聚氯乙烯絕緣聚氯乙烯護套電力電纜
作者:admin 發(fā)布時間:2021-09-03瀏覽次數(shù):0
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)。
The product is manufactured according to the stand of GB12706 or IEC,BS,DIN and ICEA upon request.
適用范圍 Applications
本產(chǎn)品適用于工頻額定電壓0.6/1KV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 lines or fixed insta-llations with rated power-frequency voltage up to and including 0.6/1KV.
使用特性 Operating characteristics
工頻額定電壓Uo/U為0.6/1KV。
Rated power-frequency voltage Uo/U:0.6/1KV.
電纜導體的允許長期工作最高溫度為70℃
Max.permissible continuous operating temperature of conductor: 70℃
短路時(最長持續(xù)時間不超過5s)電纜導體的允許最高溫度:
導體截面 ≤ 300mm2 – 160℃;
導體截面 300 – 140>℃;
Max.short-circuit temperature of the conductor shall not excssd: (5smaximum duration).Cross-section of conducter ≤ 300mm2 – 160℃;
Cross-section of conducter > 300mm2 – 140℃, 電纜敷設時環(huán)境溫度應不低于0℃。
The ambient temperature under installation should should not below0℃
電纜彎曲半徑不小于電纜外徑10倍。