All live components and switches in the SM6-12 are sealed within anSF6 gas tank.The gas tank is welded using 3 mm thick stainless steelplates,with a reliable pressure relief channel at the bottom of the cabinetto ensure the safety of operating personnel. The gas tanks are connected via insulated busbars,which are safe andconvenient.The insulated busbars and gas tanks are mutually isolated,preventing the spread of faults.
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