Draft:Utsunomiya Light Rail HU300 series
| Utsunomiya Light Rail HU300 series | |
|---|---|
 Utsunomiya Light Rail HU300 series | |
 Interior of the train | |
| In service | 2023~ |
| Manufacturer | Niigata Transys |
| Constructed | 2021-2022 |
| Number built | 51 vehicles (17 sets) |
| Number in service | All (as of 2024) |
| Formation | 3 cars |
| Capacity | 160 (50 seats) |
| Operators | Utsunomiya Light Rail |
| Lines served | Utsunomiya Light Rail Utsunomiya Haga Light Rail Line |
| Specifications | |
| Train length | 29,520 mm |
| Width | 2,650 mm |
| Height | 3,625 mm |
| Doors | two per side |
| Maximum speed | 70 km/h |
| Weight | 39.0 t |
| Electric system(s) | 750 V DC |
| Current collector(s) | Overhead catenary |
| Track gauge | 1,067 mm (3 ft 6 in) |
The Utsunomiya Light Rail HU300 series (宇都宮ライトレールHU300形電車) is a electric multiple unit type operated by Utsunomiya Light Rail on Utsunomiya Light Rail Utsunomiya Haga Light Rail Line services in Japan from 2023.
Construction and design
[edit]The train's demanded specs were decided by March 21, 2017.
| Features | Proposal | Reason | |
|---|---|---|---|
| Track gauge | 1067 mm | To make the train compatible with existing railway lines | |
| Voltage | Direct current 750 V |
Cuts energy losses compared to 600V | |
| Capacity | about 155 | To meet demands | |
| Stuff | Train length | Within 30 m | Train length is limited to below 30 m by Japanese law |
| Train width | Within 2,650 mm | To secure a large space in the car and ensure as much transportation capacity as possible | |
| Train height | Below 3,625 mm | Considering possible extension west of Utsunomiya | |
| Specified load | Less than 10.5 t | To use existing infrastructures | |
| Minimum curve radius | Less than 25 m | ||
| Minimum vertical curve radius | Less than 900 mm | To operate on steep roads | |
| Steepest gradient | More than 67 ‰ | To tow and propulse empty vehicles | |
| Maximum speed | Above 70km/h | For future increase in operating speed | |
| Acceleration | Around 3.5 km/h/s | Prevention of accidents | |
| Deceleration | Around 4.4 km/h/s | ||
| Deceleration (Emergency brakes) | More than 5.0 km/h/s | ||
| Others | Compatible with One-person operation and fare payments on all doors | ||
| Magnetic track brakes and backup brakes | |||
| Compatible with Automatic Train Stop | |||
| Features to prevent overspeeding | |||
Niigata Transys signed the contract to design and manufacture the trains.
References
[edit]- ^ "軌道運送高度化実施計画の概要" (PDF). Utsunomiya. 22 September 2016.
- ^ "ＬＲＴ車両部会の検討状況について" (PDF). Utsunomiya. 21 March 2017.