450/750V阻燃聚氯乙烯\交聯(lián)聚乙烯絕緣耐火控制電纜 PVC(XLPE)InsulatedFire-Resistant Power Cable
產(chǎn)品標(biāo)準(zhǔn) 本產(chǎn)品按GB12706《額定電壓35kV及以下銅芯、鋁芯塑料絕緣控制電纜》和GB12666《電線電纜燃燒實(shí)驗(yàn)方法》標(biāo)準(zhǔn)生產(chǎn)，同時(shí)還可根據(jù)用戶需要按國際電工委員會推薦的IEC標(biāo)準(zhǔn)、英國BS標(biāo)準(zhǔn)、德國DIN標(biāo)準(zhǔn)、美國ICEA標(biāo)準(zhǔn)及日本JIS標(biāo)準(zhǔn)生產(chǎn)。 The product is manufactured according to the standard of GB12706 and GB12666 or IEC,BS,DIN,ICEA,and JIS upon request.
適用范圍 本產(chǎn)品適用于工頻額定電壓450/750V及以下配電線路或工業(yè)裝置中有耐火要求的固定敷設(shè)場所使用。 The product is suitable for use in power distribution lines or fixed installations with rated power-frequency voltage up to and including 0.6/1kV.
使用特性 ·工頻額定電壓U0/U: 450/750V。 Rated power-frequency voltage U0/U: 450/750kV.
·電纜導(dǎo)體的最高允許長期工作溫度（PVC/XLPE）:70℃/90℃.
Max.permissible continuous operating temperature of conductor (PVC/XLPE): 70℃/90℃ ·短路時(shí)（最長持續(xù)時(shí)間不超過5s）電纜導(dǎo)體最高允許溫度 PVC:導(dǎo)體截面≤300mm2-160℃ 導(dǎo)體截面＞300mm2-140℃ XLPE:250℃ Max.short-circuit temperature of the conductor shall not exceed(5s maxiumduration):
PVC:cross-section of conductor≤300mm2-160℃ cross-section of conductor＞300mm2-140℃ XLPE:250℃ ·電纜敷設(shè)時(shí)環(huán)境溫度應(yīng)不低于0℃ The ambient temperature under installation should not below 0℃ ·電纜的彎曲半徑：多芯電纜不小于電纜外徑15倍，單芯電纜不小于電纜外徑20倍。 The bending radius of a single-core cable should not less than 20 times of the cable diameter.
The bending radius of multicore-cable should not less than 15 times of the cable diameter.
