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塑料绝缘控制电缆
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发布时间:2009.10.15 新闻来源:上缆集团 浏览次数: |
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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***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(***长持续时间不超过5S)电缆导体的***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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