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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 cable diameter.
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