塑料绝缘控制电缆

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 cab