E721-0 series (right) and SAT721 series (left), August 2007
Manufacturer
Kawasaki Heavy Industries, Tokyu Car Corporation, J-TREC (Niitsu and Yokohama)
Replaced
455 series, 417 series, 717 series, 719 series
Constructed
2006–
Entered service
February 2007
Number under construction
36 vehicles (9 sets)
Number built
146 vehicles (63 sets)
Number in service
142 vehicles (61 sets)
Number scrapped
4 vehicles (2 sets, tsunami damage)
Formation
2/4 cars per set
Fleet numbers
P1–P44, P501–P504, P4-1–P4-19, SA101–SA103
Operators
JR East Sendai Airport Transit (SAT721) Abukuma Express (AB900)
Depots
Sendai
Lines served
Tohoku Main Line
Joban Line
Senzan Line
Sendai Airport Line
Abukuma Express Line
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)
Power output
500 kW per motor
Electric system(s)
20 kV AC (50 Hz) overhead catenary
Current collector(s)
Pantograph
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 AC 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.
The E721series (E721系) is an AC electric multiple unit (EMU) train type operated by East Japan Railway Company (JR East) on services in the Sendai area...
converters and transformers with similar equipment to that used on the later E721series trains, as well as new flooring material internally. The KuMoHa 701 car...
dual-voltage 451 series, 453 series, 457 series, and 475 series EMUs. 717-0 series: 3-car 20 kV AC 50 Hz sets converted from former 451 series cars for use...
seen as the most practical solution. In at least one case, with the E721series EMU used on JR East lines in the Tohoku region, the floor of the train...
Retrieved 25 May 2023. 「大阪メトロ」400系ローレル賞、デザイン性や多様な設備など評価 ["Osaka Metro" 400 series receives Laurel Prize for outstanding design and facilities]. Mynavi News...
Japan, since March 2014. Based on the JR East E721series EMUs first introduced in 2006, two two-car 703 series trains were manufactured by J-TREC in Yokohama...
building in January 2008 The remains of Shinchi Station, including an E721series train, after the tsunami in 2011 In 2018, the station was used by an...
Ribbon Award: JR Central & JR West N700 Series Shinkansen 2008 Laurel Prize: JR East/Sendai Airport Transit E721series/SAT721 EMU and JR East KiHa E200 DMU...
E721-500 and SAT721 series 2-car EMUs SAT has ordered six 2-car SAT721 trainsets which are used in conjunction with similar design JR E721-500 series...
six-car 485 series EMU trainsets until the timetable revision in March 2020, at which point the service began to be operated with E721series EMUs equipped...
701 series trains already used in the area. Due to lacking of spare train components, the 719-0 series was gradually replaced by the E721-1000 series from...
Tōhoku earthquake and tsunami. Trains were operated using 485 series, 583 series, and E721series EMUs, with all seats non-reserved. Wikimedia Commons has...
meta-analysis, and modelling study". The Lancet. Global Health. 8 (5): e721–e729. doi:10.1016/S2214-109X(20)30117-0. hdl:10044/1/78967. PMID 32353319...
intrinsic period of the human circadian timing system". PLOS ONE. 2 (8): e721. Bibcode:2007PLoSO...2..721S. doi:10.1371/journal.pone.0000721. PMC 1934931...
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