Toei 7700 series

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Toei 7700 series
In service 30 May 2016–
Constructed 2016
Number under construction 6 cars
Number in service 2 cars
Formation Single car
Fleet numbers 7701–7708
Operator(s) Tokyo Metropolitan Bureau of Transportation
Depot(s) Arakawa
Line(s) served Toden Arakawa Line
Specifications
Car body construction Steel
Car length 12,520 mm (41 ft 1 in)[1]
Width 2,203 mm (7 ft 2.7 in)[1]
Height 3,685 mm (12 ft 1.1 in)[1]
Floor height 760 mm (2 ft 6 in)[1]
Doors 2 sliding doors per side
Maximum speed 40 km/h (25 mph)[1]
Weight 18.5 t[1]
Acceleration 3.0 km/h/s[1]
Deceleration <templatestyles src="Plainlist/styles.css"/>
  • 4.5 km/h/s (service)[1]
  • 5.0 km/h/s (emergency)[1]
Electric system(s) 600 V DC
Current collection method Overhead wire
Track gauge 1,372 mm (4 ft 6 in)

The Toei 7700 series (東京都交通局7700形?) is a tramcar type operated by Tokyo Metropolitan Bureau of Transportation (Toei) on the Toden Arakawa Line in Tokyo, Japan, since May 2016. The planned fleet of eight cars is to be built from former 7000 series cars, rebuilt with new bogies and electrical equipment.[1]

Design

The 7700 series cars are rebuilt from former 7000 series cars, which themselves were rebuilt in 1977 from cars dating from the 1950s with new bodies on the original underframes.[2] The 7700 series cars reuse the bodies and air-conditioning equipment of the 7000 series cars but with new bogies identical to those used on the 8900 series cars and VVVF control equipment.[3] The interiors have also been completely refurbished with the doorways widened from 900 mm (35 in) to 1,000 mm (39 in).[1] Interior LED lighting is used.[1] The cost of building the 7700 series from the earlier 7000 series cars is approximately 130 million yen per car, compared to the cost of approximately 180 million yen for purchasing new 8900 series cars.[4]

Liveries

The individual tramcars are finished in retro-style liveries as follows.

Car No. Colour
7701      Green
7702      Green
7703
7704
7705
7706
7707
7708

History

Toei announced details of the new 7700 series fleet in March 2016.[3]

The first car, 7701 in green livery, entered service on 30 May 2016.[5] The two green-liveried cars will be followed by three cars in maroon livery and three cars in blue livery, all entering service by the end of fiscal 2016.[6]

References

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External links

ja:東京都交通局7700形電車