Assertion: line communication | /r/ObjectUse | used for telecommunication
Facets:
value: mainly
type: DEGREE
value: between electrical substations
type: LOCATION
Source sentences:
text: Power-line carrier communication (PLCC) is mainly used for telecommunication, tele-protection and tele-monitoring between electrical substations through power lines at high voltages, such as 110 kV, 220 kV, 400 kV.