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.