811 series

811 series
An 811-0 series set in June 2019
Manufacturer	Hitachi, Kinki Sharyo, JR Kyushu
Replaced	421 series
Constructed	1989–1993
Entered service	21 July 1989
Refurbished	2017–
Number built	112 vehicles (28 sets)
Number in service	108 vehicles (27 sets)
Number scrapped	4 vehicles (set PM2, accident damage)
Formation	4 cars per trainset
Operators	JR Kyushu
Depots	Minami-Fukuoka
Lines served	Kagoshima Main Line, Nagasaki Main Line, Nippo Main Line
Specifications
Car body construction	Stainless steel
Car length	20,000 mm (65 ft 7 in)
Width	2,950 mm (9 ft 8 in)
Height	3,670 mm (12 ft 0 in)
Doors	3 pairs per side
Maximum speed	120 km/h (75 mph)
Traction system	Thyristor drive Variable frequency (IGBT/SiC Hybrid module) (811-1500 series)
Traction motors	811-0/100 series: MT61QA 811-1500 series MT405K
Electric system(s)	20 kV AC 60 Hz
Current collector(s)	Overhead catenary
Multiple working	813/815/817/821 series
Track gauge	1,067 mm (3 ft 6 in)

The 811 series (811系) is an AC electric multiple unit (EMU) train type operated on local services by Kyushu Railway Company (JR Kyushu) in Japan since 1989.[1]

Variants

• 811-0 series: 16 x 4-car sets (PM1–17)
• 811-100 series: 11 x 4-car sets (PM101–111)
• 811-1500 series: Refurbished 4-car sets (PM15xx)

Design

The trains were built jointly by Hitachi, Kinki Sharyo, and JR Kyushu (Kokura factory).[2]

Operations

811 series trains are used on "Local" (all-stations) and "Rapid" (limited-stop) services on the following lines.[3]

• Kagoshima Main Line
• Nagasaki Main Line
• Nippo Main Line

Formations

As of 1 October 2017^[update], the fleet consists of 108 vehicles, formed as 27 four-car sets.[4]

811-0 series

The four-car 811-0 series sets (sets PM1 to PM17) are formed as follows.[4]

Designation	M'c	M	T	Tc'
Numbering	KuMoHa 810	MoHa 811	SaHa 811	KuHa 810
Capacity (Seated/total)	48/124	56/133		44/123

The KuMoHa 810 car is fitted with one PS101Q lozenge-type pantograph. The KuHa 810 car has a toilet.[4]

811-100 series

811-100 series set PM103 in March 2010

The four-car 811-100 series sets (sets PM101 to PM111) are formed as follows.[4]

Designation	M'c	M	T	Tc'
Numbering	KuMoHa 810-1xx	MoHa 811-1xx	SaHa 811-1xx	KuHa 810-1xx
Capacity (Seated/total)	48/133	56/141		44/131

The KuMoHa 810 car is fitted with one PS101Q lozenge-type pantograph. The KuHa 810 car has a toilet.[4] Sets PM105 and PM106 have SaHa 811-200 cars instead of SaHa 811-100 cars. These also have a toilet.[4]

811-1500 series

Refurbished 811-1500 series set PM1504 in September 2017

The four-car 811-1500 series sets (sets PM15xx) refurbished from former 811-0 series sets are formed as follows.[4]

Designation	M'c	M	T	Tc'
Numbering	KuMoHa 810-15xx	MoHa 811-15xx	SaHa 811-15xx	KuHa 810-15xx

The KuMoHa 810 car is fitted with one single-arm pantograph. The KuHa 810 car has a toilet.[4]

Interior

The 811-100 series sets have fixed transverse seats in the vicinity of the doorways rather than the flip-over seats of the 811-0 series sets.[4]

• 
  The interior of 811-0 series set PM11 in November 2008
• 
  The interior of 811-100 series car KuHa 810-106 of set PM106 in November 2006
• 
  The interior of refurbished 811-1500 series car MoHa 811-1504 of set PM1504 in September 2017

Livery variations

Sets P8 and P9 carried a "Mitsui Greenland" promotional livery, and set P11 carried a "Space World" promotional livery for a while. As of January 2013, P8 carries promotional vinyls for the Kyushu Heritage Museum, and the other two sets have been returned to the standard colour scheme.[5]

• 
  Set P9 in Mitsui Greenland livery in April 2006
• 
  Set P11 in Space World livery in September 2006
• 
  Set P8 in promotional livery in April 2011

History

The first sets were delivered in June 1989, and entered service from 21 July 1989.[5] Trains became all no-smoking from 1 September 1995.[6]

11 811-100 series four-car sets were delivered from 1992, numbered PM101 to PM111.[5] These had a modified seating arrangement to provide more standing space in the doorway areas.[5]

Refurbishment

Refurbished set PM1504 in August 2017

In 2017, set PM4 was refurbished, renumbered as set PM1504. Refurbishment changes include replacing the traction control equipment with SiC-VVVF equipment, changing to a single-arm pantograph, tinted passenger windows, full-colour LED destination indicators, and replacement of the former transverse seating with longitudinal bench seating.[7] The interior and exterior design for refurbished trainsets was overseen by the industrial design company Don Design Associates.[8] The first refurbished trainset returned to service in April 2017.[8]

References

1. JR全車輌ハンドブック2009 [JR Rolling Stock Handbook 2009]. Japan: Neko Publishing. 2009. pp. 322–323. ISBN 978-4-7770-0836-0.
2. Saka, Masahiro (March 2014). JR第1世代の車両・現況と概要 [JR 1st-generation rolling stock: Current situation and overview]. Tetsudō Daiya Jōhō Magazine (in Japanese). 43 (359). Japan: Kotsu Shimbun: 22.
3. Haraguchi, Takayuki (2009). Encyclopedia of JR's Railway Cars: ＪＲ全車輌. Japan: Sekai Bunka. p. 95. ISBN 978-4-418-09905-4.
4. JR電車編成表 2018冬 [JR EMU Formations - Winter 2018] (in Japanese). Japan: Kotsu Shimbunsha. 15 November 2017. p. 217. ISBN 978-4-330-84117-5.
5. Saka, Masahiro (February 2013). JR九州近郊型電車の現況 [The current state of JR Kyushu outer-suburban EMUs]. Tetsudō Daiya Jōhō Magazine (in Japanese). 42 (346). Japan: Kotsu Shimbun: 14–31.
6. JR電車編成表 '98夏号 [JR EMU Formations - Summer 1998]. Japan: JRR. July 1998. p. 175. ISBN 4-88283-029-9.
7. 811系リニューアル第1号編成が出場 [First refurbished 811 series set outshopped]. RM News (in Japanese). Japan: Neko Publishing Co., Ltd. 4 April 2017. Archived from the original on 4 April 2017. Retrieved 4 April 2017.
8. 811系リニューアル車，4月27日から営業運転を開始 [Refurbished 811 series train to enter revenue service from 27 April]. Japan Railfan Magazine Online (in Japanese). Japan: Koyusha Co., Ltd. 26 April 2017. Archived from the original on 26 April 2017. Retrieved 26 April 2017.