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  1. Exclamation s&c phm9 switch gear

    i am t man in fl and recent weeks have had several pmh 9 sw gear with 1 and 2 runs of 1000 feeds and 1-2 out bound 1/0 or 4/0 runs looped and rad run . only 1 with cap bank on the the gear no lightning and no animal or water in gear but gear all of sudden the gear gose to ground and burns insides only .some to shows ckt operates or just call of tx fire by public, but no outage when arrived on scene some show fault on 1 or more phases but no outage and the fire inside has melted fuses but no faults on cables down stream cannot find see a pin point a cause that matches each one like a baord or mach. error in gear it still opens /close normaly epoxelators that isolate bus in gear to containated or damaged other than after the fire . need some insight or feed back [ voltage 7620 /13k ]

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