供应苏州园区RVV护套线 RVV线 苏州园区电线

供应苏州园区RVV护套线 RVV线 苏州园区电线，挤压式和非挤压式护套线

　比如：RVV2*0.5就是2根0.5平方毫米的线外加一层外护套，护套的作用是：

　　1、保护电缆内护层不受机械损伤和化学腐蚀；

　　2、增强线缆机械强度。RVV电缆主要用途：应用于电器、仪表和电子设备及自动化装置用电源线、控制线及信号传输线，具体可用于*盗报警系统、楼宇对讲系统等。···························································································································································································································································································································································································································································································································