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This article introduces three aspects of Sf6 gas recovery and filling equipment.1. Description of the use of SF6 gas recovery and refilling equipmentAs an insulating gas, SF6 gas is non-toxic, non-flammable, and has good insulating properties. Its insulating strength is much higher than that of traditional insulating gas, and it has good arc extinguishing properties, so it is widely used in SF6 electrical appliances. Because SF6 gas is expensive, and under the action of arc, spark, and corona discharge, it will decompose to produce t... more