... 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(Ai) and Cu(Ai) or Cu and Ai7)Small electric connection resistance, impulse current can ... of structural distribution system, the connection of airylow voltage insulated cable, or indoor electric wire, distribution system ofstreet lamp.Can be installed ...