Road slug

{
  "id": "MLC-T-IND-004884",
  "term": "Road slug",
  "field": "Industrial and trades",
  "definition": "A type of locomotive unit that lacks a prime mover and generator, instead drawing its power from a connected, powered locomotive. It contains traction motors and control equipment, increasing the tractive effort of the lead locomotive without adding another engine. Road slugs are often paired with a mother locomotive to handle heavy trains on steep grades.",
  "subject": "Rail equipment",
  "translations": {
    "de": "Straßenlok-Zusatzmodul",
    "es": "slug de carretera",
    "fr": "slug de route"
  },
  "url": "https://mlchart.com/terminology/industrial/road-slug/"
}