塑料絕緣控制電纜 |
產品標準 Reference Standards 本產品按GB9330《塑料絕緣控制電纜》及企業標準制造。 This product is manufactured according to GB9330 and enterprise standards. 適用范圍 Application 適用於額定電壓450/750V及以下控制、信號、保護及測量系統接線之用。 For system connection wire of control, signal , protection or measuring with rated voltage up to and including 450/750V. 使用特性 Operating characteristics ● 額定電壓Uo/U:450/750V。 ● Rated voltage Uo/U:450/750V. ● 電纜導體的允許長期最高工作溫度: Permissible Max.continuous operating temperature of conductor: 聚氯乙烯絕緣70℃;交聯聚乙烯絕緣90℃。 PVC insulated : 70℃; XLPE insulated : 90℃. ● 短路時(最長持續時間不超過5S)電纜導體的最高溫度不超過: Upon short circuit (Max.Duration time 5s) the Max. temperature of conductor not higher than: 交聯聚乙烯絕緣250℃;聚氯乙烯絕緣160℃。 XLPE insulated : 250℃ ; PVC insulated : 160℃. ● 電纜敷設時環境溫度應不低於0℃。 Ambient temperature of installation not less than 0℃. ● 推薦的允許彎曲半徑: Prefered Permissible bending radium; 無鎧裝層的電纜,應不小於電纜外徑的6倍; For non-armoured cable, not less than 6 times of cable diameter; 無鎧裝或銅帶屏蔽結構的電纜,應不小於電纜外徑的12倍; For armoured or copper-tape-screened cable, not less than 12 times of cable diameter; 有屏蔽層結構的軟電纜,應不小於電纜外徑的6倍。 For screened flexible cable, not less than 6 times of cable diameter |
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