Who legally pays for lighting the local area of ​​an apartment building?
Lighting standards Norms and rules of street lighting are regulated by various regulations and GOST (state standards).
effective voltage and peak voltage
Effective voltage and peak voltage - what is it and what is the difference
Everyone knows that the current voltage in the outlet is 220 Volts (230 according to the new standards, but
Triac photo
Triac - operating principle for a teapot. In simple words, I show the device, the basics of generating an electronic key, what conditions need to be created for its correct switching, how to evaluate the slave
What is a triac and what does it look like - briefly The phrase “symmetrical triode thyristor” on
Rectifier and filter unit for ULF with bipolar power supply: review of a ready-made solution “for the lazy”
Capacitive, inductive-capacitive, active smoothing filters. Schemes, properties, online calculator. We talked thoroughly on the previous
Bias currents. Theorem on the circulation of the magnetic field of alternating currents.
In electrical circuits there is always a magnetic field, which has an electromagnetic interaction with the currents of these
Control of an asynchronous motor. Three most popular schemes.
What is an asynchronous motor? Before moving on to the model, algorithms and electric drive control systems,
How to find the power of a current source in a circuit
The quantity characterizing the amount of energy losses that occur when current flows through its source is defined as
Arc extinguishing methods
Additional material Arc discharge
Home Electrical safety Electric arc An electric arc is an electrical discharge in a medium (air, vacuum,
How to calculate pump power
Rules and features for selecting pump power
Pressure Pressure (p) expresses the force acting per unit area and is divided into static and
The process of changing the temperature and resistance of a thermistor as it cools
Thermistors
Brief information from the theory of thermistors A thermistor is a semiconductor resistor whose resistance is strong
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