In humid weather conditions, dirty insulators are prone to flashover discharge, so it is necessary to clean and restore the original insulation level. One year in general regions
Clean once, and clean the polluted area twice a year (once before the fog season).
1. Power outage cleaning
Power outage cleaning is the process of workers climbing onto poles and wiping them with a cloth after a power outage. If it cannot be wiped clean, it can be wiped with a damp cloth or washed with detergent. If it still cannot be wiped clean, the insulator should be replaced or replaced with a synthetic insulator.
2. Clean without power outage
Usually, insulation rods equipped with brushes or tied with cotton yarn are used to wipe the insulators on the operating line. The electrical performance and effective length of the insulation rod used, as well as the distance between people and live parts, should comply with the corresponding voltage level regulations, and there must be a dedicated person to monitor the operation.
3. Flushing with charged water
There are two methods: large water flushing and small water flushing. The flushing water, the effective length of the operating rod, and the distance between people and live parts must comply with the requirements of the industry regulations.
Insulator maintenance management
Jun 27, 2023
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