What are smart lamps?
Overview of smart lamps with a remote control, battery, speaker, motion sensor. The main functions of smart LED bulbs and the best models.
The amount of material for the electrical installation of a three-room apartment
The area of the apartment is 78 m2. In the attachment to the message, this is what was bought. Is this amount of materials enough for the electrical installation of a three-room apartment?
Welding of copper and aluminum wires
How to do the welding of wires in the junction box with your own hands. Tools and materials for welding aluminum and copper wires.
Wire connection with nut clamps
Design, purpose and marking of nuts for connecting wires. How to use nut-type clamps and what is the advantage of these connectors.
What is difavtomat and what is it used for?
The device, purpose, scope and principle of operation of the difavtomat. Find out what a differential machine is, how it works and where it is used.
Do I need a shield for the electric meter?
Is it necessary to install an electric meter and other devices in an apartment in a box (shield), or is it possible to install them open (as in Soviet times)?
What is an RCD and how does it work?
The device, the principle of operation and the purpose of the RCD used in electrics. What does the residual current device consist of, how does it work and what is it for.
The main stages of installing a diesel generator
The main stages of installing a diesel generator indoors and outdoors. How to choose a place for a diesel power station and how the first start-up of equipment is carried out.
Why do I need a load priority relay?
What is a load priority relay, what is its principle of operation and purpose. Scope of the priority load selection relay.
