Joining Two Electrical Cables Together

How to do proper joint of electric wire.

Joining two electrical cables together.

How to twist electrical wires together when making a splice for light wire such as stereo speaker wires when two wires are joined cross about two inches of each end of prepared wire. Sometimes this occurs at fixture boxes but it also can occur wherever you want to branch a circuit into two or more directions. Wiring splices are made by joining the bare metal ends of wires together. A solder join wires twisted together not so good.

These typically are a special design used to connect an aluminum and copper wire together so that a short copper jumper or pigtail may be connected to a cu rated terminal. If possible you should twist the wires in line before soldering as this makes a stronger and neater join than twisting the ends together. After that you d do the normal thing wire nut the hot and neutral connectors together and wire the grounds together while also wrapping one leg of the ground around the green grounding screw. Twisting the wires together and soldering is often the best method but there are two ways of doing this.

Bend the ends of the wires over each other at right angles and twist them around each other. How to twist electric wire together. The third part is a nut that screws over that and compresses the rubber part between the two metal parts in order to form a watertight seal. Bus bar screw terminals with these types of terminals each cable core has its own location hole and screw for securing to a terminal.

Line up the wire ends then tighten electrical caps photo 1. In this video you will get the procedure for properly joint the electric wire. With the exception of stranded wire which we ll talk about below it s important to make sure the ends of all wires are lined up before twisting on the wire nut connector. The best way to strip wires is to use a pair of basic wire strippers.

Https youtu be 3kaisyrpykg the secrets of welding. These were common in the 70 s when aluminum wiring was used to supply 15 20 amp circuits in residential and some commercial structures. 10 to 15 a great many electrical projects require you to join splice circuit cables together. When splicing insulated wire you have to strip the insulation from the end of the wire to expose the metal core which may be solid or stranded copper.