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Treatment of Overhead Wire Damage

2017-10-16

  Overhead line wire minor damage can usually be based on the degree of damage is different, to take the appropriate treatment:
(1) repair. When the steel core aluminum wire with the same damage to the total area of aluminum accounted for 7% to 25%. Single metal wire with the same area of the total area of aluminum accounted for 7% to 17% of the total area, you can use the repair tube to repair it, but the length of the line to be more than the injured parts of the 30mm.
(2) tied. When the single-stranded wire damage depth is less than 1/3, the total area of the damage part of the total cross-section of the conductive part of 5% to 7%, can be used with the same type of wire on the damaged parts of the banding, Beyond the injury at both ends of the 30mm.
(3) temporarily not dealt with. When the wire is found in the same section of the single strand damage depth is less than the diameter of 1/2, can not be dealt with, but should strengthen the patrol.

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