{
  "node": {
    "id": "term:un-r100-03",
    "type": "Term",
    "label": "R100.03",
    "properties": {
      "id": "un-r100-03",
      "name": "R100.03",
      "aka": [
        "R100 03 series",
        "R100 series of amendments 03"
      ],
      "section": "topic-standards-vehicle",
      "definition": "The third series of amendments to UN R100, in force for new vehicle types from 2023. It added the thermal-propagation requirement — a warning to occupants at least five minutes before a hazardous event in the cabin, aligned with GTR 20 — plus documentation of the battery’s safe-state behaviour and a low-energy exemption for small systems.",
      "related": [
        "un-r100",
        "un-r100-part-2",
        "gtr-20",
        "thermal-propagation",
        "propagation-test"
      ],
      "url": "https://lemonergy.com/learn/glossary/un-r100-03/",
      "mentions": []
    }
  },
  "edges": [
    {
      "id": "edge:3692",
      "source": "term:un-r100-03",
      "target": "topic:topic-standards-vehicle",
      "type": "belongsTo",
      "properties": {
        "sourceFile": "terms.json"
      }
    },
    {
      "id": "edge:3693",
      "source": "term:un-r100-03",
      "target": "term:un-r100",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:3694",
      "source": "term:un-r100-03",
      "target": "term:un-r100-part-2",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:3695",
      "source": "term:un-r100-03",
      "target": "term:gtr-20",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:3696",
      "source": "term:un-r100-03",
      "target": "term:thermal-propagation",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:3697",
      "source": "term:un-r100-03",
      "target": "term:propagation-test",
      "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: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:un-r100-part-2",
      "type": "Term",
      "label": "R100 Part II",
      "properties": {
        "id": "un-r100-part-2",
        "name": "R100 Part II",
        "aka": [
          "REESS tests",
          "R100 Annex 8"
        ],
        "section": "topic-standards-vehicle",
        "definition": "The part of UN R100 that tests the battery system as a unit: vibration, thermal shock and cycling, mechanical shock and crash impact, fire resistance, external short circuit, overcharge and over-discharge protection, over-temperature protection and, from the 03 series, thermal propagation. Each test ends with a check that there is no fire, explosion, electrolyte leakage or loss of isolation.",
        "related": [
          "un-r100",
          "un-r100-03",
          "abuse-testing",
          "propagation-test",
          "insulation-resistance"
        ],
        "url": "https://lemonergy.com/learn/glossary/un-r100-part-2/",
        "mentions": [
          "electrolyte",
          "overcharge",
          "over-discharge",
          "thermal-propagation",
          "external-short-circuit",
          "short-circuit"
        ]
      }
    },
    {
      "id": "term:gtr-20",
      "type": "Term",
      "label": "GTR 20",
      "properties": {
        "id": "gtr-20",
        "name": "GTR 20",
        "aka": [
          "UN GTR No. 20",
          "EVS-GTR"
        ],
        "section": "topic-standards-vehicle",
        "definition": "The UN Global Technical Regulation on electric vehicle safety, the basis of national rules in Europe, China, Japan and elsewhere. Its thermal propagation clause requires a warning to occupants at least five minutes before a hazardous condition in the cabin.",
        "related": [
          "propagation-test",
          "thermal-propagation",
          "iec-62660",
          "un-r100-03"
        ],
        "url": "https://lemonergy.com/learn/glossary/gtr-20/",
        "mentions": [
          "electric-vehicle"
        ]
      }
    },
    {
      "id": "term:thermal-propagation",
      "type": "Term",
      "label": "Thermal propagation",
      "properties": {
        "id": "thermal-propagation",
        "name": "Thermal propagation",
        "section": "topic-safety",
        "definition": "Thermal runaway spreading from one cell to its neighbours through conducted heat, hot gas and flame. Pack designs are judged by whether, and how slowly, a single failing cell takes the rest with it.",
        "related": [
          "thermal-runaway",
          "thermal-barrier",
          "venting",
          "module",
          "propagation-test"
        ],
        "url": "https://lemonergy.com/learn/glossary/thermal-propagation/",
        "mentions": []
      }
    },
    {
      "id": "term:propagation-test",
      "type": "Term",
      "label": "Thermal propagation test",
      "properties": {
        "id": "propagation-test",
        "name": "Thermal propagation test",
        "section": "topic-safety",
        "definition": "Triggering thermal runaway in one cell of a module or pack — by heater, nail or overcharge — and measuring whether and how fast it spreads. Regulations now require at least a warning period, five minutes in several markets, before the cabin is at risk.",
        "related": [
          "thermal-propagation",
          "abuse-testing",
          "thermal-barrier",
          "gtr-20"
        ],
        "url": "https://lemonergy.com/learn/glossary/propagation-test/",
        "mentions": [
          "overcharge",
          "thermal-runaway"
        ]
      }
    }
  ]
}