Contactor
/ˈkɑntæktɚ/ noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 A relay used to control an electrical power circuit
"Compressed air is used for the operation of certain contactors, the sanders, the horn, and the re-fuelling equipment, but vacuum brakes are fitted to the locomotive."
Example
More examples"Compressed air is used for the operation of certain contactors, the sanders, the horn, and the re-fuelling equipment, but vacuum brakes are fitted to the locomotive."
Etymology
From contact + -or.