321 series
| 321 series | |
|---|---|
 321 series train on a Tōkaidō Main Line service, July 2006 | |
| In service | December 2005– |
| Manufacturer | Kinki Sharyo |
| Built at | Higashiōsaka |
| Replaced | 201 series, 205 series |
| Constructed | 2005– |
| Number built | 273 vehicles (39 sets) |
| Formation | 7 cars per trainset |
| Fleet numbers | D1–D39 |
| Operators | JR-West |
| Depots | Aboshi |
| Lines served | Tōkaidō Main Line, Sanyō Main Line, Kosei Line, Fukuchiyama Line, JR Tōzai Line, Katamachi Line, Osaka Higashi Line, Yamatoji Line |
| Specifications | |
| Car body construction | Stainless steel |
| Train length | 136,600 mm (448 ft 2 in) |
| Car length | 19,550 mm (64 ft 2 in) (end cars) 19,500 mm (64 ft 0 in) (intermediate cars) |
| Width | 2,950 mm (9 ft 8 in) |
| Height | 3,630 mm (11 ft 11 in) |
| Doors | 4 pairs per side |
| Maximum speed | 120 km/h (75 mph) |
| Weight | 232.8 t |
| Traction system | Variable frequency (2-level IGBT) |
| Power output | 270 kW |
| Acceleration | 2.5 km/h/s |
| Deceleration | 4.2 km/h/s (emergency) |
| Electric system(s) | 1,500 V DC overhead |
| Current collector(s) | WPS27D scissors-type pantograph |
| Bogies | WDT63 (powered), WTR246/WTR246A (trailer) |
| Braking system(s) | Regenerative brake, electronically controlled pneumatic brakes, snow-resistant brake |
| Safety system(s) | ATS-SW, ATS-P |
| Track gauge | 1,067 mm (3 ft 6 in) |
The 321 series (321系, Sanbyaku-nijūichi-kei) is a commuter electric multiple unit (EMU) train type operated by West Japan Railway Company (JR-West) in the Kansai Region of Japan.
Overview
The 321 series was developed from the earlier 207 series to replace the ageing 201 series and 205 series trains on the Tōkaidō Main Line. One 321 series set also replaced the 207 series (set Z16) withdrawn due to collision damage sustained in the Amagasaki rail crash of 25 April 2005.
Operations
- Tōkaidō Main Line and Sanyō Main Line: Kyoto – Kakogawa
- Fukuchiyama Line: Osaka – Sasayamaguchi
- Kosei Line: Kyoto – Yamashina – Ōmi-Maiko
- JR Tōzai Line and Katamachi Line: Amagasaki – Kyoto
- Osaka Higashi Line and Kansai Main Line (Yamatoji Line): Kizu – Nara, Nara – Kyūhōji – Hanaten
Formation
| Car No. | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
|---|---|---|---|---|---|---|---|
| Designation | M'c | M | T | M' | M | M' | Mc |
| Numbering | KuMoHa 320 | MoHa 321 | SaHa 321 | MoHa 320 | MoHa 321 | MoHa 320 | KuMoHa 321 |
| Capacity | 142 | 156 | 156 | 156 | 156 | 156 | 142 |
| Weight | 35.1 t | 34.1 t | 27.3 t | 33.3 t | 34.1 t | 33.3 t | 35.6 t |
KuMoHa321 and MoHa321 cars each have two scissors-type pantographs.
Interior
-
Original interior style, June 2010 -
Interior following changes to seat covers and hanging straps, November 2013 -
LCD passenger information display
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References
- JR全車両ハンドブック2006 (JR Rolling Stock Handbook 2006). Japan: Neko Publishing. 2006.
- JR電車編成表 '07冬号 (JR EMU Formations - Winter 2007). Japan: JRR. December 2006. ISBN 4-88283-046-9.
External links
Wikimedia Commons has media related to JR-West 321.
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