控制电缆
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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