{
  "node": {
    "id": "term:gb-18384",
    "type": "Term",
    "label": "GB 18384",
    "properties": {
      "id": "gb-18384",
      "name": "GB 18384",
      "section": "topic-standards-vehicle",
      "definition": "China’s mandatory safety standard for electric vehicles with high-voltage (class B) systems: high-voltage marking, protection against direct and indirect contact, waterproofing, and requirements on the traction battery, collision protection and charging interfaces. The current edition, GB 18384-2025, applies from July 2026 and also covers underbody protection, warnings and event data recording.",
      "related": [
        "gb-38031",
        "un-r100",
        "iso-6469",
        "insulation-resistance",
        "ip-rating"
      ],
      "url": "https://lemonergy.com/learn/glossary/gb-18384/",
      "mentions": []
    }
  },
  "edges": [
    {
      "id": "edge:6242",
      "source": "term:gb-18384",
      "target": "topic:topic-standards-vehicle",
      "type": "belongsTo",
      "properties": {
        "sourceFile": "terms.json"
      }
    },
    {
      "id": "edge:6243",
      "source": "term:gb-18384",
      "target": "term:gb-38031",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:6244",
      "source": "term:gb-18384",
      "target": "term:un-r100",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:6245",
      "source": "term:gb-18384",
      "target": "term:iso-6469",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:6246",
      "source": "term:gb-18384",
      "target": "term:insulation-resistance",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:6247",
      "source": "term:gb-18384",
      "target": "term:ip-rating",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    }
  ],
  "neighbors": [
    {
      "id": "topic:topic-standards-vehicle",
      "type": "Topic",
      "label": "Vehicle and transport standards",
      "properties": {
        "id": "topic-standards-vehicle",
        "name": "Vehicle and transport standards",
        "lede": "The regulations and standards a vehicle battery must meet to be approved, and the rules for shipping batteries by road, sea and air.",
        "context": "Check issuing organization, edition, scope and market.",
        "example": "Shipping tests and vehicle battery approval tests address different uses; passing one does not automatically satisfy another.",
        "lesson_url": "https://lemonergy.com/learn/fundamentals/battery-basics/",
        "lesson_label": "Open battery basics"
      }
    },
    {
      "id": "term:gb-38031",
      "type": "Term",
      "label": "GB 38031",
      "properties": {
        "id": "gb-38031",
        "name": "GB 38031",
        "section": "topic-standards-vehicle",
        "definition": "China’s mandatory national safety standard for electric-vehicle traction batteries. Its 2025 revision, mandatory from July 2026, requires that a single-cell thermal runaway produce no fire or explosion in the pack, going beyond the five-minute warning of earlier rules.",
        "related": [
          "gtr-20",
          "thermal-propagation",
          "propagation-test",
          "gb-18384",
          "gbt-38661"
        ],
        "url": "https://lemonergy.com/learn/glossary/gb-38031/",
        "mentions": [
          "thermal-runaway"
        ]
      }
    },
    {
      "id": "term:un-r100",
      "type": "Term",
      "label": "UN Regulation No. 100",
      "properties": {
        "id": "un-r100",
        "name": "UN Regulation No. 100",
        "abbr": "R100",
        "aka": [
          "ECE R100",
          "UN ECE R100"
        ],
        "section": "topic-standards-vehicle",
        "definition": "The UNECE type-approval regulation for the electric powertrain of cars, buses and trucks, covering protection against electric shock and, in part II, the rechargeable energy storage system itself. A vehicle sold in the EU and most of the world must carry an R100 approval for its battery.",
        "related": [
          "un-r100-part-2",
          "un-r100-03",
          "gtr-20",
          "rechargeable-energy-storage-system",
          "insulation-resistance",
          "high-voltage-interlock"
        ],
        "url": "https://lemonergy.com/learn/glossary/un-r100/",
        "mentions": []
      }
    },
    {
      "id": "term:iso-6469",
      "type": "Term",
      "label": "ISO 6469",
      "properties": {
        "id": "iso-6469",
        "name": "ISO 6469",
        "section": "topic-standards-vehicle",
        "definition": "The ISO series on electric vehicle safety: part 1 the on-board rechargeable energy storage system, part 2 vehicle operational safety, part 3 electrical safety, part 4 post-crash. It is the engineering standard behind the regulatory tests of R100.",
        "related": [
          "un-r100",
          "iso-12405",
          "iso-17409",
          "functional-safety"
        ],
        "url": "https://lemonergy.com/learn/glossary/iso-6469/",
        "mentions": [
          "electric-vehicle",
          "rechargeable-energy-storage-system"
        ]
      }
    },
    {
      "id": "term:insulation-resistance",
      "type": "Term",
      "label": "Insulation resistance",
      "properties": {
        "id": "insulation-resistance",
        "name": "Insulation resistance",
        "aka": [
          "isolation resistance",
          "IMD"
        ],
        "section": "topic-hvsafety",
        "definition": "The resistance between the high-voltage circuit and the vehicle chassis, which must stay above about 100 Ω per volt of pack voltage so a person touching the chassis is safe. An insulation monitoring device measures it continuously.",
        "unit": "Ω/V",
        "related": [
          "pack-voltage",
          "high-voltage-interlock",
          "functional-safety",
          "insulation-test"
        ],
        "url": "https://lemonergy.com/learn/glossary/insulation-resistance/",
        "mentions": [
          "volt"
        ]
      }
    },
    {
      "id": "term:ip-rating",
      "type": "Term",
      "label": "IP rating",
      "properties": {
        "id": "ip-rating",
        "name": "IP rating",
        "aka": [
          "ingress protection"
        ],
        "section": "topic-pack",
        "definition": "A two-digit code for how well an enclosure keeps out solids and water: the first digit for dust, the second for water. Battery packs are typically IP67, dust-tight and able to survive brief immersion.",
        "related": [
          "enclosure",
          "pack",
          "immersion-test"
        ],
        "url": "https://lemonergy.com/learn/glossary/ip-rating/",
        "mentions": []
      }
    }
  ]
}