{
 "id": "7.02a",
 "slug": "hv-switchgear-gis-breakers-protection-relays-relays",
 "url": "/parts/electrical-power-distribution-grid-to-rack/hv-switchgear-gis-breakers-protection-relays-relays",
 "name": "Relays",
 "qualifiers": null,
 "layer": {
  "id": 7,
  "name": "Electrical: power distribution (grid to rack)"
 },
 "parent_id": "7.02",
 "children": [],
 "summary": "Protection relays that detect electrical faults on HV circuits and trigger the associated breakers to isolate them.",
 "description_md": null,
 "ai_delta": null,
 "bottleneck_status": null,
 "scale_tiers": [],
 "density_modes": [],
 "scale_notes": null,
 "flow": [
  "power"
 ],
 "companies": [
  {
   "company_id": "abb",
   "name": "ABB",
   "role": "manufacturer",
   "confidence": "inferred",
   "ownership_type": "public",
   "ticker": "ABBN.SW",
   "product_note": null,
   "note": null,
   "source_url": null
  },
  {
   "company_id": "ge-vernova",
   "name": "GE Vernova",
   "role": "manufacturer",
   "confidence": "inferred",
   "ownership_type": "public",
   "ticker": "GEV",
   "product_note": null,
   "note": null,
   "source_url": null
  },
  {
   "company_id": "schneider-electric",
   "name": "Schneider Electric",
   "role": "manufacturer",
   "confidence": "inferred",
   "ownership_type": "public",
   "ticker": "SU.PA",
   "product_note": null,
   "note": null,
   "source_url": null
  },
  {
   "company_id": "siemens",
   "name": "Siemens",
   "role": "manufacturer",
   "confidence": "inferred",
   "ownership_type": "public",
   "ticker": "SIE.DE",
   "product_note": null,
   "note": null,
   "source_url": null
  },
  {
   "company_id": "sel",
   "name": "Schweitzer Engineering Laboratories (SEL)",
   "role": "manufacturer",
   "confidence": "inferred",
   "ownership_type": "private",
   "ticker": null,
   "product_note": null,
   "note": null,
   "source_url": null
  }
 ]
}