35KV及以下銅、鋁芯電力電纜

聚氯乙烯絕緣電力電纜
日期:08-20
  產品設備細則   Standard   本類產品按GB12706《額定值電阻值35KV及以內銅芯、鋁芯泡沫塑料絕緣電阻供電纜線》規格單位生孩子,互相還可表明用戶組可以按知名焊工理事會會選擇規格單位IEC、英國的規格單位、法國規格單位及美利堅規格單位生孩子。   The product is manufactured according to the standard of GB12706 or IEC , BS , DIN and ICEA upon request   比較合適面積   Applications   本貨品適用性于額定線電壓35KV及左右供配電力系統或制造業提升裝置中固定好敷設功能。   The product is suitable for use in power distribution networks or fixed installations for industrial equipments with rated voltage up to and including 35KV.   操作基本特性   Operating characteristics   1、 ● 額定電壓電流3.6/6KV~26/35KV熱塑聚乙稀絕緣性供電電纜電線   XLPE Insulated Electrical Cable for rated power frequency voltage Uo/U:3.6/6KV~26/35KV.   ● 電線電纜導體的充許長久的高工做溫差為90℃。   Max.permissible continuous operating temperature of conductor:90℃   ● 發生故障時(長延續耗時不可高達5s)電覽導體的較高溫度度不可高達250℃。   Max.short-circuit temperature of conductor shall not exceed 250℃.(5s Max. Duration)   ● 敷設電線電纜時情況室溫應不最低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、 ● 載荷系數相電壓0.6/1kv熱塑聚氯乙烯隔絕供電局電覽   XLPE Insulated Electrical Cable for rated power frequency voltage Uo/U : 0.6/1KV   ● 電覽導體的禁止暫時高作業溫度為90℃。   Max.permissible continuous operating temperature of conductor : 90℃   ● 擊穿時(長持繼時長不突破5s)電力電纜導體的較高溫度度不突破250 ℃   Max.short-circuit temperature of the conductor shall not exceed 250 ℃   ● 敷設拖鏈電纜時區域濕度應不超過0 ℃   The ambient temperature under installation shall not below 0 ℃   ● 電線電纜線彎曲變形圓的直徑不大于電線電纜線外徑15倍   The bending radius of a cable shall not less than 15 times of the cable diameter .   3、 ● 額定負載電壓電流0.6/1KV聚氯乙稀電絕緣電量的使用低壓電纜。   PVC Insulated Electrical Cable for rated power frequency voltage Uo/U : 0.6/1KV   ● 電攬導體的合法持久高的工作體溫為70 ℃   Max.permissible continuous operating temperature of conductor : 70 ℃   ● 跳閘時(長持續不斷耗時不小于了5s)數據線導體氣溫度不小于了:160℃   Max.short-circuit temperature of the conductor shall not exceed :160℃   ● 敷設電力電纜時大環境高溫應不壓低0 ℃   The ambient temperature under installation shall not below 0 ℃   ● 數據線微彎曲率半徑不不低于數據線外徑10倍   The bending radius of a cable shall not be less than 10 times of the cable diameter.   電纜電線額定容量電流電壓的的選擇   Voltage designation   ● 纜線線的額定負載交流電壓應是和于纜線線利用操作系統的進行狀況發生,用Uo/U(Um)kv代表。   Uo—通信電纜結構設計用的導體與屏避或合金材料套之前的特殊工頻交流電壓;   U—電攬規劃用的導體范圍內的額定工頻的電壓;   Um—儀器可能承受的“高系統端電壓”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.

  注:第1類——用來三相變頻器接地線機械故障時某每次一樣不高于1min, 若為用來長不突破8h , 第年顯示器不突破125h 的系統化。   第二點類一四采用接地線洛天依時期更長的機系統及對高壓電纜隔絕性能方面讓較高的場所。   The first class cable-suitable for one single-phase earth-fault time does not exceed 1 min each time and Max.   Time not exceed 8 hours , and not exceed 125 hours in all in one year.   The second class cable suitable for more the earth-fault time and more better insulation performance
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