{
  "edition": "2026-11-07",
  "id": "e3",
  "locale": "de",
  "url": "https://senroam.com/de/trains/e3/",
  "name": "E3 · Akita · Yamagata",
  "summary": "E3 · Akita · Yamagata · Kompakter silberner Führerstand; ursprüngliche Komachi-Farbgebung.",
  "type": "train",
  "questions": [],
  "sources": [
    {
      "url": "https://www.railway-museum.jp/event/pdf/tp_worksheet3.pdf",
      "checked": "2026-11-07",
      "lang": "ja"
    }
  ],
  "detail": "Kompakter silberner Führerstand; ursprüngliche Komachi-Farbgebung.",
  "technical": {
    "record": {
      "scope": [
        "E3 · six-car Akita configuration in the 2013 comparison",
        "E3系 · 2013年比較表の秋田用6両編成"
      ],
      "rows": [
        [
          "formation",
          "6 · 4M2T",
          "6 · 4M2T",
          "jr2013"
        ],
        [
          "length",
          "128 m",
          "128 m",
          "jr2013"
        ],
        [
          "width",
          "2,945 mm",
          "2,945 mm",
          "jr2013"
        ],
        [
          "motor",
          "300 kW · continuous",
          "300 kW · 連続定格",
          "jr2013"
        ],
        [
          "supply",
          "AC 25 / 20 kV · 50 Hz",
          "交流25 / 20 kV · 50 Hz",
          "jr2013"
        ],
        [
          "protection",
          "DS-ATC · ATS-P",
          "DS-ATC · ATS-P",
          "jr2013"
        ]
      ],
      "note": [
        "The six-car configuration describes the Akita design. Seven-car Yamagata sets and later conversions require separate specifications. The two supply voltages allow the train to cross between Shinkansen and converted conventional routes.",
        "6両編成は秋田用の仕様。山形用7両編成や後年の改造車は別の諸元となる。2種類の架線電圧に対応し、新幹線と改軌した在来線を直通する。"
      ]
    },
    "sources": {
      "jr2013": {
        "title": "JR-East Shinkansen",
        "publisher": "JR East · Yagishita",
        "url": "https://www.schienenfahrzeugtagung.at/download/PDF2013/02_Yagishita.pdf",
        "language": "en",
        "date": "2013",
        "locator": "Slide “Features of rolling stock”, comparison table",
        "supports": "E2-1000, six-car E3, E4, E5, E6 formation, train length, body width, per-motor continuous output, electrical supply and signalling as presented in 2013.",
        "checked": "2026-11-07"
      },
      "hitachi97": {
        "title": "新型高速新幹線電車",
        "publisher": "日立製作所 · 日立評論",
        "url": "https://www.hitachihyoron.com/jp/pdf/1997/02/1997_02_02.pdf",
        "language": "ja",
        "date": "1997-02",
        "locator": "Table 1, printed pp.154–155",
        "supports": "Historical E1 supply/formation; original E2 50/60 Hz capability. Early E3 five-car data is excluded from the later six-car profile.",
        "checked": "2026-11-07"
      },
      "e1launch": {
        "title": "全車2階建て新幹線電車",
        "publisher": "日本機械学会 · JR東日本提供",
        "url": "https://www.jsme.or.jp/tldnew/uploads/sites/26/2022/01/NL07.pdf",
        "language": "ja",
        "date": "1994-03",
        "locator": "Article “全車2階建て新幹線電車”",
        "supports": "Original E1 240km/h, VVVF control and regenerative/electrically commanded air braking.",
        "checked": "2026-11-07"
      },
      "e4hitachi": {
        "title": "社会・産業・家庭 · E4系2階建新幹線電車",
        "publisher": "日立製作所 · 日立評論",
        "url": "https://www.hitachihyoron.com/jp/pdf/1999/01/1999_01_06.pdf",
        "language": "ja",
        "date": "1999-01",
        "locator": "交通システム · E4系2階建新幹線電車",
        "supports": "E4 aluminium body, eight cars, IGBT three-level PWM main converter and 1997-12 delivery.",
        "checked": "2026-11-07"
      },
      "e5motor": {
        "title": "JR East – Series E5",
        "publisher": "Hitachi Industrial Products",
        "url": "https://www.hitachi-ip.com/products/traction_motors/casestudy/series_e5.html",
        "language": "en",
        "date": null,
        "locator": "Traction motor specifications",
        "supports": "Hitachi-supplied E5 induction motor, rated 300kW, copper rotor, forced ventilation, 431kg and 696 × 512mm. The dimensions and mass refer to one motor.",
        "checked": "2026-11-07"
      },
      "drive2012": {
        "title": "さまざまなニーズに応える鉄道車両駆動用主回路技術",
        "publisher": "日立製作所 · 日立評論",
        "url": "https://www.hitachihyoron.com/jp/pdf/2012/06/2012_06_04.pdf",
        "language": "ja",
        "date": "2012-06",
        "locator": "§3.1 and Figure 3",
        "supports": "Hitachi E5/E6 main-converter design commonality; IGBT three-level converter/inverter architecture. Applies to Hitachi equipment.",
        "checked": "2026-11-07"
      },
      "e7jtrec": {
        "title": "JR東日本 E7系新幹線電車",
