According to the norms of Russian legislation, electrical safety group IV is a group that determines the professional qualifications of a specialist
How the device protects electrical appliances Our homes are filled with household appliances and equipment that are connected to
If the hardware is familiar: light absorption and reflection coefficients, color rendering index, why the ceiling height is
Electricity has long become an integral part of the daily lives of each of us. People are so used to
Determining the location of electrical wiring damage If you cannot call an electrician for repairs or you decide
There are usually a lot of household appliances used in modern houses and apartments. Therefore, standard 1-2
Power balance When solving electrical problems, you often need to check the correctness of the values found. For this
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Methods for determining the cross-section of copper wire for furniture lighting In determining the cross-section of copper wire there are two
Description and application of 1N-4007 Externally, 1N-4007 is a small black cylinder. It consists
