450/750V塑料绝缘和护套控制电缆
450/750V Plastic Insulated and Sheathed Control Cable
一、产品介绍 Product Introduction
1、产品标准Product Standards
本产品按GB/T9330-2008《额定电压450/750V及以下聚氯乙烯绝缘聚氯乙烯护套控制电缆》标准制造。
The product is manufactured according to the standards of GB/T9330-2008 Control Cables of Rated Voltages up to and including 450/750V
2、使用特性Operating characteristics
2.1 额定电压：U0/U 为450/750V
Rated voltage U0/U：450/750V
2.2电缆导体的允许长期最高工作温度为:PVC70℃，XLPE90℃；
Max. long-run working temperature of conductor: PVC insulated is 70℃; XLPE insulated is 90℃
2.3电缆敷设时环境温度应不低于0℃。
The ambient temperature under installation should be no less than 0℃.
2.4电缆的允许弯曲半径：无铠装层及编织屏蔽的电缆，应不小于电缆外径的6倍；有铠装或铜带屏蔽结构的电缆，应不小于电缆外径的12倍。
Min.bending radius for non-armored and non-sheathed cable is 6 times of outside diameter
Min.bending radius for armored and Cu belt shielded cable is 12 times of outside diameter
说明：1-导体Conductor 2-绝缘层insulated layer 3-填充物filler 4-内衬包覆层 inside coating layer
5-钢带铠装层steel tape armour layer 6-铜带屏蔽层copper band shield layer
7-铜丝编织屏蔽层copper wire braided shield layer 8-外护套over sheath
