E721 series
E721/SAT721 series | |
---|---|
E721-0 series (right) and SAT721 series (left), August 2007 | |
In service | February 2007–Present |
Manufacturer | Kawasaki Heavy Industries, Tokyu Car Corporation, J-TREC (Niitsu and Yokohama) |
Replaced | 719 series |
Constructed | 2006–2017 |
Number under construction | 76 vehicles (19 sets) |
Number built | 102 vehicles (51 sets) |
Number in service | 98 vehicles (49 sets) |
Number scrapped | 4 vehicles (2 sets) |
Formation | 2-cars per set |
Fleet numbers | P1–P44, P501–P504, SA101–SA103 |
Operator(s) | JR East |
Depot(s) | Sendai |
Line(s) served | |
Specifications | |
Car body construction | Stainless steel |
Car length | 20,000 mm (65 ft 7 in) |
Width | 2,950 mm (9 ft 8 in) |
Floor height | 950 mm (3 ft 1 in) |
Doors | 3 pairs per side |
Maximum speed | 120 km/h (75 mph) |
Weight | 74.4 t per set |
Power output | 500 kW per motor |
Electric system(s) | 20 kV AC (50Hz) |
Current collection method | overhead catenary |
Bogies | DT72 (motored), TR256 (trailer) |
Safety system(s) | ATS-Ps |
Multiple working | 701 series |
Track gauge | 1,067 mm (3 ft 6 in) |
The E721 series (E721系) is an electric multiple unit (EMU) train type operated by East Japan Railway Company (JR East) on services in the Sendai area of Japan since February 2007.
Variants
- E721-0 series 2-car sets, since February 2007
- E721-500 series 2-car sets, since March 2007
- E721-1000 series 4-car sets, from November 2016
- SAT721 series 2-car sets, since March 2007 (owned by Sendai Airport Transit)
- E721-0 series set P-4 in March 2007
- E721-500 series set P-502 in November 2007
- SAT721 series set SA102 in March 2008
Operations
- Tohoku Main Line
- Joban Line
- Senzan Line
- Sendai Airport Line (E721-500 series and SAT721 series only)
Formations
As of 1 October 2015, the fleet consists of 42 two-car E721-0 series sets (P-2 to P-44), four E721-500 series two-car sets (P-501 to P-504), and three SAT721 series two-car sets (SA101 to SA103), formed as follows with one motored (Mc) and one trailer (Tc') car.[1]
E721-0 series
Designation | Mc | Tc' |
---|---|---|
Numbering | KuMoHa E721-xx | KuHa E720-xx |
The KuMoHa cars have one PS109 single-arm pantograph. The KuHa cars have a toilet.[1]
E721-500 series
Designation | Mc | Tc' |
---|---|---|
Numbering | KuMoHa E721-50x | KuHa E720-50x |
The KuMoHa cars have one PS109 single-arm pantograph. The KuHa cars have a toilet.[1]
E721-1000 series
Designation | Mc | T | M | Tc' |
---|
The two motored cars (KuMoHa and MoHa) each have one single-arm pantograph. The KuHa cars have a toilet.
SAT721 series
Designation | Mc | Tc' |
---|---|---|
Numbering | SAT721-10x | SAT720-10x |
The KuMoHa cars have one PS109 single-arm pantograph. The KuHa cars have a toilet.[1]
History
The first E721-0 series sets were delivered from December 2006, and entered service on 1 February 2007 on Tohoku Main Line services.[1] The first E721-500 and SAT721 series sets were delivered from February 2006 and entered service on Sendai Airport services on 18 March 2007.[1]
Two sets, P-1 and P-19, were derailed and badly damaged by the 2011 Tōhoku earthquake and tsunami on 11 March 2011 while at Shinchi Station, and were withdrawn.[1]
- The remains of sets P-1 and P-19 at Shinchi Station after the tsunami in 2011
Future plans
A new fleet of 19 four-car E721-1000 sets (76 vehicles in total) is scheduled to be introduced between November 2016 and March 2017 for use on Tohoku Main Line, Joban Line, and Senzan Line services, replacing older 719 series units.[2] The new trains will be built by J-TREC, with construction shared between the company's Yokohama and Niitsu factories.[2] These trains will feature LED interior lighting.[2]
The first four intermediate cars were delivered from J-TREC's Niitsu factory to its Yokohama factory in September 2016 to be combined with driving cars.[3]
Fleet/build details
