| 281 series | |
|---|---|
 A 281 series train | |
| Manufacturer | Kawasaki Heavy Industries, Kinki Sharyo |
| Family name | Haruka |
| Constructed | 1994–1995 |
| Entered service | 4 September 1994 |
| Number built | 63 vehicles |
| Number in service | 63 vehicles |
| Formation | 6/3 cars per trainset |
| Fleet numbers | HA601 – HA609, HA631 – HA633 |
| Capacity | 258 |
| Operators | JR-West |
| Depots | Hineno |
| Lines served | Tokaido Main Line, Osaka Loop Line, Hanwa Line, Kansai Airport Line |
| Specifications | |
| Car body construction | Steel |
| Car length | 20.74 m (68 ft 1 in) (end cars) 20 m (65 ft 7 in) (intermediate cars) |
| Width | 2.92 m (9 ft 7 in) |
| Height | 3.55 m (11 ft 8 in) |
| Maximum speed | 130 km/h (81 mph) |
| Traction system | Variable frequency (3-level GTO) |
| Acceleration | 1.8 km/(h⋅s) (1.1 mph/s) |
| Electric system(s) | 1,500 V DC overhead |
| Current collector(s) | WPS27D scissors-type pantograph |
| Bogies | WDT55 (motored) WTR239 (trailer) |
| Braking system(s) | Regenerative brake, electronically controlled pneumatic brakes, snow-resistant brake |
| Safety system(s) | ATS-P, ATS-SW |
| Multiple working | 271 series |
| Track gauge | 1,067 mm (3 ft 6 in) |
The 281 series (281系, 281-kei) is a DC electric multiple unit (EMU) train type operated by West Japan Railway Company (JR-West). It was introduced on September 4, 1994, for passengers travelling to/from Kansai International Airport. Provisions are made for luggage racks and dedicated luggage room.
