產(chǎn)品標準 Standard 本產(chǎn)品按GB12706《額定電壓35KV及以下銅芯、鋁芯塑料絕緣電力電纜》標準生產(chǎn),同時還可根據(jù)用戶需要按國際電工委員會推薦標準IEC、英國標準、德國標準及美國標準生產(chǎn)。 The product is manufactured according to the standard of GB12706 or IEC , BS , DIN and ICEA upon request 適合范圍 Applications 本產(chǎn)品適用于額定電壓35KV及以下配電網(wǎng)或工業(yè)裝置中固定敷設之用。 The product is suitable for use in power distribution networks or fixed installations for industrial equipments with rated voltage up to and including 35KV. 使用特性 Operating characteristics 1、 ● 額定電壓3.6/6KV~26/35KV交聯(lián)聚乙烯絕緣電力電纜 XLPE Insulated Electrical Cable for rated power frequency voltage Uo/U:3.6/6KV~26/35KV. ● 電纜導體的允許長期最高工作溫度為90℃。 Max.permissible continuous operating temperature of conductor:90℃ ● 短路時(最長持續(xù)時間不超過5s)電纜導體的最高溫度不超過250℃。 Max.short-circuit temperature of conductor shall not exceed 250℃.(5s Max. Duration) ● 敷設電纜時環(huán)境溫度應不低于0℃。 The bending radius of single-core cable shall not less than 20 times of the cable diameter The bending radius of three-cores cable shall not less than 15 times of the cable diameter 2、 ● 額定電壓0.6/1kv交聯(lián)聚乙烯絕緣電力電纜 XLPE Insulated Electrical Cable for rated power frequency voltage Uo/U : 0.6/1KV ● 電纜導體的允許長期最高工作溫度為90℃。 Max.permissible continuous operating temperature of conductor : 90℃ ● 短路時(最長持續(xù)時間不超過5s)電纜導體的最高溫度不超過250 ℃ Max.short-circuit temperature of the conductor shall not exceed 250 ℃ ● 敷設電纜時環(huán)境溫度應不低于0 ℃ The ambient temperature under installation shall not below 0 ℃ ● 電纜彎曲半徑不小于電纜外徑15倍 The bending radius of a cable shall not less than 15 times of the cable diameter . 3、 ● 額定電壓0.6/1KV聚氯乙烯絕緣電力電纜。 PVC Insulated Electrical Cable for rated power frequency voltage Uo/U : 0.6/1KV ● 電纜導體的允許長期最高工作溫度為70 ℃ Max.permissible continuous operating temperature of conductor : 70 ℃ ● 短路時(最長持續(xù)時間不超過5s)電纜導體最高溫度不超過:160℃ Max.short-circuit temperature of the conductor shall not exceed :160℃ ● 敷設電纜時環(huán)境溫度應不低于0 ℃ The ambient temperature under installation shall not below 0 ℃ ● 電纜彎曲半徑不小于電纜外徑10倍 The bending radius of a cable shall not be less than 10 times of the cable diameter. 電纜額定電壓的選擇 Voltage designation ● 電纜的額定電壓應適合于電纜使用系統(tǒng)的運行狀況,用Uo/U(Um)kv表示。 Uo—電纜設計用的導體與屏蔽或金屬套之間的額定工頻電壓; U—電纜設計用的導體之間的額定工頻電壓; Um—設備可承受的“最高系統(tǒng)電壓”的最大值。