9 October 2016.

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