Black stripes from wires on wallpaper

Black stripes from wires on wallpaper

On the wallpaper there are black stripes from wires. They say that it’s my fault, can these wires mean that they are not working and could such a wiring cause a breakdown of the equipment?

Which cable to choose for lighting

Which cable to choose for lighting

Which cable to choose for lighting in an apartment, house, garage or outdoors. Cross section and brand of wire for connecting light. What design should the cable have?

Why is the light in the room off?

Why is the light in the room off?

After replacing the wallpaper in the room there is no light. The wire in the distribution box was disconnected, it was reconnected. There is light in the living room, but not in the room, what should I do?

Why doesn’t zero shock?

Why doesn’t zero shock?

How safe is zero in the wiring? Is it possible to hold onto a consumer while working without harm to health? If not, can it be somehow protected?

Wiring in a Soviet change house

Wiring in a Soviet change house

Where can I find schemes for electrifying cabins and building trailers of the Soviet era? They were manufactured industrially and they have an electrification circuit.

Copper wire and cable brands

Copper wire and cable brands

What are copper wires and cables. Typical cross-sections and characteristics of copper conductors. Scope of copper wires and cables of different brands.

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How to conduct electrical wiring in an apartment - all stages of electrical installation