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gis point group of sf6 in MALI

gis point group of sf6 in MALI

PG&E Phases Out SF6 in HV Substation GIS | T&D WorldI n 2009, Pacific Gas &Electric Co. purchased its first high-voltage gas-insulated alternative to sulfur hexafluoride equipment. It was a group of 72-kV dry-air/vacuum dead-tank circuit breakers (DTCB). They were installed and evaluated for the next eight years. In 2017, PG&E’s asset strategy department evaluated the historical maintenance cost of its fleet of oil, sulfur hexafluoride (SF 6.

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