在(zai)(zai)耐(nai)(nai)熱(re)(re)(re)(re)(re)鋁(lv)(lv)(lv)合(he)(he)金(jin)(jin)(jin)導(dao)(dao)(dao)線標(biao)(biao)(biao)(biao)(biao)(biao)準(zhun)方(fang)面(mian),日本電(dian)(dian)氣規(gui)(gui)格(ge)調(diao)查會(hui)(hui)于1976年(nian)(nian)(nian)制(zhi)訂(ding)(ding)了JEC197標(biao)(biao)(biao)(biao)(biao)(biao)準(zhun)規(gui)(gui)范耐(nai)(nai)熱(re)(re)(re)(re)(re)鋁(lv)(lv)(lv)合(he)(he)金(jin)(jin)(jin)導(dao)(dao)(dao)線的(de)(de)(de)(de)性(xing)能指標(biao)(biao)(biao)(biao)(biao)(biao),1995年(nian)(nian)(nian)將其(qi)改定為(wei)JEC3406標(biao)(biao)(biao)(biao)(biao)(biao)準(zhun),該(gai)(gai)標(biao)(biao)(biao)(biao)(biao)(biao)準(zhun)中的(de)(de)(de)(de)耐(nai)(nai)熱(re)(re)(re)(re)(re)鋁(lv)(lv)(lv)合(he)(he)金(jin)(jin)(jin)導(dao)(dao)(dao)線性(xing)能指標(biao)(biao)(biao)(biao)(biao)(biao)。2007年(nian)(nian)(nian)日本電(dian)(dian)氣規(gui)(gui)格(ge)調(diao)查會(hui)(hui)主持制(zhi)訂(ding)(ding)了國際(ji)電(dian)(dian)工委員會(hui)(hui)標(biao)(biao)(biao)(biao)(biao)(biao)準(zhun)IEC62004-2007標(biao)(biao)(biao)(biao)(biao)(biao)準(zhun)。該(gai)(gai)標(biao)(biao)(biao)(biao)(biao)(biao)準(zhun)淘(tao)汰了電(dian)(dian)導(dao)(dao)(dao)率為(wei)58%IACS的(de)(de)(de)(de)耐(nai)(nai)熱(re)(re)(re)(re)(re)鋁(lv)(lv)(lv)合(he)(he)金(jin)(jin)(jin)導(dao)(dao)(dao)線,該(gai)(gai)標(biao)(biao)(biao)(biao)(biao)(biao)準(zhun)中關于耐(nai)(nai)熱(re)(re)(re)(re)(re)鋁(lv)(lv)(lv)合(he)(he)金(jin)(jin)(jin)線導(dao)(dao)(dao)線的(de)(de)(de)(de)性(xing)能指標(biao)(biao)(biao)(biao)(biao)(biao)。2010年(nian)(nian)(nian)日本在(zai)(zai)修訂(ding)(ding)JEC3406標(biao)(biao)(biao)(biao)(biao)(biao)準(zhun)中也淘(tao)汰了電(dian)(dian)導(dao)(dao)(dao)率為(wei)58%IACS的(de)(de)(de)(de)耐(nai)(nai)熱(re)(re)(re)(re)(re)鋁(lv)(lv)(lv)合(he)(he)金(jin)(jin)(jin)線。英(ying)國(歐盟)在(zai)(zai)2009年(nian)(nian)(nian)制(zhi)定的(de)(de)(de)(de)耐(nai)(nai)熱(re)(re)(re)(re)(re)鋁(lv)(lv)(lv)合(he)(he)金(jin)(jin)(jin)導(dao)(dao)(dao)線標(biao)(biao)(biao)(biao)(biao)(biao)準(zhun)中,對(dui)IEC62004-2007標(biao)(biao)(biao)(biao)(biao)(biao)準(zhun)中的(de)(de)(de)(de)相關條款進行了部分修訂(ding)(ding),放寬了耐(nai)(nai)熱(re)(re)(re)(re)(re)性(xing)方(fang)面(mian)的(de)(de)(de)(de)限制(zhi)。規(gui)(gui)定所有耐(nai)(nai)熱(re)(re)(re)(re)(re)鋁(lv)(lv)(lv)合(he)(he)金(jin)(jin)(jin)線230℃保(bao)(bao)溫1h或180℃保(bao)(bao)溫400h退(tui)火處理(li)后,強度殘(can)存率≥85%,批量平均強度殘(can)存率都必須≥90%。美國在(zai)(zai)2010年(nian)(nian)(nian)制(zhi)定的(de)(de)(de)(de)ASTMB941標(biao)(biao)(biao)(biao)(biao)(biao)準(zhun)中,提(ti)高了耐(nai)(nai)熱(re)(re)(re)(re)(re)鋁(lv)(lv)(lv)合(he)(he)金(jin)(jin)(jin)導(dao)(dao)(dao)線的(de)(de)(de)(de)耐(nai)(nai)熱(re)(re)(re)(re)(re)性(xing)要求(qiu)。
