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　　產(chǎn)品標(biāo)準(zhǔn)

　　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(biāo)準(zhǔn)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(biāo)準(zhǔn)IEC、英 國標(biāo)準(zhǔn)、德國標(biāo)準(zhǔn)及美國標(biāo)準(zhǔn)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(shè)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(dǎo)體的允許長期高工作溫度為90℃。

　　Max.permissible continuous operating temperature of conductor:90℃

　　● 短路時(長持續(xù)時間不超過5s)電纜導(dǎo)體的高溫度不超過250℃。

　　Max.short-circuit temperature of conductor shall not exceed 250℃.(5s Max. Duration)

　　● 敷設(shè)電纜時環(huán)境溫度應(yīng)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(dǎo)體的允許長期高工作溫度為90℃。

　　Max.permissible continuous operating temperature of conductor : 90℃

　　● 短路時(長持續(xù)時間不超過5s)電纜導(dǎo)體的高溫度不超過250 ℃

　　Max.short-circuit temperature of the conductor shall not exceed 250 ℃

　　● 敷設(shè)電纜時環(huán)境溫度應(yīng)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(dǎo)體的允許長期高工作溫度為70 ℃

　　Max.permissible continuous operating temperature of conductor : 70 ℃

　　● 短路時(長持續(xù)時間不超過5s)電纜導(dǎo)體高溫度不超過：160℃

　　Max.short-circuit temperature of the conductor shall not exceed :160℃

　　● 敷設(shè)電纜時環(huán)境溫度應(yīng)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(yīng)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(shè)計用的導(dǎo)體與屏蔽或金屬套之間的額定工頻電壓;

　　U—電纜設(shè)計用的導(dǎo)體之間的額定工頻電壓;

　　Um—設(shè)備可承受的“高系統(tǒng)電壓”的大值。

　　The rated voltage of the cable for a given application shall be suitable for the operating conditions in the system in which the cable is used , and is expressed in the form Uo/U(Um)kv .

　　Where:

　　Uo—The rated power-frequency voltage between conductor and screen or metallic-sheath , for which the cable designed;

　　U — The rated power –frequency voltage between conductors , for which the cable designed ;

　　Um—The maximum value of the “highest system voltage “ for which the equipment may be operated.