"neutral section" meaning in English

{
  "forms": [
    {
      "form": "neutral sections",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "neutral section (plural neutral sections)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Electrical engineering",
          "orig": "en:Electrical engineering",
          "parents": [
            "Electricity",
            "Engineering",
            "Electromagnetism",
            "Applied sciences",
            "Technology",
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Rail transportation",
          "orig": "en:Rail transportation",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1960 March, “Silicon Rectifiers for a French dual-frequency Bo-Bo locomotive”, in Trains Illustrated, page 166:",
          "text": "When a driver approaches a neutral section separating sections of 25 kV. and 15 kV. overhead catenary, he trips the main circuit-breaker but keeps his pantographs up; as soon as the next section of live wire is reached, he re-sets his contact-breaker, whereupon voltage-sensitive relays automatically make appropriate connections to the auxiliary circuits.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A dead section of overhead line for supplying power to trains between two live sections, used to separate two power supplies, different phases and supply voltages."
      ],
      "id": "en-neutral_section-en-noun-uH~aIehp",
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "electrical engineering",
          "electrical engineering"
        ],
        [
          "dead",
          "dead"
        ],
        [
          "live",
          "live"
        ]
      ],
      "raw_glosses": [
        "(rail transport, electrical engineering) A dead section of overhead line for supplying power to trains between two live sections, used to separate two power supplies, different phases and supply voltages."
      ],
      "related": [
        {
          "word": "dead section"
        }
      ],
      "topics": [
        "business",
        "electrical",
        "electrical-engineering",
        "electricity",
        "electromagnetism",
        "energy",
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "physics",
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "word": "neutral section"
}

{
  "forms": [
    {
      "form": "neutral sections",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "neutral section (plural neutral sections)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "dead section"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Electrical engineering",
        "en:Rail transportation"
      ],
      "examples": [
        {
          "ref": "1960 March, “Silicon Rectifiers for a French dual-frequency Bo-Bo locomotive”, in Trains Illustrated, page 166:",
          "text": "When a driver approaches a neutral section separating sections of 25 kV. and 15 kV. overhead catenary, he trips the main circuit-breaker but keeps his pantographs up; as soon as the next section of live wire is reached, he re-sets his contact-breaker, whereupon voltage-sensitive relays automatically make appropriate connections to the auxiliary circuits.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A dead section of overhead line for supplying power to trains between two live sections, used to separate two power supplies, different phases and supply voltages."
      ],
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "electrical engineering",
          "electrical engineering"
        ],
        [
          "dead",
          "dead"
        ],
        [
          "live",
          "live"
        ]
      ],
      "raw_glosses": [
        "(rail transport, electrical engineering) A dead section of overhead line for supplying power to trains between two live sections, used to separate two power supplies, different phases and supply voltages."
      ],
      "topics": [
        "business",
        "electrical",
        "electrical-engineering",
        "electricity",
        "electromagnetism",
        "energy",
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "physics",
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "word": "neutral section"
}