{
  "$type": "site.standard.document",
  "description": "A DC lighting system for a building. The system comprises a DC distribution network, arranged to supply DC power to at least a portion of the building. The system also includes a plurality of DC lights, each light being coupled to the DC distribution network at spaced intervals. The system also…",
  "path": "/patents/1003639",
  "publishedAt": "2012-04-04T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H02J7/34",
    "BIRCHCROFT PLC [GB]"
  ],
  "textContent": "A DC lighting system for a building. The system comprises a DC distribution network, arranged to supply DC power to at least a portion of the building. The system also includes a plurality of DC lights, each light being coupled to the DC distribution network at spaced intervals. The system also includes a DC power source having a DC power output, the DC power source being coupled to the DC distribution network to provide DC power to the plurality of lights. The DC power source is a rechargeable battery. The system also includes a charger, coupled to the DC power source, the charger arranged to charge the DC power source. The system also includes a mains power source, coupled to the charger to provide power to the charger for charging the DC power source. The system also includes a first switching mechanism coupled to the DC distribution network, to switch at least one of said light between an on setting and an off setting.",
  "title": "DC lighting system"
}