我國(guo)還沒有耐(nai)熱(re)(re)鋁(lv)(lv)合(he)金(jin)(jin)(jin)導(dao)(dao)(dao)線(xian)(xian)(xian)(xian)(xian)的(de)國(guo)家標(biao)準(zhun)(zhun)(zhun)或行(xing)業(ye)標(biao)準(zhun)(zhun)(zhun),我國(guo)的(de)線(xian)(xian)(xian)(xian)(xian)纜企業(ye)按照相關的(de)企業(ye)標(biao)準(zhun)(zhun)(zhun)組織生產和驗收。目前還處(chu)于(yu)(yu)58TAL和60TAL耐(nai)熱(re)(re)鋁(lv)(lv)合(he)金(jin)(jin)(jin)導(dao)(dao)(dao)線(xian)(xian)(xian)(xian)(xian)生產并存(cun)階段,為(wei)(wei)了降(jiang)低(di)線(xian)(xian)(xian)(xian)(xian)路損(sun)耗,國(guo)家電(dian)網公司于(yu)(yu)2009年(nian)頒布了耐(nai)熱(re)(re)鋁(lv)(lv)合(he)金(jin)(jin)(jin)導(dao)(dao)(dao)線(xian)(xian)(xian)(xian)(xian)的(de)企業(ye)標(biao)準(zhun)(zhun)(zhun),該標(biao)準(zhun)(zhun)(zhun)中(zhong)規定(ding)耐(nai)熱(re)(re)鋁(lv)(lv)合(he)金(jin)(jin)(jin)線(xian)(xian)(xian)(xian)(xian)的(de)電(dian)導(dao)(dao)(dao)率≥60%IACS,20℃時(shi)的(de)電(dian)阻溫度(du)(du)系數為(wei)(wei)0.0039/℃、抗拉強度(du)(du)為(wei)(wei)150~160MPa,導(dao)(dao)(dao)線(xian)(xian)(xian)(xian)(xian)長(chang)期運行(xing)溫度(du)(du)為(wei)(wei)150℃。為(wei)(wei)了進(jin)一步降(jiang)低(di)線(xian)(xian)(xian)(xian)(xian)路損(sun)耗,國(guo)家電(dian)網公司在推廣(guang)應用鋼(gang)芯(xin)63%IACS電(dian)導(dao)(dao)(dao)率硬鋁(lv)(lv)線(xian)(xian)(xian)(xian)(xian),鋁(lv)(lv)合(he)金(jin)(jin)(jin)芯(xin)鋁(lv)(lv)絞(jiao)線(xian)(xian)(xian)(xian)(xian)和中(zhong)強度(du)(du)全鋁(lv)(lv)合(he)金(jin)(jin)(jin)絞(jiao)線(xian)(xian)(xian)(xian)(xian)等節(jie)能型(xing)導(dao)(dao)(dao)線(xian)(xian)(xian)(xian)(xian)的(de)同(tong)時(shi),投入經費開展(zhan)61%IACS耐(nai)熱(re)(re)鋁(lv)(lv)合(he)金(jin)(jin)(jin)導(dao)(dao)(dao)線(xian)(xian)(xian)(xian)(xian)的(de)研(yan)制。鑒于(yu)(yu)間(jian)隙型(xing)耐(nai)熱(re)(re)鋁(lv)(lv)合(he)金(jin)(jin)(jin)導(dao)(dao)(dao)線(xian)(xian)(xian)(xian)(xian)的(de)低(di)弧垂特(te)性(xing),間(jian)隙型(xing)61%IACS導(dao)(dao)(dao)電(dian)率耐(nai)熱(re)(re)鋁(lv)(lv)合(he)金(jin)(jin)(jin)導(dao)(dao)(dao)線(xian)(xian)(xian)(xian)(xian)必將以其低(di)能耗、低(di)弧垂的(de)特(te)性(xing)受(shou)到使用者的(de)青(qing)睞。