JR East class E231
Japan 1998 2736v produced
The E231 is a series of commuter EMUs developed for JR East in the end of the nineties. Based on the series 209 and E217, it is being powered by three-phase AC traction motors, has four doors per car and side and some cars with transverse seating. Compared to its predecessors, it has a wider body. Each set consists of four to ten cars, originally there were also eleven-car sets. From 2004, two cars of some sets were exchanged for double-decker cars.
Technical data
General
| Property | four-car | eleven-car |
|---|---|---|
| Built | 1998-2006, 2010-2011 | |
| Manufacturers | Kawasaki, Tokyu Car, Niitsu | |
| Wheel arrangement | 2-2+B-B+B-B+2-2 | 2-2+B-B+B-B+B-B+B-B+B-B+B-B+B-B+B-B+B-B+2-2 |
| Gauge | 1,067 mm (Cape gauge) | |
Dimensions and weights
| Property | four-car | eleven-car |
|---|---|---|
| Length | 80.00 m | 220.00 m |
| Empty mass | 109.6 t | 303.8 t |
Power
| Property | four-car | eleven-car |
|---|---|---|
| Power source | electric - DC | |
| Hourly power | 760 kW (1,033 PS) | 2,280 kW (3,100 PS) |
| Top speed | 120 km/h | |
