{{short description|Japanese train type}} {{Use dmy dates|date=May 2021}} {{Infobox train | name = 811 series | image = Series811-P9.jpg | imagesize = 300px | caption = An 811-0 series set in June 2019 | service = | manufacturer = [[Hitachi]], [[Kinki Sharyo]], [[JR Kyushu]] | factory = | family = | replaced = [[415_series#401/421_series|421 series]] | yearconstruction = 1989–1993 | yearservice = 21 July 1989 | refurbishment = 2017– | yearscrapped = | numberconstruction = | numberbuilt = 112 vehicles (28 sets) | numberservice = 108 vehicles (27 sets) | numberpreserved = | numberscrapped = 4 vehicles (set PM2, accident damage) | formation = 4 cars per trainset | capacity = | operator = [[JR Kyushu]] | depots = Minami-Fukuoka | lines = [[Kagoshima Main Line]], [[Nagasaki Main Line]], [[Nippo Main Line]] | carbody = Stainless steel | carlength = {{Convert|20,000|mm|ftin|abbr=on}} | width = {{Convert|2,950|mm|ftin|abbr=on}} | height = {{Convert|3,670|mm|ftin|abbr=on}} | floorheight = | doors = 3 pairs per side | maxspeed = {{Convert|120|km/h|mph|round=5|abbr=on}} | weight = | acceleration = | deceleration = | traction = [[Thyristor drive]]<br /> [[variable frequency drive|Variable frequency]] ([[insulated gate bipolar transistor|IGBT]]/[[Silicon carbide|SiC]] Hybrid module) (811-1500 series) | traction motors = 811-0/100 series:<br />MT61QA<br /><br />811-1500 series<br />MT405K | poweroutput = | transmission = | aux = | powersupply = | hvac = | electricsystem = 20 kV AC 60 Hz | collectionmethod = [[Overhead catenary]] | bogies = | brakes = | safety = | coupling = | multipleworking = [[813 series|813]]/[[815 series|815]]/[[817 series|817]]/[[821 series]] | gauge = {{RailGauge|1067mm|lk=on}} }}
The {{Nihongo|'''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.<ref name="neko2009">{{cite book |script-title=ja: JR全車輌ハンドブック2009 |trans-title= JR Rolling Stock Handbook 2009| publisher = Neko Publishing | date = 2009 | location = Japan | pages = 322–323| isbn = 978-4-7770-0836-0}}</ref>
==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).<ref name="dj359">{{cite journal| last = Saka| first = Masahiro|script-title=ja: JR第1世代の車両・現況と概要|trans-title= JR 1st-generation rolling stock: Current situation and overview| journal = Tetsudō Daiya Jōhō Magazine | volume = 43| issue = 359|page=22| publisher = Kotsu Shimbun | location = Japan |language= ja| date = March 2014}}</ref>
==Operations== 811 series trains are used on "Local" (all-stations) and "Rapid" (limited-stop) services on the following lines.<ref name="haraguchi2009">{{cite book | last = Haraguchi| first = Takayuki |script-title=ja: Encyclopedia of JR's Railway Cars: ＪＲ全車輌 | publisher = Sekai Bunka | date = 2009 | location = Japan | page = 95| isbn = 978-4-418-09905-4}}</ref> * [[Kagoshima Main Line]] * [[Nagasaki Main Line]] * [[Nippo Main Line]]
==Formations== {{As of|2017|10|01}}, the fleet consists of 108 vehicles, formed as 27 four-car sets.<ref name="jrr2018_winter">{{cite book |script-title=ja: JR電車編成表 2018冬 |trans-title= JR EMU Formations - Winter 2018 |publisher = Kotsu Shimbunsha |date = 15 November 2017 |location = Japan |language = ja |page = 217|isbn = 978-4-330-84117-5}}</ref>
===811-0 series=== The four-car 811-0 series sets (sets PM1 to PM17) are formed as follows.<ref name="jrr2018_winter"/>
{| class="wikitable" |- ! Designation | M'c || M || T || Tc' |- ! Numbering | KuMoHa 810 || MoHa 811 || SaHa 811 || KuHa 810 |- ! Capacity (Seated/total) | 48/124 || colspan="2" | 56/133 || 44/123 |}
The KuMoHa 810 car is fitted with one PS101Q lozenge-type [[Pantograph (rail)|pantograph]]. The KuHa 810 car has a toilet.<ref name="jrr2018_winter"/>
===811-100 series=== [[File:811pm103f-k.jpg|thumb|811-100 series set PM103 in March 2010]] The four-car 811-100 series sets (sets PM101 to PM111) are formed as follows.<ref name="jrr2018_winter"/>
{| class="wikitable" |- ! Designation | M'c || M || T || Tc' |- ! Numbering | KuMoHa 810-1xx || MoHa 811-1xx || SaHa 811-1xx || KuHa 810-1xx |- ! Capacity (Seated/total) | 48/133 || colspan="2" | 56/141 || 44/131 |}
