KiHa 189 series
The KiHa 189 series (キハ189系, Kiha-189-kei) is a diesel multiple unit (DMU) train type operated by West Japan Railway Company (JR-West) on Hamakaze limited express services between Osaka and Tottori since November 2010 and Biwako Express services between Osaka and Maibara since March 2014. 
|KiHa 189 series|
|Entered service||7 November 2010|
|Number built||21 vehicles|
|Number in service||21 vehicles (7 sets)|
|Predecessor||KiHa 181 series|
|Formation||3 cars per trainset|
|Fleet numbers||H1 – H7|
|Line(s) served||Tōkaidō Main Line, Sanyō Main Line, Bantan Line, Sanin Main Line|
|Car body construction||Stainless steel|
|Car length||20,870 mm (68 ft 6 in) (end cars)|
20,800 mm (68 ft 3 in) (intermediate cars)
|Width||2,900 mm (9 ft 6 in)|
|Height||3,650 mm (12 ft 0 in)|
|Doors||One per side|
|Maximum speed||130 km/h (81 mph)|
|Prime mover(s)||SA6D140HE-2 (x2 per car)|
|Power output||450 hp (at 2,100 rpm) per engine|
|Deceleration||4.6 km/h/s (service), 5.2 km/h/s (emergency)|
|Braking system(s)||Engine brake, electronically controlled pneumatic brakes|
|Safety system(s)||ATS-SW, ATS-P|
|Track gauge||1,067 mm (3 ft 6 in)|
Trains are formed as 3-car sets, as shown below.
|Numbering||KiHa 189-1000||KiHa 188||KiHa 189|
The trains are all standard-class, with a total seating capacity of 156 passengers per 3-car set. Seating is in standard 2+2 abreast configuration with a seat pitch of 970 mm, an increase of 60 mm compared with the earlier KiHa 181 series trains.
The trains entered revenue service from 7 November 2010.
- JR西日本 キハ189系特急型気動車 [JR-West KiHa 189 series Limited Express DMU]. Tetsudō Daiya Jōhō Magazine. Vol. 39 no. 314. Japan: Kōtsū Shimbun. June 2010. pp. 68–69.
- JR-West press release: "特急「はまかぜ」への新型気動車の投入について" [Introduction of new diesel trains on limited express Hamakaze services] (26 March 2009) Archived 17 March 2010 at the Wayback Machine. Retrieved on 15 March 2010. (in Japanese)
- 特急「はまかぜ」新型車両展示会の開催について [Details of new "Hamakaze" train display] (in Japanese). JR-West. 10 September 2010. Archived from the original on 14 September 2010. Retrieved 16 September 2010. CS1 maint: discouraged parameter (link)
- キハ189系特急形気動車 [KiHa 189 series Limited Express DMU]. Japan Railfan Magazine. Vol. 50 no. 590. Japan: Kōyūsha. June 2010. pp. 66–69.
- 甲種鉄道車両輸送計画表 [New rolling stock delivery schedule]. Tetsudō Daiya Jōhō Magazine. Vol. 39 no. 312. Japan: Kōtsū Shimbun. April 2010. p. 124.
- キハ189系が試運転を実施 [KiHa 189 series test running starts]. Japan Railfan Magazine online (in Japanese). Koyusha Co., Ltd. 23 March 2010. Retrieved 24 March 2010. CS1 maint: discouraged parameter (link)
- キハ189系が“はまかぜ”で営業運転を開始 [KiHa 189 series enters revenue service on "Hamakaze"]. Japan Railfan Magazine online (in Japanese). Koyusha Co., Ltd. 8 November 2010. Retrieved 8 November 2010. CS1 maint: discouraged parameter (link)
|Wikimedia Commons has media related to KiHa 189 series.|
- JR-West KiHa 189 series (Japan Railfan Magazine Online) (in Japanese)