In an effort to reduce energy costs, we are replacing incandescent bulbs with more efficient ones. LEDs are considered the best, since with low current consumption they give a bright light. And the manufacturer claims that they must work for at least 30 years, but in fact ...
The workplace must be properly organized. This section is even in the standards, but not all of these standards are ideal. We all have our own peculiarities and it is better to take them into account, in any case, where possible. For example, a properly sized table lamp ...
It is unreasonable to turn on lighting in some rooms or on the street for the entire dark period. In order for the light to burn only when needed, a motion sensor is placed in the luminaire power circuit. In the "normal" state, it breaks the power circuit. When it appears in its area of action ...
When reconstructing the wiring or installing a new one, it is recommended to "pack" it in a protective shell. The most commonly used corrugated electrical pipes, which are usually referred to as "corrugation for cables and wires." It is a round hose with a ribbed surface. Due to the ribbing, significantly ...
The electricity supplied to our homes is not stable. If the frequency is still more or less stable, then the voltage "walks" in a significant range. The only thing that can be done with this is to put a voltage stabilizer for the house, apartment, summer cottage. Then in your, separately taken "piece" of the network ...
With the development of technologies, we have more and more new interesting devices and devices, and old and familiar ones acquire new functions and capabilities. For example, it has become fashionable to buy LED lighting fixtures. There are two significant reasons for this - their diverse design and economy. ...
To assess the performance of the cable, wiring, it is necessary to measure the insulation resistance. For this, there is a special device - a megohmmeter. It applies a high voltage to the measured circuit, measures the current flowing through it, and outputs the results to a screen or scale. How to use a megohmmeter and consider in ...
Owners of private houses, when landscaping a site, are concerned about how to automatically turn on the light at dusk and turn it off at dawn. There are two devices for this - a photo relay and an astrotimer. The first device is simpler and cheaper, the second one is more complicated and more expensive. ...
Proper lighting is the key to good mood and well-being. You can make it complete, comfortable and beautiful using spotlights. The correct selection of sizes, characteristics and types of lamps is what is needed.
If the iron stops heating, you can buy a new one, but often the damage is not very serious and you can fix it yourself. If you know how to work with a screwdriver and a multimeter, you can do it. We will talk about how to repair the iron with your own hands in this article.