Construction And Repair

Reed relay: principle of operation of the switch, description, scope of application of the disconnecting switch Construction And Repair

In electronic units and radio engineering, switching devices and contacts are actively used. But such parts are considered unreliable, as frequent use of the equipment wears them out. Because of th...

The principle of operation of the circuit breaker: device and scope, circuit breaker Construction And Repair

When ensuring the protection of the power grid from all kinds of failures, various devices and mechanisms are used. Among them are automated switches that prevent serious electrical failures and ke...

Diy temperature controller: principle of operation, on and off circuit Construction And Repair

Often, for the operation of a device or an entire system, it is necessary to maintain a certain temperature regime. This is important when operating heating or cooling circuits, building incubator-...

Time relay with turn-off delay: use in a 220 V network, characteristics of timers and their application Construction And Repair

To control the sequence of operation of electrical devices, a time relay with a 220 V off delay is used. After turning on the electrical device, after a specified time, the load is disconnected. Th...

Rocker switch: how the rocker switch is used Construction And Repair

Basically, heating systems in country houses and enterprises are equipped with electronics. Electricity in the grid is not always stable, so owners prefer to buy generators for backup power supply....

Features of circuit breakers: existing varieties, recommendations for selection Construction And Repair

The plugs on the dashboard clicked again and the lights went out in the house. Someone encounters such a situation very often, without even suspecting that the problem can be solved by replacing th...

Touch light switch: features, selection criteria, DIY manufacturing Construction And Repair

The rapid development of the technological sphere of human activity has influenced other areas of life, including home improvement. This is especially true for switches for various electrical appli...

Pass-through two-button switch: device, principle of operation, connection diagram of the mechanism for two points Construction And Repair

With the increase in living space, especially for private houses, it became necessary to control lighting from several places. If it is necessary to control one light bulb, then it is enough to ins...

Intermediate switch: design and connection diagram of a two-gang cross switch Construction And Repair

When lighting control is required in long rooms with multiple inputs, an intermediate switch can be very useful. As a result of using this device, anyone can turn on or off the lighting using a swi...

3-point pass-through switch: principle of operation, switch connection diagram Construction And Repair

The rise in electricity prices has made people think about the need to save. It is not very convenient to use simple switches for lighting stairs in apartment buildings and in private houses with s...