1st Nov 2021, hiki i kā mākou cylindrical head disc insulator hiki ke hōʻea i 300kN tension ukana, kūpono a palekana.

Di ka nānā nui ʻana o ke poʻo pololei i hoʻokuʻu ʻia i nā insulators seramika i hoʻouna ʻia aku nei, ʻo ka ikaika tensile o nā huahana i ʻike ʻia a hiki i 300KN.

A i kēia manawa ke hoʻomohala nei ke Keʻena ʻenehana ʻenehana i ka 420kN tension load disc insulator