253 series

253 series
A 253 series train on a Narita Express service in June 2008
In service	1991–present
Manufacturer	Kinki Sharyo, Tokyu Car Corporation
Replaced	189 series, 485 series (Nikkō sets only)
Constructed	1990–2002
Entered service	19 March 1991
Refurbished	2010
Number built	111 vehicles
Number in service	12 vehicles (2 sets)
Number scrapped	93 vehicles
Successor	E259 series (Narita Express)
Formation	6 cars per trainset (3 cars in the past)
Fleet numbers	OM-N1 – OM-N2 (253-1000 series) Former Ne01–Ne11 Ne101–Ne110 Ne201–Ne202
Operators	JR East
Depots	Omiya
Lines served	Yamanote Freight Line, Tohoku Main Line, Tobu Nikko Line
Specifications
Car body construction	Steel
Car length	20,930 mm (68 ft 8 in) (end cars) 20,500 mm (67 ft 3 in) (intermediate cars)
Width	2,946 mm (9 ft 8 in)
Doors	2 per side
Maximum speed	130 km/h (81 mph)
Traction system	Resistor control + field system superimposed field excitation control (253-0/200 series) Variable frequency (IGBT) (253-1000 series)
Electric system(s)	1,500 V DC (overhead wire)
Current collector(s)	Pantograph
Bogies	DT69, TR254 (253-200 series only)
Braking system(s)	Regenerative brake, electronically controlled pneumatic brakes
Safety system(s)	ATS-P, ATS-SN, ATC-5 (not used), Tōbu ATS (253-1000 series only)
Track gauge	1,067 mm (3 ft 6 in)

The 253 series (253系) is a DC electric multiple unit (EMU) train type operated by East Japan Railway Company (JR East). It was introduced on 19 March 1991 for use exclusively on the Narita Express, a limited express service linking Narita International Airport with stations in the Tokyo area. The 253 series trains were withdrawn from Narita Express services on 30 June 2010,^[1] with two trains redeployed on Nikkō and Kinugawa limited express services from June 2011.