The manufacturers and delivery dates for the fleet are as shown below.[1]
E721-0 series
Set No. | Manufacturer | Date delivered | Date withdrawn |
---|---|---|---|
P-1 | Kawasaki Heavy Industries | 28 November 2006[4] | 12 March 2011[Note 1] |
P-2 | Kawasaki Heavy Industries | 17 January 2007 | |
P-3 | Kawasaki Heavy Industries | 17 January 2007 | |
P-4 | Kawasaki Heavy Industries | 17 January 2007 | |
P-5 | Tokyu Car | 18 December 2006 | |
P-6 | Tokyu Car | 18 December 2006 | |
P-7 | Kawasaki Heavy Industries | 15 January 2007 | |
P-8 | Kawasaki Heavy Industries | 6 February 2007 | |
P-9 | Kawasaki Heavy Industries | 6 February 2007 | |
P-10 | Kawasaki Heavy Industries | 23 February 2007 | |
P-11 | Kawasaki Heavy Industries | 23 February 2007 | |
P-12 | Tokyu Car | 15 January 2007 | |
P-13 | Tokyu Car | 15 January 2007 | |
P-14 | Kawasaki Heavy Industries | 28 February 2007 | |
P-15 | Kawasaki Heavy Industries | 28 February 2007 | |
P-16 | Kawasaki Heavy Industries | 8 March 2007 | |
P-17 | Kawasaki Heavy Industries | 8 March 2007 | |
P-18 | Kawasaki Heavy Industries | 23 March 2007 | |
P-19 | Kawasaki Heavy Industries | 23 March 2007[4] | 12 March 2011[Note 1] |
P-20 | Kawasaki Heavy Industries | 23 March 2007 | |
P-21 | Kawasaki Heavy Industries | 23 March 2007 | |
P-22 | Kawasaki Heavy Industries | 17 April 2007 | |
P-23 | Kawasaki Heavy Industries | 17 April 2007 | |
P-24 | Kawasaki Heavy Industries | 27 April 2007 | |
P-25 | Kawasaki Heavy Industries | 27 April 2007 | |
P-26 | Kawasaki Heavy Industries | 27 April 2007 | |
P-27 | Kawasaki Heavy Industries | 27 April 2007 | |
P-28 | Kawasaki Heavy Industries | 31 May 2007 | |
P-29 | Kawasaki Heavy Industries | 31 May 2007 | |
P-30 | Kawasaki Heavy Industries | 31 May 2007 | |
P-31 | Kawasaki Heavy Industries | 31 May 2007 | |
P-32 | Kawasaki Heavy Industries | 6 July 2007 | |
P-33 | Kawasaki Heavy Industries | 6 July 2007 | |
P-34 | Tokyu Car | 30 August 2007 | |
P-35 | Tokyu Car | 30 August 2007 | |
P-36 | Tokyu Car | 26 September 2007 | |
P-37 | Tokyu Car | 26 September 2007 | |
P-38 | Kawasaki Heavy Industries | 2 November 2007 | |
P-39 | Kawasaki Heavy Industries | 2 November 2007 | |
P-40 | Kawasaki Heavy Industries | 13 September 2010 | |
P-41 | Kawasaki Heavy Industries | 13 September 2010 | |
P-42 | Kawasaki Heavy Industries | 13 September 2010 | |
P-43 | Kawasaki Heavy Industries | 14 September 2010 | |
P-44 | Kawasaki Heavy Industries | 14 September 2010 |
E721-500 series
Set No. | Manufacturer | Date delivered | Date withdrawn |
---|---|---|---|
P-501 | Kawasaki Heavy Industries | 17 February 2006 | |
P-502 | Kawasaki Heavy Industries | 30 September 2006 | |
P-503 | Kawasaki Heavy Industries | 30 September 2006 | |
P-504 | Tokyu Car | 25 October 2006 |
SAT721 series
Set No. | Manufacturer | Date delivered | Date withdrawn |
---|---|---|---|
SA101 | Kawasaki Heavy Industries | 20 November 2006 | |
SA102 | Kawasaki Heavy Industries | 20 November 2006 | |
SA103 | Kawasaki Heavy Industries | 20 November 2006 |
See also
- Aoimori 703 series, a derivative for use on the Aoimori Railway
References
- 1 2 3 4 5 6 7 8 JR電車編成表 2016冬 [JR EMU Formations - Winter 2016] (in Japanese). Japan: Kotsu Shimbunsha. 18 November 2015. p. 28-29. ISBN 978-4-330-62315-3.
- 1 2 3 E721系1000 代新造車両の投入について [Details of introduction of new E721-1000 series trains] (pdf). News release (in Japanese). Japan: East Japan Railway Company Sendai Division. 26 May 2016. Retrieved 27 May 2016.
- ↑ E721系1000番台中間車が甲種輸送される [E721-1000 series intermediate cars transported]. Japan Railfan Magazine Online (in Japanese). Japan: Koyusha Co., Ltd. 23 September 2016. Archived from the original on 23 September 2016. Retrieved 23 September 2016.
- 1 2 JR電車編成表 2010夏 [JR EMU Formations - Summer 2010] (in Japanese). Japan: Kotsu Shimbunsha. May 2010. p. 25. ISBN 978-4-330-14310-1.
External links
Wikimedia Commons has media related to JR East E721. |
- JR East E721 series (Japanese)