Ringer equivalence number

{
  "id": "MLC-T-IND-004866",
  "term": "Ringer equivalence number",
  "field": "Industrial and trades",
  "definition": "A measurement representing the electrical load a telephone device imposes on the ringing circuit of a subscriber line. The ringer equivalence number (REN) allows for calculating how many devices can connect to a single telephone line without overloading the central office's ringing generator. In North America, the total REN for all devices on a single line is limited to 5.0 by regulatory standards.",
  "synonyms": [
    "REN"
  ],
  "subject": "Electrical engineering",
  "translations": {
    "de": "Ruftonäquivalenzzahl",
    "es": "número de equivalencia de timbre",
    "fr": "indice d'équivalence de sonnerie"
  },
  "url": "https://mlchart.com/terminology/industrial/ringer-equivalence-number/"
}