Depending on the grounding system used, the PE conductor is a branch from the PEN wire or a separate connection to the ground loop.

We figure out how to make a good twist of single-core and stranded wires and correctly insulate it.

We consider the methods of connecting wires, widely used in practice: twisting, soldering, welding, crimping and others.

We understand how the Wago terminal blocks are arranged, what they are, their advantages and disadvantages, and when it is advisable to use them.

We consider the advantages and disadvantages of various ways of connecting wires, such as twisting, PPE caps, terminal blocks and clamps, couplings and sleeves.

How phase, zero and ground are marked on wires or in circuits. Correct color lettering and application of manual wire marking.

We figure out what a potential equalization system is and why a KUP (potential equalization box) may be needed in a house or apartment.

The cross-section of the wire - what it is, what it affects and by what it is determined. How to calculate the cross-section of wire cores according to ...

We understand what a junction box is, why it is needed, what kind of junction boxes are there and how they are mounted in a house or apartment.