PVC insulated cables used to control and jacket for the 450/750 V AC voltage and under control, monitor and protect the loop line and other occasions, the wires used to control a crane control cables.

聚氯乙烯绝缘和护套控制电缆用于交流电压为450/750V及以下控制、监控迴路及保护线路等场合，该电线应用于控制一种吊机用控制电缆。

youdao