Repair of electrical equipment
Switches - purpose, types, device, principle of operation. Useful for electrician: electrical engineering and electronics
Switches are the simplest manual control devices used in alternating current circuits at voltages up to 660...
Solenoids — device, operation, application. Useful for electrician: electrical engineering and electronics
This article will focus on solenoids. First we will look at the theoretical side of this topic, then the practical side, where we will note…
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To check wired and wireless resistors with constant and variable resistance, it is necessary to do the following: make an external check;...
Measures to ensure the reliability of the operation of electrical devices.Useful for electrician: electrical engineering and electronics
When considering the characteristics of any electrical device, three periods of its operation are distinguished: leakage, normal operation and wear....
What to do if the lights went out and the apartment lost power
First of all, you need to understand under what circumstances this happened. If, for example, the light goes out at the moment of...
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Why is electric current dangerous?