Na-emekarị na-arụ ọrụ site fuselink tightened na fuse tube na-ofifed na-etolite nke nso ọnọdụ, Ọ bụrụ na usoro occure mmejọ, mmejọ nke ugbu a N'ihi na fuse gbazee ozugbo na-ewere mpempe eletriki bụ, nke ka arc-emenyụ tube na-ekpo ọkụ na fexplode a lotofgas, Th-os ga-emepụta elu mgbali na n'okpuru nke na-n'akụkụ na tube, Mgbe fuselink gbazee ike na-akpụ akpụ kọntaktị enweghị m. Cutoutnow bụ na-emeghe ọnọdụ, Mgbe ọ chọrọ ka gbanyụọ n'oge cutout loading, operat-ma ọ bụ ga via insulating arụ ọrụ mmanya sere na-akpụ akpụ kọntaktị, na-amalite isi kọntaktị na inyeaka static contactis kpọtụrụ ndị na-arịa ọrịa, Mgbe Anam Udeme ihe enyemaka kọntaktị na-ekewa n'etiti inyeaka kọntaktị n'ebe ahụ eletriki arc na arcshing pụtara a ga-eme ogologo oge na ga-eme ka arcleexguitin na garcleex. arc na-agbawa gas ka ọ fepụ arc n'oge efu na-agafe ugbu a