Nankai 8000 series

The Nankai 8000 series (南海8000系) is an electric multiple unit (EMU) train type operated by the private railway operator Nankai Electric Railway in Japan since 2008.^[1]

Nankai 8000 series
Set 8008 in July 2017
In service	2008–
Manufacturer	Tokyu Car, J-TREC
Built at	Yokohama
Replaced	7000 series
Constructed	2007–
Entered service	26 March 2008
Number built	52 vehicles (13 sets)
Number in service	52 vehicles (13 sets)
Formation	4 cars per trainset
Fleet numbers	8001–
Operators	Nankai Electric Railway
Lines served	Nankai Main Line Nankai Wakayamakō Line Nankai Airport Line Nankai Koya Line
Specifications
Car body construction	Stainless steel
Car length	20,800 mm (68 ft 3 in) (end cars) 20,700 mm (67 ft 11 in) (intermediate cars)
Width	2,820 mm (9 ft 3 in)
Height	4,140 mm (13 ft 7 in) (end cars) 4,050 mm (13 ft 3 in) (intermediate cars)
Floor height	1,150 mm (3 ft 9 in)
Doors	4 pairs per side
Maximum speed	110 km/h (68 mph)
Traction system	Variable-frequency
Traction motors	MB-5091-A2 (180 kW) (4 per motor car)
Power output	1,440 kW per 4-car set
Acceleration	2.5 km/(h⋅s) (1.6 mph/s)
Deceleration	3.7 km/(h⋅s) (2.3 mph/s) (service) 4.0 km/(h⋅s) (2.5 mph/s) (emergency)
Electric system(s)	1,500 V DC
Current collector(s)	Overhead wire
Bogies	SS177M (motored) SS177T (trailer)
Multiple working	12000 series
Track gauge	1,067 mm (3 ft 6 in)

Design

The 8000 series design was developed from the earlier 1000 series EMUs first introduced in 1992.^[1]

Operations

The 8000 series is used on Nankai Main Line commuter services singly or coupled with 12000 series EMUs on Southern Premium limited express services to provide non-reserved accommodation.^[1] Since 12 October 2024, 8000 series sets have also been used on Koya Line services.^[2]

Formation

As of 1 April 2016^[update], the fleet consisted of thirteen four-car sets formed as follows with two motored (M) cars and two trailer (T) cars.^[3][4]

Designation	Mc1	T1	T2	Mc2
Numbering	8000	8800	8850	8100
Weight (t)	37.5	26.0	27.5	36.0
Capacity (total/seated)	142/47	152/55	152/55	142/47

The two end cars are each fitted with one PT7144-B single-arm pantograph.^[4]

Interior

Passenger accommodation consists of longitudinal seating throughout, with a seat width of 460 mm (18 in) per person.^[4]

• 
  The interior of an 8000 series trainset in September 2011

History

The first two sets (8001 and 8002) were delivered in October 2007.^[5] The first set entered service on 26 March 2008.^[6]

Fleet history

The fleet history details are as shown below.

Set No.	Manufacturer	Date delivered	Allocation
8001	Tokyu Car Corporation	October 2007[5]	Main Line (2008–2024) Koya Line (2024–present)[2]
8002
8003		March 2009[7]	Main Line
8004
8005		November 2010[8]
8006		February 2012[9]
8007
8008	J-TREC (Yokohama)	January 2013[10]
8009
8010		March 2014[11]
8011
8012		March 2014[12]
8013