| 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
editThe train's demanded specs were decided by March 21, 2017. References:
| Features | Proposal | Reason | |
|---|---|---|---|
| Track gauge | 1067 mm | To make the train compatible with existing railway lines | |
| Voltage | Direct current750 V | Cuts energy losses compared to 600V | |
| Capacity | about 155 | To meet demands | |
| Stuff | Train length | Within 30 m | Train length limited to under 30 m by Japanese law. |
| Train width | Within 2,650 mm | 車内空間を広く確保し、より多くの輸送力を確保するため | |
| Train height | Below 3,625 mm | JR宇都宮駅西側への延伸を考慮 | |
| 軸重 | 10.5 t以下 | 峰町立体など既存施設活用のため | |
| 最小曲線半径 | 25 m以下 | ||
| 最小縦曲線半径 | 900 ｍｍ以下 | 急勾配区間の存在 | |
| 最急勾配 | 67 ‰以上 | 空車車両を牽引・推進可 | |
| 運転最高速度 | 70 km/h以上 | 将来的な速度向上を目指すため | |
| 加速度 | 3.5 km/h/s程度 | 衝突事故の防止、速達性の向上 | |
| 常用減速度 | 4.4 km/h/s程度 | ||
| 非常用減速度 | 5.0 km/h/s以上 | ||
| その他 | ワンマン運転対応（ICカード主体）、全扉での乗降・運賃収受に対応 | ||
| 電磁吸着ブレーキを搭載、保安ブレーキ搭載 | |||
| ATS設置可能 | |||
| 制限速度の超過を防止する機能 | |||