控制电缆

塑料绝缘控制电缆
日期:2014-08-20 浏览:

  产品标准

  Reference Standards

  本产品按GB9330《塑料绝缘控制电缆》及企业标准制造。

  This product is manufactured according to GB9330 and enterprise standards.

  适用范围

  Application

  适用于额定电压450/750V及以下控制、信号、保护及测量系统接线之用。

  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

  ● 额定电压Uo/U:450/750V。

  ● Rated voltage Uo/U:450/750V.

  ● 电缆导体的允许长期最高工作温度:

  Permissible Max.continuous operating temperature of conductor:

  聚氯乙烯绝缘70℃;交联聚乙烯绝缘90℃。

  PVC insulated : 70℃; XLPE insulated : 90℃.

  ● 短路时(最长持续时间不超过5S)电缆导体的最高温度不超过:

  Upon short circuit (Max.Duration time 5s) the Max. temperature of conductor not higher than:

  交联聚乙烯绝缘250℃;聚氯乙烯绝缘160℃。

  XLPE insulated : 250℃ ; PVC insulated : 160℃.

  ● 电缆敷设时环境温度应不低于0℃。

  Ambient temperature of installation not less than 0℃.

  ● 推荐的允许弯曲半径: Prefered Permissible bending radium;

  无铠装层的电缆,应不小于电缆外径的6倍;

  For non-armoured cable, not less than 6 times of cable diameter;

  无铠装或铜带屏蔽结构的电缆,应不小于电缆外径的12倍;

  For armoured or copper-tape-screened cable, not less than 12 times of cable diameter;

  有屏蔽层结构的软电缆,应不小于电缆外径的6倍。

  For screened flexible cable, not less than 6 times of cable diameter.

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