The video clearly shows how to connect wires of different materials with a bolt:

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The wire rings should be turned in the direction of tightening the nut, when bolted. This is necessary so that when tightening, the rings do not unwind and do not increase in diameter, but rather wrap tighter around the bolt.


A similar method is to use a rivet gun. Below is a visual demonstration of how to connect wires with a rivet:

There is another option of using aluminum-copper tips and aluminum-copper washers. You can crimp the aluminum cable with a tip and connect it to the copper busbar. Or, when using an aluminum-copper washer, you can crimp the aluminum cable with a regular aluminum cable tip and connect it to the busbar through this washer.

Common Mistakes, Useful Tips and Rules
Here are some useful tips to help you safely connect aluminum wire to copper wire:

Before connecting the wires by soldering, you indonesia mobile database
to know that copper will be very easy to tin, and aluminum only with the help of a special solder.
The connection points of both multi-core and single-core conductors must not be pressed too hard. Otherwise, deformation and damage to the cores will occur.
It is always worth observing the markings and selecting the terminal blocks correctly depending on the cross-section of the wire and the type of installation (indoors or outdoors).
Never use regular twists to connect aluminum and copper wiring. This is one of the most unsafe ways to connect wires, which most often leads to fire.
That's all we wanted to tell you about how to connect copper and aluminum wires. We hope that the methods and rules provided helped you understand the essence of the work!