A mountain-route design
The Hokuriku route combines steep gradients with power-frequency changes. Kawasaki treats traction, braking and dual-frequency equipment as linked route requirements.
新幹線
W7 · Hokuriku
細看特徵
Sister design to E7. Check the operator or set marking.
技術與主要規格
W7 · W formation; JR West representative data, 2025
JR West publishes its W7 specification separately from JR East’s E7. The representative train mass is tied to the 2025 source; individual sets and later alterations require their own records.
| 編組·輛數 / M / T | 12 cars |
|---|---|
| 編組質量 | 542.1 t · representative train |
| 速度 | 260 km/h |
M為動力車，T為無動力車。數值以一組列車為單位。
佐證資料 · 2026-11-07
- データで見るJR西日本2025 · 車両 · JR西日本 · 2025 · W7系（W編成） vehicle entry
解讀車輛設計
W7 · joint E7/W7 engineering account, 2016
| Traction-unit organisation | Five units: 3 + 2 + 2 + 2 + 3 cars |
|---|---|
| Gradient capability | Traction and braking designed for 30‰ gradients |
| Power-frequency compatibility | 50 and 60 Hz equipment |
技術資料與頁碼
- 北陸新幹線用 E7系／W7系新幹線電車
川崎重工技報 第177号 · 2016-05 · pp.30–31; §1 and §2(2)–(5)
座位指南
For a seat with both a window and direct aisle access, choose the single-seat side of GranClass. The official chart numbers six rows and shows which seat stands alone.
| GranClass | Car 12 | 1 + 2 |
|---|
Seat plans and sources · JR東日本 · GranClass
資料來源與更新
查核日期 2026-11-07