731 series

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731 series
JRH-731-201.jpg
731 series, March 2008
In service 1996–Present
Replaced 711 series
Constructed 1996–2006
Number built 63 vehicles (21 sets)
Number in service 63 vehicles (21 sets)
Formation 3 cars per trainset
Fleet numbers G-101–121
Operator JR Hokkaido
Depot(s) Sapporo
Line(s) served Hakodate Main Line, Chitose Line
Specifications
Car body construction Stainless steel
Car length 21,670 mm (71 ft 1 in) (end cars), 21,300 mm (69 ft 11 in) (intermediate cars)
Width 2,800 mm (9 ft 2 in)
Height 3,620 mm (11 ft 11 in)
Doors 3 per side
Maximum speed 130 km/h (80 mph)
Electric system(s) 20 kV AC (50 Hz)
Current collection method Overhead line
Multiple working 721 series, 733 series, 735 series, KiHa 201 series
Track gauge 1,067 mm (3 ft 6 in)

The 731 series (731系?) is an AC electric multiple unit (EMU) train type operated by Hokkaido Railway Company (JR Hokkaido) on Sapporo area suburban services in Hokkaido, Japan since 1996.[1]

Formation[edit]

Car No. 1 2 3
Designation Tc' M Tc
Numbering KuHa 731-100 MoHa 731-100 KuHa 731-200
Capacity
(total/seated)
141/50 151/52 143/50

Car 2 is fitted with one N-PS785 single-arm pantograph.[2]

Interior[edit]

Seating consists of longitudinal bench seating throughout, without the vestibule areas used on the earlier 721 series trains.[1]

History[edit]

KiHa 201 series DMU running in multiple with a 731 series EMU, January 2009

A total of 63 vehicles (21 sets) were delivered to Sapporo Depot between 1996 and 2006. The first units entered service from 24 December 1996.[2]

From the start of 22 March 1997 timetable revision, 731 series EMUs were operated in multiple with KiHa 201 series DMU sets over certain routes.[2]

The original pantographs were replaced with single-arm pantographs between 2004 and 2005.[2]


References[edit]

  1. ^ a b JR全車輌ハンドブック2009 [JR Rolling Stock Handbook 2009]. Japan: Neko Publishing. 2009. ISBN 978-4-7770-0836-0. 
  2. ^ a b c d JR電車編成表 2010夏 [JR EMU Formations - Summer 2010]. Japan: JRR. May 2010. p. 2. ISBN 978-4-330-14310-1.