The 821 series (821系) is an AC electric multiple unit (EMU) train type operated by Kyushu Railway Company (JR Kyushu) in Japan since March 2019. Two three-car trains were delivered in February 2018 for testing in preparation for full production and entry into revenue service.[2] There are currently 7 three-car trains in service.
| 821 series | |
|---|---|
 Set U002 in June 2019 | |
| In service | March 2019 – Present |
| Manufacturer | Hitachi |
| Built at | Kudamatsu, Yamaguchi |
| Constructed | 2018– |
| Entered service | 16 March 2019 |
| Number built | 21 vehicles (7 sets) |
| Formation | 3 cars per trainset |
| Fleet numbers | U001- |
| Operators |  JR Kyushu |
| Lines served | Kagoshima Main Line |
| Specifications | |
| Doors | 3 pairs per side |
| Maximum speed | 120 km/h (75 mph) (design speed) |
| Traction system | Variable frequency (SiC-MOSFET) |
| Electric system(s) | 20 kV 60 Hz AC (overhead catenary) |
| Current collector(s) | Pantograph |
| Multiple working | 811 series[1] |
| Track gauge | 1,067 mm (3 ft 6 in) |
Formation
editThe 821 series trains are formed as three-car sets as follows.[3][4]
| Designation | Mc | T | Tc |
|---|---|---|---|
| Numbering | KuMoHa 821 | SaHa 822 | KuHa 821 |
- The KuMoHa 821 car is equipped with one single-arm pantograph.[4]
-
The pantograph end of driving car KuMoHa 821-2
History
edit.jpg)
Details of the trains on order were officially announced by JR Kyushu in January 2018.[2] Two three-car trains were delivered in February 2018 from the Hitachi factory in Kudamatsu, Yamaguchi.[3]
The trains first entered revenue service on 16 March 2019 on the Kagoshima Main Line.[1]
References
edit- ^ a b 821系が営業運転を開始 [821 series begins commercial operation]. Japan Railfan Magazine Online (in Japanese). Japan: Koyusha Co., Ltd. 17 March 2019. Archived from the original on 21 November 2021. Retrieved 18 January 2023.
- ^ a b JR九州、次世代近郊型交流電車「821系」導入へ [JR Kyushu to introduce new-generation 821 series AC suburban trains]. tetsudo-shimbun.com (in Japanese). Japan: Tetsudo Shimbunsha. 26 January 2018. Archived from the original on 26 January 2018. Retrieved 26 January 2018.
- ^ a b 821系が甲種輸送される [821 series delivered]. Japan Railfan Magazine Online (in Japanese). Japan: Koyusha Co., Ltd. 21 February 2018. Archived from the original on 21 February 2018. Retrieved 21 February 2018.
- ^ a b Arie, Kenta; Yasumori, Keitaro (March 2019). JR九州 821系近郊形交流電車 [JR Kyushu 821 series AC suburban train]. Japan Railfan Magazine (in Japanese). Vol. 59, no. 695. Japan: Koyusha Co., Ltd. pp. 54–58.
External links
edit
Wikimedia Commons has media related to JR Kyushu 821.
- JR Kyushu press release issued on 26 January 2018 (in Japanese)