The KuMoHa 810 car is fitted with one PS101Q lozenge-type pantograph. The KuHa 810 car has a toilet.<ref name="jrr2018_winter"/> Sets PM105 and PM106 have SaHa 811-200 cars instead of SaHa 811-100 cars. These also have a toilet.<ref name="jrr2018_winter"/>
===811-1500 series=== [[File:JRKyushu EMU Series811-P1504.jpg|thumb|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.<ref name="jrr2018_winter"/>
{| class="wikitable" |- ! 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.<ref name="jrr2018_winter"/>
==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.<ref name="jrr2018_winter"/> <gallery> File:JRKyushu EMU 811-P11 inside.jpg|The interior of 811-0 series set PM11 in November 2008 File:JR Kyushu 811 kuha810-106 interior 20061104.jpg|The interior of 811-100 series car KuHa 810-106 of set PM106 in November 2006 File:JRKyushu EC moha811-1504 inside.jpg|The interior of refurbished 811-1500 series car MoHa 811-1504 of set PM1504 in September 2017 </gallery>
==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.<ref name="dj346"/>
<gallery> File:JRKyushu EMU811-P9.jpg|Set P9 in Mitsui Greenland livery in April 2006 File:JRKyushu EMU 811-P11.jpg|Set P11 in Space World livery in September 2006 File:Kyushu Railway - Series 811-0 - 01.JPG|Set P8 in promotional livery in April 2011 </gallery>
==History== The first sets were delivered in June 1989, and entered service from 21 July 1989.<ref name="dj346">{{cite journal| last = Saka| first = Masahiro|script-title=ja: JR九州近郊型電車の現況|trans-title= The current state of JR Kyushu outer-suburban EMUs| journal = Tetsudō Daiya Jōhō Magazine | volume = 42| issue = 346|pages=14–31| publisher = Kotsu Shimbun | location = Japan |language= ja| date = February 2013}}</ref> Trains became all no-smoking from 1 September 1995.<ref name="jrr1998">{{cite book |script-title=ja: JR電車編成表 '98夏号 |trans-title= JR EMU Formations - Summer 1998 | publisher = JRR | date = July 1998 | location = Japan | page = 175| isbn = 4-88283-029-9}}</ref>
11 811-100 series four-car sets were delivered from 1992, numbered PM101 to PM111.<ref name="dj346"/> These had a modified seating arrangement to provide more standing space in the doorway areas.<ref name="dj346"/>
===Refurbishment=== [[File:Series811-P1504.jpg|thumb|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.<ref name="rmnews20170404">{{cite web |url= http://rail.hobidas.com/rmn/archives/2017/04/jr8111.html |script-title=ja: 811系リニューアル第1号編成が出場 |trans-title= First refurbished 811 series set outshopped |date= 4 April 2017 |work= RM News |publisher= Neko Publishing Co., Ltd. |location= Japan|language= ja|archive-url= https://web.archive.org/web/20170404115938/http://rail.hobidas.com/rmn/archives/2017/04/jr8111.html |archive-date= 4 April 2017 |url-status=live |access-date= 4 April 2017 }}</ref> The interior and exterior design for refurbished trainsets was overseen by the industrial design company [[Don Design Associates]].<ref name="railfan20170426">{{cite web |url= http://railf.jp/news/2017/04/26/152000.html |script-title=ja: 811系リニューアル車，4月27日から営業運転を開始 |trans-title= Refurbished 811 series train to enter revenue service from 27 April |date= 26 April 2017|work= Japan Railfan Magazine Online|publisher= Koyusha Co., Ltd.|location= Japan|language= ja|archive-url= https://web.archive.org/web/20170426075558/http://railf.jp/news/2017/04/26/152000.html |archive-date= 26 April 2017 |url-status=live |access-date= 26 April 2017}}</ref> The first refurbished trainset returned to service in April 2017.<ref name="railfan20170426"/>
==References== {{reflist}} {{Commons category}}
{{JR Kyushu rolling stock}}
[[Category:Electric multiple units of Japan]] [[Category:Kyushu Railway Company]] [[Category:Train-related introductions in 1989]] [[Category:Hitachi multiple units]] [[Category:Kinki Sharyo multiple units]] [[Category:20 kV AC multiple units]]