#electrical grid
- Aerial cable — A conductive, electrical, or traction cable specially designed and installed to be suspended high on poles or support pillars in open airspace. In mechanical engineering, it refers to thick steel cables used for supporting and moving cable cars, funiculars, or aerobuses; in telecommunications, it represents aerial conductors protected against adverse weather.
- Automatic reclosing — An automatic process or maneuver executed within power protection systems whereby a circuit breaker, disconnector, or power line taken out of service due to a temporary fault (short circuit, atmospheric overvoltage) is automatically reconnected to the network after a preset time interval, without the manual intervention of the operating personnel.