303 series

The 303 series (303系) is a DC electric multiple unit (EMU) commuter train type operated by Kyushu Railway Company (JR Kyushu) on Chikuhi Line and Fukuoka Subway Kuko Line through-running services in Kyushu, Japan, since 22 January 2000.[1]

303 series
Set K02, November 2009
In serviceJanuary 2000 – present
ManufacturerKinki Sharyo
Constructed1999–2002
Number built18 vehicles (3 sets)
Number in service18 vehicles (3 sets)
Formation6 cars per trainset
Fleet numbersK01–K03
Operator(s)JR Kyushu
Depot(s)Karatsu
Line(s) servedChikuhi Line, Fukuoka Subway Kuko Line
Specifications
Car body constructionStainless steel
Car length20,000 mm (65 ft 7 in)
Width2,800 mm (9 ft 2 in)
Height4,045 mm (13 ft 3.3 in)
Floor height1,130 mm (3 ft 8 in)
Doors4 pairs per side
Traction systemIGBT-VVVF
Traction motorsMT401K
Power output150 kW per motor
Electric system(s)1,500 V DC
Current collection methodOverhead catenary
BogiesDT405K, TR405K
Safety system(s)ATC, ATO
Track gauge1,067 mm (3 ft 6 in)

Design

The 303 series trains were designed to augment the 103-1500 series EMUs used on the Chikuhi Line, coinciding with double-tracking of the section between Shimoyamato and Chikuzen-Maebaru.[2] The trains have lightweight stainless bodies with painted steel cab ends.[2]

Operations

The 303 series trains are used on through services between Nishi-Karatsu the Chikuhi Line and Fukuokakūkō on the Fukuoka Subway Kuko Line.[3] They are compatible with automatic train operation (ATO) used on the Fukuoka Subway tracks, and are also equipped for wanman driver only operation.[2]

Formations

The fleet consists of three six-car sets, numbered K01 to K03 and based at Karatsu Depot. The sets are formed as shown below with four motored ("M") intermediate cars and non-powered driving trailer ("Tc") cars, with car 1 at the Nishi-Karatsu end.[2][3]

Car No.123456
Designation TcMM'MM'Tc'
Numbering KuHa 303MoHa 303-100MoHa 302MoHa 303MoHa 302-100Tc'
Weight (t) 28.433.632.432.432.726.4
Capacity (total/seated) 140/45153/51153/51153/51153/51140/45

Cars 2 and 5 are each equipped with two PS402K single-arm pantographs.[3]

Interior

Passenger accommodation consists of longitudinal bench seating throughout.[2] Car 1 has a universal access toilet.[3]

History

The trains entered service on 22 January 2000.[3] A toilet was retrofitted to car 1 in each set between 2003 and 2004 at JR Kyushu's Kokura Works.[3]

Build details

The blocked-off window at the retro-fitted toilet position in car 1

The three sets were built by Kinki Sharyo between 1999 and 2002.[3] The fleet build details are as shown below.[3]

Set No.ManufacturerDate deliveredToilet added
K01Kinki Sharyo1 December 199921 October 2003
K02Kinki Sharyo4 December 19997 November 2003
K03Kinki Sharyo28 August 200230 January 2004

References

  1. Haraguchi, Takayuki (2009). Encyclopedia of JR's Railway Cars: JR全車両. Japan: Sekai Bunka. p. 67. ISBN 978-4-418-09905-4.
  2. JR全車輌ハンドブック2009 [JR Rolling Stock Handbook 2009]. Japan: Neko Publishing. 2009. pp. 385–386, 637. ISBN 978-4-7770-0836-0.
  3. JR電車編成表 2014夏 [JR EMU Formations - Summer 2014]. Japan: Kotsu Shimbunsha. 30 May 2014. p. 220. ISBN 978-4-330-46614-9.
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