1. E nānā i ka hōʻailona hōʻoia. E hōʻailona ʻia nā huahana i loaʻa i ka hōʻoia koi ʻia me ka hōʻailona hōʻoia, ʻo ia hoʻi ka māka "CCC", inā ʻaʻole, e manaʻo ʻia lākou he huahana laikini ʻole.
2. E nana i ka hoike nana.ʻO nā uea a me nā kaula, e like me nā huahana e pili ana i ka palekana o ke ola kanaka a me ka waiwai, ua helu ʻia ma ke ʻano o ka nānā ʻana o ke aupuni a me ka nānā ʻana. ʻaʻohe kumu kumu.
3. E ho'āʻo i ka insulation a me ka sheath.Insulation a me ka mānoanoa sheath pono e like me ka deviation, manao pono e ike akaka a me ka elongation.At ka manawa like, i ka insulation a me ka sheath ili e loaʻa ka inoa o ka mea hana, huahana kŘkohu hoʻomau paʻi kaha, kaha manawa: ʻAʻole iʻoi aku ka nui o ka insulation ma mua o 200mm, ʻaʻole iʻoi aku ma mua o 500mm.
4. E nānā i ka pau ʻana o ke kino uwea a me ka waihoʻoluʻu. ʻO ka mea lawe keleawe o ka uea a me ke kaula i uhi ʻia a i ʻole i hoʻopaʻa ʻia i ka uea keleawe annealed, ʻoiai ʻo ka mea hoʻokele alumini he alumini a i ʻole alumini alumini uea me ka ʻili maʻalahi.ʻO ke kalaiwa keleawe he ʻulaʻula ʻulaʻula, ʻoiai ke kalaiwa keʻokeʻo ke kalaiwa alumini.
5. E ana i ke kū'ē DC. I mea e hōʻoia ai i ka maikaʻi o nā kaula i kūʻaiʻia a me nā kaula i kūpono, hiki iāʻoe keʻoki mua i ka 3 ~ 5 mika mai nā huahana i manaʻoʻia i ka hui nānā no ke ana kū'ē DC.
6. E ana i ka length.The national standard stipulates i ka lawe ana i ka loihi o na uwea a me na uwea, e 100m ka loihi o ka wili, a e oi aku ka loihi o ka disc ma mua o 100m.Hiki i nā mea kūʻai ke ana i ka lōʻihi o ka coil e like me ka lōʻihi o ka lepili.Hoʻomaopopo ka maʻamau i ka hala ʻole o ka lōʻihi ma mua o 0.5% o ka lōʻihi.
Ka manawa hoʻouna: Jan-17-2020