        "publisher": "総合車両製作所",
        "url": "https://www.j-trec.co.jp/company/070/03/jtr03_26-31.pdf",
        "language": "ja",
        "date": "2014-12",
        "locator": "Printed pp.26–31; §2.1.1 and Table 1",
        "supports": "E7 original 12-car 10M2T formation, aluminium double skin, 9.1m nose, 300kW forced-air squirrel-cage motors, 25kV supply, three-level PWM, regenerative/electrically commanded air brakes, DT211/TR7010/TR7010A bogies and DS-ATC/RS-ATC.",
        "checked": "2026-11-07",
        "availability": [
          "Original PDF link returned 404 on 7 November 2026. The bibliographic reference is retained; use the separately cited Kawasaki paper below for newly verified design context.",
          "2026年11月7日の確認では元のPDFリンクが404を返した。書誌情報は保持し、新たに確認した設計上の解説には下段で別途引用する川崎重工の資料を用いる。"
        ]
      },
      "h5launch": {
        "title": "北海道新幹線用車両（H5系）の概要",
        "publisher": "JR北海道",
        "url": "https://www.jrhokkaido.co.jp/press/2014/140416-1.pdf",
        "language": "ja",
        "date": "2014-04-16",
        "locator": "別紙 · 仕様表",
        "supports": "Original H5 ten-car formation, maximum tilt 1.5 degrees, full active suspension, seating pitch. Original capacity is historical.",
        "checked": "2026-11-07"
      },
      "h5guide": {
        "title": "はやぶさ・はやて H5系",
        "publisher": "JR北海道",
        "url": "https://www.jrhokkaido.co.jp/train/shinkansen.html",
        "language": "ja",
        "date": null,
        "locator": "車両概要",
        "supports": "H5 based on E5; ten cars and 320km/h capability. Hokkaido line speeds are qualified separately by operator.",
        "checked": "2026-11-07"
      },
      "west2025": {
        "title": "データで見るJR西日本2025 · 車両",
        "publisher": "JR西日本",
        "url": "https://www.westjr.co.jp/company/info/issue/data/pdf/data2025_15.pdf",
        "language": "ja",
        "date": "2025",
        "locator": "W7系（W編成） vehicle entry",
        "supports": "W7 representative twelve-car formation, 542.1t train mass and 260km/h service speed. Parsed class seat totals are inconsistent and excluded.",
        "checked": "2026-11-07"
      },
      "e8reveal": {
        "title": "JR東日本「E8系」山形新幹線の新型車両公開",
        "publisher": "マイナビニュース",
        "url": "https://news.mynavi.jp/article/20230224-e8/",
        "language": "ja",
        "date": "2023-02-24",
        "locator": "G1 formation and pantograph description",
        "supports": "G1 7-car 5M2T; aluminium body, pantographs on cars 12 and 16; Kawasaki/Hitachi manufacturers.",
        "checked": "2026-11-07"
      },
      "e2guide": {
        "title": "E2系 · JR東日本の列車たち",
        "publisher": "JR東日本",
        "url": "https://www.jreast.co.jp/train/shinkan/e2.html",
        "language": "ja",
        "date": null,
        "locator": "基本情報・車両編成",
        "supports": "Operator series context, operating capability, design features and formation.",
        "checked": "2026-11-07"
      },
      "e3guide": {
        "title": "E3系 · JR東日本の列車たち",
        "publisher": "JR東日本",
        "url": "https://www.jreast.co.jp/train/shinkan/e3.html",
        "language": "ja",
        "date": null,
        "locator": "基本情報・車両編成",
        "supports": "Operator series context, operating capability, design features and formation.",
        "checked": "2026-11-07"
      },
      "e5guide": {
        "title": "E5系 · JR東日本の列車たち",
        "publisher": "JR東日本",
        "url": "https://www.jreast.co.jp/train/shinkan/e5.html",
        "language": "ja",
        "date": null,
        "locator": "基本情報・車両編成",
        "supports": "Operator series context, operating capability, design features and formation.",
        "checked": "2026-11-07"
      },
      "e6guide": {
        "title": "E6系 · JR東日本の列車たち",
        "publisher": "JR東日本",
        "url": "https://www.jreast.co.jp/train/shinkan/e6.html",
        "language": "ja",
        "date": null,
        "locator": "基本情報・車両編成",
        "supports": "Operator series context, operating capability, design features and formation.",
        "checked": "2026-11-07"
      },
      "e7guide": {
        "title": "E7系 · JR東日本の列車たち",
        "publisher": "JR東日本",
        "url": "https://www.jreast.co.jp/train/shinkan/e7.html",
        "language": "ja",
        "date": null,
        "locator": "基本情報・車両編成",
        "supports": "Operator series context, operating capability, design features and formation.",
        "checked": "2026-11-07"
      },
      "e8guide": {
        "title": "E8系 · JR東日本の列車たち",
        "publisher": "JR東日本",
        "url": "https://www.jreast.co.jp/train/shinkan/e8.html",
        "language": "ja",
        "date": null,
        "locator": "基本情報・車両編成",
