Trihal cast resin dry type transformers (ENG)
2007-5-26 · 3 presentation France Transfo type Trihal is a three-phase dry type transformer cast under vacuum in filled epoxy resin. It is this active filler, essentially composed of tri- hydrated alumina, a fire suppressant, which is the origin of the Trihal trademark. Trihal is an indoor type transformer (for outdoor
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