Back JR-Baureihe E231 German JR East série E231 French JR E231 sorozat Hungarian Elettrotreno serie E231 Italian JR東日本E231系電車 Japanese 동일본 여객철도 E231계 전동차 Korean JR E231 Polish Электропоезд серии JR E231 500 Russian E231 series SIMPLE JR東日本E231系電力動車組 Chinese
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| E231 series | |
|---|---|
 A Chūō–Sōbu Line E231-0 series train in December 2022 | |
| Manufacturer | JR East, Kawasaki Heavy Industries, Tokyu Car Corporation |
| Built at | Niitsu, Kobe, Yokohama |
| Replaced | 103 series, 113 series, 115 series, 201 series, 205 series, 301 series |
| Constructed | 1998–2006 2010–2011 (SaHa E231-600 & SaHa E231-4600 carriages) |
| Entered service | 13 March 2000 |
| Refurbished | 2014– |
| Scrapped | 2010– |
| Number built | 2,736 vehicles |
| Number in service | 2,476 vehicles (+48 vehicles converted to E235 series) |
| Number scrapped | 212 vehicles |
| Successor | E235 series (Yamanote Line) |
| Formation | 4/5/8/10 cars per trainset (Previously also 11) |
| Operators | JR East |
| Depots | Kawagoe, Keiyō, Kōzu, Matsudo, Mitaka, Oyama |
| Lines served | (See below) |
| Specifications | |
| Car body construction | Stainless steel |
| Car length | 20,000 mm (65 ft 7 in)[1] |
| Width | 2,950 mm (9 ft 8 in)[1] |
| Doors | 4 pairs per side (previously also 6 pairs per side) 2 doors per side (Green cars) |
| Maximum speed | 120 km/h (75 mph)[1] |
| Traction system | IGBT-VVVF |
| Acceleration | 2.5, 3, or 3.3 km/(h⋅s) (1.6, 1.9, or 2.1 mph/s) |
| Deceleration | 4 km/(h⋅s) (2.5 mph/s) (service) 4.5 km/(h⋅s) (2.8 mph/s) (emergency) |
| HVAC | AU725/AU726 |
| Electric system(s) | 1,500 V DC overhead |
| Current collector(s) | Overhead line |
| Bogies | DT61 (powered), TR246 (trailer) |
| Braking system(s) | Regenerative brake, electronically controlled pneumatic brakes |
| Safety system(s) | ATS-P, ATS-SN, D-ATC |
| Coupling system | Shibata type |
| Multiple working | E233-3000 series (for E231-1000 series only) |
| Track gauge | 1,067 mm (3 ft 6 in) |
The E231 series (E231系, E231-kei) is an electric multiple unit (EMU) train type used for commuter and outer-suburban services operated by East Japan Railway Company (JR East) in Japan since 2000.
- ^ a b c Jēāru zensharyō handobukku: Rail Magazine 2009 JR全車輌ハンドブック2009 [JR Rolling Stock Handbook 2009]. Japan: Neko Publishing. 2009. ISBN 978-4-7770-0836-0.