        "supports": "Operator series context, operating capability, design features and formation.",
        "checked": "2026-11-07"
      }
    }
  },
  "engineering": {
    "record": {
      "scope": {
        "en": "E3 pantograph development and Yamagata ride-control context",
        "ja": "E3系の集電装置開発と山形新幹線の乗り心地制御"
      },
      "facts": [
        {
          "label": {
            "en": "Pantograph",
            "ja": "パンタグラフ"
          },
          "value": {
            "en": "PS206 · low-noise single-arm design",
            "ja": "PS206 · 低騒音シングルアーム形"
          },
          "sources": [
            "east:east-toyo-centenary"
          ],
          "locator": "p.18 パンタグラフ開発の歴史"
        },
        {
          "label": {
            "en": "Manufacturer milestone",
            "ja": "メーカーの開発史"
          },
          "value": {
            "en": "1997: first application of Toyo’s low-noise Shinkansen single-arm design",
            "ja": "1997年：東洋電機の低騒音シングルアーム形を新幹線に初採用"
          },
          "sources": [
            "east:east-toyo-centenary"
          ],
          "locator": "p.18 パンタグラフ開発の歴史"
        },
        {
          "label": {
            "en": "Active lateral suspension",
            "ja": "左右動のフルアクティブ制御"
          },
          "value": {
            "en": "End cars in the E3 configuration compared by JR East",
            "ja": "JR東日本が比較するE3系では先頭車に搭載"
          },
          "sources": [
            "east:east-e8-launch"
          ],
          "locator": "乗り心地の向上"
        }
      ],
      "insights": [
        {
          "title": {
            "en": "Where active control was concentrated",
            "ja": "揺れやすい車両に制御を集中"
          },
          "text": {
            "en": "JR East identifies the leading and trailing cars as particularly exposed to lateral sway. Its E8 comparison describes active control at the E3 ends, then an expansion to every E8 car. This is a scoped Yamagata comparison, not every historical E3 variant.",
            "ja": "JR東日本は横揺れが生じやすい先頭車への搭載を説明し、E8系では全車へ拡大したとしている。山形新幹線の比較であり、歴代E3系の全仕様を一括した説明ではない。"
          },
          "sources": [
            "east:east-e8-launch"
          ],
          "locator": "乗り心地の向上"
        },
        {
          "title": {
            "en": "A smaller noise source above the roof",
            "ja": "屋根上の騒音源を小さくする"
          },
          "text": {
            "en": "Toyo’s history identifies the E3 PS206 as the first application of its low-noise Shinkansen single-arm design. It marks an engineering change in current collection, not just a different outline.",
            "ja": "東洋電機の開発史では、E3系用PS206を新幹線向け低騒音シングルアーム形の初採用としている。輪郭の違いだけでなく、集電と空力騒音に関わる変化である。"
          },
          "sources": [
            "east:east-toyo-centenary"
          ],
          "locator": "p.18 パンタグラフ開発の歴史"
        }
      ],
      "gaps": [
        "GTO/IGBT subseries allocation, motor models and early Akita variants need a directly verified primary equipment table."
      ]
    },
    "sources": {
      "east:east-toyo-centenary": {
        "title": "百年を駆け抜けた技術と挑戦 · パンタグラフ開発の歴史",
        "publisher": "東洋電機製造",
        "url": "https://www.toyodenki.co.jp/100th/history_pdf/theme.pdf",
        "date": "2018",
        "language": "ja",
        "locator": "p.18 パンタグラフ開発の歴史; indexed original passage (full PDF exceeds retrieval limit)",
        "checked": "2026-11-07"
      },
      "east:east-e8-launch": {
        "title": "SERIES E8 2024.3.16 DEBUT",
        "publisher": "JR東日本",
        "url": "https://www.jreast.co.jp/sendai/yamagata_e8_debut/",
        "date": "2025-03",
        "language": "ja",
        "locator": "特徴 / 乗り心地の向上 / サービス品質の向上; page states March 2025 information",
        "checked": "2026-11-07"
      }
    },
    "checked": "2026-11-07"
  },
  "literature": [
    {
      "source": {
        "title": "N700S・ALFA-X 最新新幹線技術のすべて",
        "author": "三栄書房",
        "publisher": "三栄書房",
        "date": "2019-02-02",
        "language": "ja",
        "url": "https://www.magastore.jp/product/52348?mode=ln"
      },
      "locator": "p. 40, “パンタグラフ”",
      "question": {
        "en": "Why is the roof equipment worth comparing?",
        "ja": "屋根上にも見分ける手がかりはある？"
      },
      "answer": {
        "en": "The guide identifies the PS206 single-arm pantograph with the E3. Its compact low-noise design is part of the explanation for fitting a high-speed train within the smaller conventional-line loading envelope. A roof view can reveal a distinction hidden in a nose photograph.",
        "ja": "技術誌はE3系のPS206形シングルアームパンタグラフを紹介している。低騒音化と小型化は、在来線の小さい車両限界に収めるための工夫でもある。先頭部だけの写真では分からない違いを屋根上で確かめられる。"
      }
    }
  ]
}