Nā Hiʻohiʻona Huahana: Hoʻokahi ʻāpana lima fiberglass kaumaha i hoʻāʻo ʻia me 100kV/300mm kēlā me kēia a me ka pena i uhi ʻia me ka epoxy, Ua uhi ʻia ka wēlau lima me ka laholio insulated. Hoʻohana ka pahi i ke kila alloy i hoʻomaʻamaʻa ʻia no ka ikaika a me ka paʻakikī.