About Product:Advantages:1).Designed for all weather applications and easy to install.2).Special connecting tablet is adopted in our insulation piercing connector, which is applicable to joint of Cu(Al) and Cu(Al) or Cu and Al.3).Its self-seam frame is wet proof, water proof, and anti-corrosive, which can prolong the using life of insulated lead and connector.Instructions:TTD series insulation piercing connector is not only used to connect the (or separate) the self-supporting insulated wire, but also used to separate lighting circuit.1).Adjust the connector nut to suitable location.2).Put the branch wire into the cap sheath fully.3).Insert the main wire, if there are two lays of insulated lay in the main cable, should strip a certain length of the first insulated lay from inserted end.4).Turn the nut by hand, and fix the connector in suitable location.5).Screw the nut with the sleeve spanner.6).Screw the nut continually until the top part is cracked and dropped down