... voltage is 10KV,1KV or less than 1KV.3)Piercing connector,simple installation,need not strip the cable coat.4)Moment nut ... tablet,apply to joint of Cu(Al) and Cu(Al) or Cu and Al.7)Small electric connection resistance,impulse currentcan ... of structural distribution system,the connection of airylow voltage insulated cable,or indoor electric wire,distribution system of streetlamp.Can be installed ...