Conductors that are separately supported with insulators on poles or towers above the surface of the Earth. ( 188 ) Note 1: Open wire conductors may be insulated or uninsulated. Note 2: Open wire may be used in both communication applications and power applications.
OPEN WIRE
Meaning of OPEN WIRE in English
Telecommunication standard terms English vocab. Английский словарь стандартных телекоммуникационных терминов. 2012