225 series
The 225 series (225系, 225-kei) is a DC electric multiple unit (EMU) train type operated by West Japan Railway Company (JR-West) on suburban services in the "Keihanshin" Kyoto-Osaka-Kobe area since December 2010.
| 225 series | |
|---|---|
The first 225-0 series unit delivered, January 2019 | |
| Manufacturer | Kawasaki Heavy Industries, Kinki Sharyo |
| Replaced | 103 series, 113 series, 117 series, 205 series, 221 series |
| Constructed | 2010–2012, 2016–2017, 2020– |
| Entered service | December 2010 |
| Refurbished | 2012 |
| Number under construction | 144 vehicles on order |
| Number built | 380 vehicles (as of 2023) |
| Number in service | 372 vehicles |
| Formation | 8/6/4 cars per trainset |
| Operators | JR-West |
| Depots | Aboshi, Hineno, Miyahara |
| Lines served |
|
| Specifications | |
| Car body construction | Stainless steel |
| Car length | 19.57 m (64 ft 2 in) (end cars) 19.5 m (64 ft 0 in) (intermediate cars) |
| Width | 2,950 mm (9 ft 8 in) |
| Floor height | 1,120 mm (3 ft 8 in) |
| Doors |
|
| Maximum speed | 130 km/h (81 mph) (225-0/100/700 series) 120 km/h (75 mph) (225-5000/5100/6000 series) |
| Traction system | Variable frequency (2-level IGBT) |
| Acceleration | 2.5 km/(h⋅s) (1.55 mph/s) |
| Deceleration | Normal:4.6 km/(h⋅s) (2.86 mph/s) Emergency: 5.2 km/(h⋅s) (3.23 mph/s) |
| Electric system(s) | 1,500 V DC Overhead |
| Current collector(s) | WPS28C single-arm pantograph (225-0/5000/6000 series) WPS28E single-arm pantograph (225-100/700/5100 series) |
| Bogies | WDT63 (powered), WTR246B/WTR246C (trailer)(225-0/6000 series) WDT63A (powered), WTR246D/WTR246E (trailer)(225-5000 series) |
| Braking system(s) | Regenerative brake, electronically controlled pneumatic brakes, snow-resistant brake, parking brake |
| Safety system(s) | ATS-SW2, ATS-P3 Dead man's switch (225-5100 series) |
| Multiple working | 221/223 series |
| Seating | 2+2 transverse |
| Track gauge | 1,067 mm (3 ft 6 in) |
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