{
  "node": {
    "id": "term:iec-62485",
    "type": "Term",
    "label": "IEC 62485",
    "properties": {
      "id": "iec-62485",
      "name": "IEC 62485",
      "aka": [
        "EN 50272"
      ],
      "section": "topic-standards-stationary",
      "definition": "The installation standard for secondary batteries and battery installations: ventilation, protection against electric shock, and the layout of battery rooms. Part 2 covers stationary batteries, part 3 traction batteries for industrial trucks.",
      "related": [
        "stationary-storage",
        "insulation-resistance",
        "lead-acid"
      ],
      "url": "https://lemonergy.com/learn/glossary/iec-62485/",
      "mentions": []
    }
  },
  "edges": [
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      "id": "edge:3812",
      "source": "term:iec-62485",
      "target": "topic:topic-standards-stationary",
      "type": "belongsTo",
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        "sourceFile": "terms.json"
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      "id": "edge:3813",
      "source": "term:iec-62485",
      "target": "term:stationary-storage",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:3814",
      "source": "term:iec-62485",
      "target": "term:insulation-resistance",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
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    },
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      "id": "edge:3815",
      "source": "term:iec-62485",
      "target": "term:lead-acid",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
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  ],
  "neighbors": [
    {
      "id": "topic:topic-standards-stationary",
      "type": "Topic",
      "label": "Stationary, industrial and product standards",
      "properties": {
        "id": "topic-standards-stationary",
        "name": "Stationary, industrial and product standards",
        "lede": "Safety and performance standards for portable, industrial and grid batteries, their electronics and their installation.",
        "context": "Match scope to product and installation.",
        "example": "A cell-level test does not establish fire performance or commissioning requirements for a complete installation.",
        "lesson_url": "https://lemonergy.com/learn/fundamentals/battery-basics/",
        "lesson_label": "Open battery basics"
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      "id": "term:stationary-storage",
      "type": "Term",
      "label": "Stationary storage",
      "properties": {
        "id": "stationary-storage",
        "name": "Stationary storage",
        "abbr": "BESS",
        "aka": [
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          "ESS"
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        "section": "topic-applications",
        "definition": "Batteries installed in a fixed place — a container at a solar farm, a cabinet in a home — to shift energy in time or support the grid. LFP cells dominate because cost per cycle and safety matter more than mass.",
        "related": [
          "lfp",
          "energy-management-system",
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        "mentions": []
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      "id": "term:insulation-resistance",
      "type": "Term",
      "label": "Insulation resistance",
      "properties": {
        "id": "insulation-resistance",
        "name": "Insulation resistance",
        "aka": [
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        "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": [
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        "mentions": [
          "volt"
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    },
    {
      "id": "term:lead-acid",
      "type": "Term",
      "label": "Lead–acid battery",
      "properties": {
        "id": "lead-acid",
        "name": "Lead–acid battery",
        "section": "topic-other-chemistries",
        "definition": "The oldest rechargeable chemistry, lead and lead dioxide electrodes in sulfuric acid, at 2 V per cell. Heavy and short-lived in deep cycling but cheap, recyclable and good at cold cranking, it still starts most cars and backs up most telecom sites.",
        "related": [
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          "recycling",
          "specific-energy"
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        "mentions": []
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}