221 series

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221 series
A 221 series formation in March 2008
Manufacturer	JR-West Gotō Works JR-West Takatori Works Hitachi Kawasaki Heavy Industries Kinki Sharyo
Built at	Kobe, Yonago, Kudamatsu, Higashiōsaka
Family name	Amenity Liner
Replaced	113 series, 117 series, 201 series
Constructed	1989–1992
Entered service	March 1989
Refurbished	2012–2020
Number built	474 vehicles
Number in service	474 vehicles
Formation	2/4/6/8 cars per trainset
Operators	JR-West
Depots	Aboshi, Nara, Kyoto
Lines served	A Tōkaidō Main Line A Sanyō Main Line  A  Hokuriku Main Line A Akō Line B Kosei Line J Bantan Line E San'in Main Line O Osaka Loop Line F Osaka Higashi Line D Nara Line Q Yamatoji Line T Wakayama Line U Sakurai Line
Specifications
Car body construction	Steel
Car length	20,000 mm (65 ft 7 in)
Width	2,950 mm (9 ft 8 in)
Doors	3 pairs per side
Maximum speed	120 km/h (75 mph)
Traction system	Resistor control + field system superimposed field excitation control
Traction motors	WMT61S WMT64S
Electric system(s)	1,500 V DC overhead line
Current collector(s)	WPS27 scissors-type pantograph
Braking system(s)	Regenerative brake, electronically controlled pneumatic brakes, snow-resistant brake
Safety system(s)	ATS-P, ATS-SW
Coupling system	Shibata-Type
Multiple working	223/225 series
Track gauge	1,067 mm (3 ft 6 in)

The 221 series (221系, 221-kei) is a suburban electric multiple unit (EMU) train type operated by West Japan Railway Company (JR-West) in the Kansai Region of Japan since March 1989.^[1][2]