821 series

821 series
821 series
	Set U002 in June 2019
In service	March 2019 – Present
Manufacturer	Hitachi
Built at	Kudamatsu, Yamaguchi
Constructed	2018–2022
Entered service	16 March 2019
Number built	21 vehicles (7 sets)
Formation	3 cars per trainset
Fleet numbers	U001-
Operator	JR Kyushu
Line 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	20 kV 60 Hz AC (overhead catenary)
Current collection	Pantograph
Multiple working	811 series
Track gauge	1,067 mm (3 ft 6 in)

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. There are currently 7 three-car trains in service.

Formation

The 821 series trains are formed as three-car sets as follows.

Designation	Mc	T	Tc
Numbering	KuMoHa 821	SaHa 822	KuHa 821

The KuMoHa 821 car is equipped with one single-arm pantograph.

The pantograph end of driving car KuMoHa 821-2

History

Details of the trains on order were officially announced by JR Kyushu in January 2018. Two three-car trains were delivered in February 2018 from the Hitachi factory in Kudamatsu, Yamaguchi.

The trains first entered revenue service on 16 March 2019 on the Kagoshima Main Line.

References

1 2 821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.
1 2 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.
1 2 821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.
1 2 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

JR Kyushu press release issued on 26 January 2018 (in Japanese)

[railfan_2019-03-17-1] 1 2 821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.

[tetsudoshimbun20180126-2] 1 2 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.

[railfan20180221-3] 1 2 821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.

[railfan695-4] 1 2 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.