无铠装电缆，应不低于电缆外径的6倍；铠装或铜带屏蔽电缆，应不低于电缆外径的12倍；屏蔽软电缆，不低于电缆外径的6倍。控制电缆泛指设备仪表供电/信号控制。

代表型号：KVV/KYJV/还有其它仪表线等等

Tianjin Cable General Factory first branch factory specializing in the production of communication cable for mine; mine control cable signal cable; mine; mine explosion-proof telephone line; mine explosion-proof communication cables, mining cable; communication cables for coal mines; mining telephone cable; communication cable signal cable for mine; mine; control cable for mine; mine monitoring cable for mine monitoring; the explosion-proof cable; cable; mine fire retardant cable; MHYV; MHYAV; MHYA32 type mine communication cable; MHYV; MHYVR; MHYVP; MHYVRP; MHY32 type mine signal cable (mine communication cable); MKVV; MKVV22; MKVV32; MKVVR mine control cable products are "coal-mark" certificate, complete specifications, products widely used in the system of coal mine and coal mine monitoring system; to the coal company, all over the country mining group; and a number of mining equipment company related products, has established the long-term cooperation, the product has won praise and trust of users! At the same time, I produced the whole city communication cable, telephone cable, large number of communication cable, computer cable, power line communication equipment, railway signal cable, lighting line airport, various documents complete, reliable quality!!