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Tobu 70000 series
Japanese electric multiple unit train type / From Wikipedia, the free encyclopedia
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The Tobu 70000 series (東武70000系, Tōbu 70000-kei) is a Japanese DC electric multiple unit (EMU) commuter train type operated by the private railway operator Tobu Railway on Tobu Skytree Line and Tokyo Metro Hibiya Line inter-running services since 7 July 2017.
Quick Facts In service, Manufacturer ...
Tobu 70000 series | |
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![]() 70000 series set 71701 in April 2021 | |
![]() The interior of the 70000 series | |
In service | 2017–present |
Manufacturer | Kinki Sharyo |
Built at | Higashiōsaka, Osaka |
Replaced | 20000 series |
Constructed | 2017–2020 |
Entered service | 7 July 2017 |
Number built |
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Formation | 7 cars per trainset Mc1-M1-M2-M3-M2'-M1'-Mc2 |
Fleet numbers |
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Operators | Tobu Railway |
Depots | Kasukabe |
Lines served |
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Specifications | |
Car body construction | Aluminium alloy |
Train length | 140.94 m (462 ft 5 in) |
Car length | 20.47 m (67 ft 2 in) (Mc) 20 m (65 ft 7 in) (M) |
Width | 2.78 m (9 ft 1 in) |
Height | 3,972 mm (13 ft 0.4 in) |
Doors | 4 pairs per side |
Maximum speed | 110 km/h (68.4 mph) |
Weight | 236.3 t (232.6 long tons; 260.5 short tons) |
Traction system | Mitsubishi 2-level VVVF (Si-IGBT switching device) |
Traction motors | Toshiba totally enclosed self-cooling PMSM |
Power output | 2,870 kW (205 kW x 2 per car) |
Acceleration | 0.92 m/s2 (2.1 mph/s) |
Deceleration | 1 m/s2 (2.2 mph/s) (service) 1.3 m/s2 (2.9 mph/s) (emergency) |
Electric system(s) | 1,500 V DC (nominal) from overhead catenary |
Current collector(s) | Pantograph |
Bogies | TRS-17M bolsterless |
Safety system(s) | TSP-ATS, CS-ATC |
Track gauge | 1,067 mm (3 ft 6 in) |
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