中文 
The classification of opgw is generally divided into two types: loose sleeve and tight sleeve.
There was a communication failure in the OPGW cable joint box of a 500kV Line.
Overhead insulated cables are mainly used for overhead fixed laying, household lines and other places.
The reason for rubber processing is that in the insulation formula based on the combination of natural rubber and styrene butadiene rubber, natural rubber needs to be plasticized to improve the plasticity of rubber.
With the advantages of dual functions of communication and grounding, OPGW cable has not only been widely used in this scenario, but also covered the railway industry.
For alpine areas with severe cold weather, freezing seriously affects the safe operation of power transmission and distribution lines.
ACSR refers to the reinforced conductor with single-layer or multi-layer aluminum strand stranded outside the galvanized steel core wire.
OPGW cable has the dual functions of communication and overhead ground wire, and its technical reliability and safety are better than ADSS,
